clang/test/OpenMP/single_firstprivate_codegen.cpp

   1 // NOTE: Assertions have been autogenerated by utils/update_cc_test_checks.py UTC_ARGS: --function-signature --include-generated-funcs --replace-value-regex "__omp_offloading_[0-9a-z]+_[0-9a-z]+" "reduction_size[.].+[.]" "pl_cond[.].+[.|,]" --prefix-filecheck-ir-name _
   2 // RUN: %clang_cc1 -no-enable-noundef-analysis -verify -fopenmp -x c++ -triple x86_64-apple-darwin10 -emit-llvm %s -o - | FileCheck %s --check-prefix=CHECK1
   3 // RUN: %clang_cc1 -no-enable-noundef-analysis -fopenmp -x c++ -std=c++11 -triple x86_64-apple-darwin10 -emit-pch -o %t %s
   4 // RUN: %clang_cc1 -no-enable-noundef-analysis -fopenmp -x c++ -triple x86_64-apple-darwin10 -std=c++11 -include-pch %t -verify %s -emit-llvm -o - | FileCheck %s --check-prefix=CHECK1
   5 // RUN: %clang_cc1 -no-enable-noundef-analysis -verify -fopenmp -x c++ -std=c++11 -DLAMBDA -triple x86_64-apple-darwin10 -emit-llvm %s -o - | FileCheck %s --check-prefix=CHECK3
   6 // RUN: %clang_cc1 -no-enable-noundef-analysis -verify -fopenmp -x c++ -fblocks -DBLOCKS -triple x86_64-apple-darwin10 -emit-llvm %s -o - | FileCheck %s --check-prefix=CHECK4
   7
   8 // RUN: %clang_cc1 -verify -fopenmp-simd -x c++ -triple x86_64-apple-darwin10 -emit-llvm %s -o - | FileCheck %s --implicit-check-not="{{__kmpc|__tgt}}"
   9 // RUN: %clang_cc1 -fopenmp-simd -x c++ -std=c++11 -triple x86_64-apple-darwin10 -emit-pch -o %t %s
  10 // RUN: %clang_cc1 -fopenmp-simd -x c++ -triple x86_64-apple-darwin10 -std=c++11 -include-pch %t -verify %s -emit-llvm -o - | FileCheck %s --implicit-check-not="{{__kmpc|__tgt}}"
  11 // RUN: %clang_cc1 -verify -fopenmp-simd -x c++ -std=c++11 -DLAMBDA -triple x86_64-apple-darwin10 -emit-llvm %s -o - | FileCheck %s --implicit-check-not="{{__kmpc|__tgt}}"
  12 // RUN: %clang_cc1 -verify -fopenmp-simd -x c++ -fblocks -DBLOCKS -triple x86_64-apple-darwin10 -emit-llvm %s -o - | FileCheck %s --implicit-check-not="{{__kmpc|__tgt}}"
  13 // expected-no-diagnostics
  14 #ifndef HEADER
  15 #define HEADER
  16
  17 struct St {
  18   int a, b;
  19   St() : a(0), b(0) {}
  20   St(const St &st) : a(st.a + st.b), b(0) {}
  21   ~St() {}
  22 };
  23
  24 volatile int g = 1212;
  25
  26 template <class T>
  27 struct S {
  28   T f;
  29   S(T a) : f(a + g) {}
  30   S() : f(g) {}
  31   S(const S &s, St t = St()) : f(s.f + t.a) {}
  32   operator T() { return T(); }
  33   ~S() {}
  34 };
  35
  36
  37 template <typename T>
  38 T tmain() {
  39   S<T> test;
  40   T t_var = T();
  41   T vec[] = {1, 2};
  42   S<T> s_arr[] = {1, 2};
  43   S<T> var(3);
  44 #pragma omp parallel
  45 #pragma omp single firstprivate(t_var, vec, s_arr, var)
  46   {
  47     vec[0] = t_var;
  48     s_arr[0] = var;
  49   }
  50   return T();
  51 }
  52
  53 S<float> test;
  54 int t_var = 333;
  55 int vec[] = {1, 2};
  56 S<float> s_arr[] = {1, 2};
  57 S<float> var(3);
  58
  59 int main() {
  60   static int sivar;
  61 #ifdef LAMBDA
  62   [&]() {
  63 #pragma omp parallel
  64 #pragma omp single firstprivate(g, sivar)
  65   {
  66     g = 1;
  67     sivar = 17;
  68     [&]() {
  69       g = 2;
  70       sivar = 31;
  71     }();
  72   }
  73   }();
  74   return 0;
  75 #elif defined(BLOCKS)
  76   ^{
  77 #pragma omp parallel
  78 #pragma omp single firstprivate(g, sivar)
  79    {
  80     g = 1;
  81     sivar = 37;
  82     ^{
  83       g = 2;
  84       sivar = 31;
  85     }();
  86   }
  87   }();
  88   return 0;
  89 #else
  90 #pragma omp single firstprivate(t_var, vec, s_arr, var, sivar) nowait
  91   {
  92     {
  93     vec[0] = t_var;
  94     s_arr[0] = var;
  95     sivar = 41;
  96     }
  97   }
  98   return tmain<int>();
  99 #endif
 100 }
 101
 102
 103 // firstprivate t_var(t_var)
 104
 105 // firstprivate vec(vec)
 106
 107 // firstprivate s_arr(s_arr)
 108
 109 // firstprivate var(var)
 110
 111 // firstprivate isvar
 112 // CHEC: [[SIVAR_VAL:%.+]] = load i{{[0-9]+}}, iptr [[SIVAR]],
 113 // CHEC: store i{{[0-9]+}} [[SIVAR_VAL]], iptr [[SIVAR_PRIV]],
 114
 115 // ~(firstprivate var), ~(firstprivate s_arr)
 116
 117
 118
 119
 120
 121
 122
 123 // firstprivate t_var(t_var)
 124
 125 // firstprivate vec(vec)
 126
 127 // firstprivate s_arr(s_arr)
 128
 129 // firstprivate var(var)
 130
 131 // ~(firstprivate var), ~(firstprivate s_arr)
 132
 133
 134 #endif
 135
 136 // CHECK1-LABEL: define {{[^@]+}}@__cxx_global_var_init
 137 // CHECK1-SAME: () #[[ATTR0:[0-9]+]] section "__TEXT,__StaticInit,regular,pure_instructions" {
 138 // CHECK1-NEXT:  entry:
 139 // CHECK1-NEXT:    call void @_ZN1SIfEC1Ev(ptr nonnull align 4 dereferenceable(4) @test)
 140 // CHECK1-NEXT:    [[TMP0:%.*]] = call i32 @__cxa_atexit(ptr @_ZN1SIfED1Ev, ptr @test, ptr @__dso_handle) #[[ATTR2:[0-9]+]]
 141 // CHECK1-NEXT:    ret void
 142 //
 143 //
 144 // CHECK1-LABEL: define {{[^@]+}}@_ZN1SIfEC1Ev
 145 // CHECK1-SAME: (ptr nonnull align 4 dereferenceable(4) [[THIS:%.*]]) unnamed_addr #[[ATTR1:[0-9]+]] align 2 {
 146 // CHECK1-NEXT:  entry:
 147 // CHECK1-NEXT:    [[THIS_ADDR:%.*]] = alloca ptr, align 8
 148 // CHECK1-NEXT:    store ptr [[THIS]], ptr [[THIS_ADDR]], align 8
 149 // CHECK1-NEXT:    [[THIS1:%.*]] = load ptr, ptr [[THIS_ADDR]], align 8
 150 // CHECK1-NEXT:    call void @_ZN1SIfEC2Ev(ptr nonnull align 4 dereferenceable(4) [[THIS1]])
 151 // CHECK1-NEXT:    ret void
 152 //
 153 //
 154 // CHECK1-LABEL: define {{[^@]+}}@_ZN1SIfED1Ev
 155 // CHECK1-SAME: (ptr nonnull align 4 dereferenceable(4) [[THIS:%.*]]) unnamed_addr #[[ATTR1]] align 2 {
 156 // CHECK1-NEXT:  entry:
 157 // CHECK1-NEXT:    [[THIS_ADDR:%.*]] = alloca ptr, align 8
 158 // CHECK1-NEXT:    store ptr [[THIS]], ptr [[THIS_ADDR]], align 8
 159 // CHECK1-NEXT:    [[THIS1:%.*]] = load ptr, ptr [[THIS_ADDR]], align 8
 160 // CHECK1-NEXT:    call void @_ZN1SIfED2Ev(ptr nonnull align 4 dereferenceable(4) [[THIS1]]) #[[ATTR2]]
 161 // CHECK1-NEXT:    ret void
 162 //
 163 //
 164 // CHECK1-LABEL: define {{[^@]+}}@_ZN1SIfEC2Ev
 165 // CHECK1-SAME: (ptr nonnull align 4 dereferenceable(4) [[THIS:%.*]]) unnamed_addr #[[ATTR1]] align 2 {
 166 // CHECK1-NEXT:  entry:
 167 // CHECK1-NEXT:    [[THIS_ADDR:%.*]] = alloca ptr, align 8
 168 // CHECK1-NEXT:    store ptr [[THIS]], ptr [[THIS_ADDR]], align 8
 169 // CHECK1-NEXT:    [[THIS1:%.*]] = load ptr, ptr [[THIS_ADDR]], align 8
 170 // CHECK1-NEXT:    [[F:%.*]] = getelementptr inbounds nuw [[STRUCT_S:%.*]], ptr [[THIS1]], i32 0, i32 0
 171 // CHECK1-NEXT:    [[TMP0:%.*]] = load volatile i32, ptr @g, align 4
 172 // CHECK1-NEXT:    [[CONV:%.*]] = sitofp i32 [[TMP0]] to float
 173 // CHECK1-NEXT:    store float [[CONV]], ptr [[F]], align 4
 174 // CHECK1-NEXT:    ret void
 175 //
 176 //
 177 // CHECK1-LABEL: define {{[^@]+}}@_ZN1SIfED2Ev
 178 // CHECK1-SAME: (ptr nonnull align 4 dereferenceable(4) [[THIS:%.*]]) unnamed_addr #[[ATTR1]] align 2 {
 179 // CHECK1-NEXT:  entry:
 180 // CHECK1-NEXT:    [[THIS_ADDR:%.*]] = alloca ptr, align 8
 181 // CHECK1-NEXT:    store ptr [[THIS]], ptr [[THIS_ADDR]], align 8
 182 // CHECK1-NEXT:    [[THIS1:%.*]] = load ptr, ptr [[THIS_ADDR]], align 8
 183 // CHECK1-NEXT:    ret void
 184 //
 185 //
 186 // CHECK1-LABEL: define {{[^@]+}}@__cxx_global_var_init.1
 187 // CHECK1-SAME: () #[[ATTR0]] section "__TEXT,__StaticInit,regular,pure_instructions" {
 188 // CHECK1-NEXT:  entry:
 189 // CHECK1-NEXT:    call void @_ZN1SIfEC1Ef(ptr nonnull align 4 dereferenceable(4) @s_arr, float 1.000000e+00)
 190 // CHECK1-NEXT:    call void @_ZN1SIfEC1Ef(ptr nonnull align 4 dereferenceable(4) getelementptr inbounds ([[STRUCT_S:%.*]], ptr @s_arr, i64 1), float 2.000000e+00)
 191 // CHECK1-NEXT:    [[TMP0:%.*]] = call i32 @__cxa_atexit(ptr @__cxx_global_array_dtor, ptr null, ptr @__dso_handle) #[[ATTR2]]
 192 // CHECK1-NEXT:    ret void
 193 //
 194 //
 195 // CHECK1-LABEL: define {{[^@]+}}@_ZN1SIfEC1Ef
 196 // CHECK1-SAME: (ptr nonnull align 4 dereferenceable(4) [[THIS:%.*]], float [[A:%.*]]) unnamed_addr #[[ATTR1]] align 2 {
 197 // CHECK1-NEXT:  entry:
 198 // CHECK1-NEXT:    [[THIS_ADDR:%.*]] = alloca ptr, align 8
 199 // CHECK1-NEXT:    [[A_ADDR:%.*]] = alloca float, align 4
 200 // CHECK1-NEXT:    store ptr [[THIS]], ptr [[THIS_ADDR]], align 8
 201 // CHECK1-NEXT:    store float [[A]], ptr [[A_ADDR]], align 4
 202 // CHECK1-NEXT:    [[THIS1:%.*]] = load ptr, ptr [[THIS_ADDR]], align 8
 203 // CHECK1-NEXT:    [[TMP0:%.*]] = load float, ptr [[A_ADDR]], align 4
 204 // CHECK1-NEXT:    call void @_ZN1SIfEC2Ef(ptr nonnull align 4 dereferenceable(4) [[THIS1]], float [[TMP0]])
 205 // CHECK1-NEXT:    ret void
 206 //
 207 //
 208 // CHECK1-LABEL: define {{[^@]+}}@__cxx_global_array_dtor
 209 // CHECK1-SAME: (ptr [[TMP0:%.*]]) #[[ATTR0]] section "__TEXT,__StaticInit,regular,pure_instructions" {
 210 // CHECK1-NEXT:  entry:
 211 // CHECK1-NEXT:    [[DOTADDR:%.*]] = alloca ptr, align 8
 212 // CHECK1-NEXT:    store ptr [[TMP0]], ptr [[DOTADDR]], align 8
 213 // CHECK1-NEXT:    br label [[ARRAYDESTROY_BODY:%.*]]
 214 // CHECK1:       arraydestroy.body:
 215 // CHECK1-NEXT:    [[ARRAYDESTROY_ELEMENTPAST:%.*]] = phi ptr [ getelementptr inbounds ([[STRUCT_S:%.*]], ptr @s_arr, i64 2), [[ENTRY:%.*]] ], [ [[ARRAYDESTROY_ELEMENT:%.*]], [[ARRAYDESTROY_BODY]] ]
 216 // CHECK1-NEXT:    [[ARRAYDESTROY_ELEMENT]] = getelementptr inbounds [[STRUCT_S]], ptr [[ARRAYDESTROY_ELEMENTPAST]], i64 -1
 217 // CHECK1-NEXT:    call void @_ZN1SIfED1Ev(ptr nonnull align 4 dereferenceable(4) [[ARRAYDESTROY_ELEMENT]]) #[[ATTR2]]
 218 // CHECK1-NEXT:    [[ARRAYDESTROY_DONE:%.*]] = icmp eq ptr [[ARRAYDESTROY_ELEMENT]], @s_arr
 219 // CHECK1-NEXT:    br i1 [[ARRAYDESTROY_DONE]], label [[ARRAYDESTROY_DONE1:%.*]], label [[ARRAYDESTROY_BODY]]
 220 // CHECK1:       arraydestroy.done1:
 221 // CHECK1-NEXT:    ret void
 222 //
 223 //
 224 // CHECK1-LABEL: define {{[^@]+}}@_ZN1SIfEC2Ef
 225 // CHECK1-SAME: (ptr nonnull align 4 dereferenceable(4) [[THIS:%.*]], float [[A:%.*]]) unnamed_addr #[[ATTR1]] align 2 {
 226 // CHECK1-NEXT:  entry:
 227 // CHECK1-NEXT:    [[THIS_ADDR:%.*]] = alloca ptr, align 8
 228 // CHECK1-NEXT:    [[A_ADDR:%.*]] = alloca float, align 4
 229 // CHECK1-NEXT:    store ptr [[THIS]], ptr [[THIS_ADDR]], align 8
 230 // CHECK1-NEXT:    store float [[A]], ptr [[A_ADDR]], align 4
 231 // CHECK1-NEXT:    [[THIS1:%.*]] = load ptr, ptr [[THIS_ADDR]], align 8
 232 // CHECK1-NEXT:    [[F:%.*]] = getelementptr inbounds nuw [[STRUCT_S:%.*]], ptr [[THIS1]], i32 0, i32 0
 233 // CHECK1-NEXT:    [[TMP0:%.*]] = load float, ptr [[A_ADDR]], align 4
 234 // CHECK1-NEXT:    [[TMP1:%.*]] = load volatile i32, ptr @g, align 4
 235 // CHECK1-NEXT:    [[CONV:%.*]] = sitofp i32 [[TMP1]] to float
 236 // CHECK1-NEXT:    [[ADD:%.*]] = fadd float [[TMP0]], [[CONV]]
 237 // CHECK1-NEXT:    store float [[ADD]], ptr [[F]], align 4
 238 // CHECK1-NEXT:    ret void
 239 //
 240 //
 241 // CHECK1-LABEL: define {{[^@]+}}@__cxx_global_var_init.2
 242 // CHECK1-SAME: () #[[ATTR0]] section "__TEXT,__StaticInit,regular,pure_instructions" {
 243 // CHECK1-NEXT:  entry:
 244 // CHECK1-NEXT:    call void @_ZN1SIfEC1Ef(ptr nonnull align 4 dereferenceable(4) @var, float 3.000000e+00)
 245 // CHECK1-NEXT:    [[TMP0:%.*]] = call i32 @__cxa_atexit(ptr @_ZN1SIfED1Ev, ptr @var, ptr @__dso_handle) #[[ATTR2]]
 246 // CHECK1-NEXT:    ret void
 247 //
 248 //
 249 // CHECK1-LABEL: define {{[^@]+}}@main
 250 // CHECK1-SAME: () #[[ATTR3:[0-9]+]] {
 251 // CHECK1-NEXT:  entry:
 252 // CHECK1-NEXT:    [[RETVAL:%.*]] = alloca i32, align 4
 253 // CHECK1-NEXT:    [[T_VAR:%.*]] = alloca i32, align 4
 254 // CHECK1-NEXT:    [[VEC:%.*]] = alloca [2 x i32], align 4
 255 // CHECK1-NEXT:    [[S_ARR:%.*]] = alloca [2 x %struct.S], align 4
 256 // CHECK1-NEXT:    [[AGG_TMP:%.*]] = alloca [[STRUCT_ST:%.*]], align 4
 257 // CHECK1-NEXT:    [[VAR:%.*]] = alloca [[STRUCT_S:%.*]], align 4
 258 // CHECK1-NEXT:    [[AGG_TMP2:%.*]] = alloca [[STRUCT_ST]], align 4
 259 // CHECK1-NEXT:    [[SIVAR:%.*]] = alloca i32, align 4
 260 // CHECK1-NEXT:    [[TMP0:%.*]] = call i32 @__kmpc_global_thread_num(ptr @[[GLOB1:[0-9]+]])
 261 // CHECK1-NEXT:    store i32 0, ptr [[RETVAL]], align 4
 262 // CHECK1-NEXT:    [[TMP1:%.*]] = call i32 @__kmpc_single(ptr @[[GLOB1]], i32 [[TMP0]])
 263 // CHECK1-NEXT:    [[TMP2:%.*]] = icmp ne i32 [[TMP1]], 0
 264 // CHECK1-NEXT:    br i1 [[TMP2]], label [[OMP_IF_THEN:%.*]], label [[OMP_IF_END:%.*]]
 265 // CHECK1:       omp_if.then:
 266 // CHECK1-NEXT:    [[TMP3:%.*]] = load i32, ptr @t_var, align 4
 267 // CHECK1-NEXT:    store i32 [[TMP3]], ptr [[T_VAR]], align 4
 268 // CHECK1-NEXT:    call void @llvm.memcpy.p0.p0.i64(ptr align 4 [[VEC]], ptr align 4 @vec, i64 8, i1 false)
 269 // CHECK1-NEXT:    [[ARRAY_BEGIN:%.*]] = getelementptr inbounds [2 x %struct.S], ptr [[S_ARR]], i32 0, i32 0
 270 // CHECK1-NEXT:    [[TMP4:%.*]] = getelementptr inbounds [[STRUCT_S]], ptr [[ARRAY_BEGIN]], i64 2
 271 // CHECK1-NEXT:    [[OMP_ARRAYCPY_ISEMPTY:%.*]] = icmp eq ptr [[ARRAY_BEGIN]], [[TMP4]]
 272 // CHECK1-NEXT:    br i1 [[OMP_ARRAYCPY_ISEMPTY]], label [[OMP_ARRAYCPY_DONE1:%.*]], label [[OMP_ARRAYCPY_BODY:%.*]]
 273 // CHECK1:       omp.arraycpy.body:
 274 // CHECK1-NEXT:    [[OMP_ARRAYCPY_SRCELEMENTPAST:%.*]] = phi ptr [ @s_arr, [[OMP_IF_THEN]] ], [ [[OMP_ARRAYCPY_SRC_ELEMENT:%.*]], [[OMP_ARRAYCPY_BODY]] ]
 275 // CHECK1-NEXT:    [[OMP_ARRAYCPY_DESTELEMENTPAST:%.*]] = phi ptr [ [[ARRAY_BEGIN]], [[OMP_IF_THEN]] ], [ [[OMP_ARRAYCPY_DEST_ELEMENT:%.*]], [[OMP_ARRAYCPY_BODY]] ]
 276 // CHECK1-NEXT:    call void @_ZN2StC1Ev(ptr nonnull align 4 dereferenceable(8) [[AGG_TMP]])
 277 // CHECK1-NEXT:    call void @_ZN1SIfEC1ERKS0_2St(ptr nonnull align 4 dereferenceable(4) [[OMP_ARRAYCPY_DESTELEMENTPAST]], ptr nonnull align 4 dereferenceable(4) [[OMP_ARRAYCPY_SRCELEMENTPAST]], ptr [[AGG_TMP]])
 278 // CHECK1-NEXT:    call void @_ZN2StD1Ev(ptr nonnull align 4 dereferenceable(8) [[AGG_TMP]]) #[[ATTR2]]
 279 // CHECK1-NEXT:    [[OMP_ARRAYCPY_DEST_ELEMENT]] = getelementptr [[STRUCT_S]], ptr [[OMP_ARRAYCPY_DESTELEMENTPAST]], i32 1
 280 // CHECK1-NEXT:    [[OMP_ARRAYCPY_SRC_ELEMENT]] = getelementptr [[STRUCT_S]], ptr [[OMP_ARRAYCPY_SRCELEMENTPAST]], i32 1
 281 // CHECK1-NEXT:    [[OMP_ARRAYCPY_DONE:%.*]] = icmp eq ptr [[OMP_ARRAYCPY_DEST_ELEMENT]], [[TMP4]]
 282 // CHECK1-NEXT:    br i1 [[OMP_ARRAYCPY_DONE]], label [[OMP_ARRAYCPY_DONE1]], label [[OMP_ARRAYCPY_BODY]]
 283 // CHECK1:       omp.arraycpy.done1:
 284 // CHECK1-NEXT:    call void @_ZN2StC1Ev(ptr nonnull align 4 dereferenceable(8) [[AGG_TMP2]])
 285 // CHECK1-NEXT:    call void @_ZN1SIfEC1ERKS0_2St(ptr nonnull align 4 dereferenceable(4) [[VAR]], ptr nonnull align 4 dereferenceable(4) @var, ptr [[AGG_TMP2]])
 286 // CHECK1-NEXT:    call void @_ZN2StD1Ev(ptr nonnull align 4 dereferenceable(8) [[AGG_TMP2]]) #[[ATTR2]]
 287 // CHECK1-NEXT:    [[TMP5:%.*]] = load i32, ptr @_ZZ4mainE5sivar, align 4
 288 // CHECK1-NEXT:    store i32 [[TMP5]], ptr [[SIVAR]], align 4
 289 // CHECK1-NEXT:    [[TMP6:%.*]] = load i32, ptr [[T_VAR]], align 4
 290 // CHECK1-NEXT:    [[ARRAYIDX:%.*]] = getelementptr inbounds [2 x i32], ptr [[VEC]], i64 0, i64 0
 291 // CHECK1-NEXT:    store i32 [[TMP6]], ptr [[ARRAYIDX]], align 4
 292 // CHECK1-NEXT:    [[ARRAYIDX3:%.*]] = getelementptr inbounds [2 x %struct.S], ptr [[S_ARR]], i64 0, i64 0
 293 // CHECK1-NEXT:    call void @llvm.memcpy.p0.p0.i64(ptr align 4 [[ARRAYIDX3]], ptr align 4 [[VAR]], i64 4, i1 false)
 294 // CHECK1-NEXT:    store i32 41, ptr [[SIVAR]], align 4
 295 // CHECK1-NEXT:    call void @_ZN1SIfED1Ev(ptr nonnull align 4 dereferenceable(4) [[VAR]]) #[[ATTR2]]
 296 // CHECK1-NEXT:    [[ARRAY_BEGIN4:%.*]] = getelementptr inbounds [2 x %struct.S], ptr [[S_ARR]], i32 0, i32 0
 297 // CHECK1-NEXT:    [[TMP7:%.*]] = getelementptr inbounds [[STRUCT_S]], ptr [[ARRAY_BEGIN4]], i64 2
 298 // CHECK1-NEXT:    br label [[ARRAYDESTROY_BODY:%.*]]
 299 // CHECK1:       arraydestroy.body:
 300 // CHECK1-NEXT:    [[ARRAYDESTROY_ELEMENTPAST:%.*]] = phi ptr [ [[TMP7]], [[OMP_ARRAYCPY_DONE1]] ], [ [[ARRAYDESTROY_ELEMENT:%.*]], [[ARRAYDESTROY_BODY]] ]
 301 // CHECK1-NEXT:    [[ARRAYDESTROY_ELEMENT]] = getelementptr inbounds [[STRUCT_S]], ptr [[ARRAYDESTROY_ELEMENTPAST]], i64 -1
 302 // CHECK1-NEXT:    call void @_ZN1SIfED1Ev(ptr nonnull align 4 dereferenceable(4) [[ARRAYDESTROY_ELEMENT]]) #[[ATTR2]]
 303 // CHECK1-NEXT:    [[ARRAYDESTROY_DONE:%.*]] = icmp eq ptr [[ARRAYDESTROY_ELEMENT]], [[ARRAY_BEGIN4]]
 304 // CHECK1-NEXT:    br i1 [[ARRAYDESTROY_DONE]], label [[ARRAYDESTROY_DONE5:%.*]], label [[ARRAYDESTROY_BODY]]
 305 // CHECK1:       arraydestroy.done5:
 306 // CHECK1-NEXT:    call void @__kmpc_end_single(ptr @[[GLOB1]], i32 [[TMP0]])
 307 // CHECK1-NEXT:    br label [[OMP_IF_END]]
 308 // CHECK1:       omp_if.end:
 309 // CHECK1-NEXT:    [[CALL:%.*]] = call i32 @_Z5tmainIiET_v()
 310 // CHECK1-NEXT:    ret i32 [[CALL]]
 311 //
 312 //
 313 // CHECK1-LABEL: define {{[^@]+}}@_ZN2StC1Ev
 314 // CHECK1-SAME: (ptr nonnull align 4 dereferenceable(8) [[THIS:%.*]]) unnamed_addr #[[ATTR1]] align 2 {
 315 // CHECK1-NEXT:  entry:
 316 // CHECK1-NEXT:    [[THIS_ADDR:%.*]] = alloca ptr, align 8
 317 // CHECK1-NEXT:    store ptr [[THIS]], ptr [[THIS_ADDR]], align 8
 318 // CHECK1-NEXT:    [[THIS1:%.*]] = load ptr, ptr [[THIS_ADDR]], align 8
 319 // CHECK1-NEXT:    call void @_ZN2StC2Ev(ptr nonnull align 4 dereferenceable(8) [[THIS1]])
 320 // CHECK1-NEXT:    ret void
 321 //
 322 //
 323 // CHECK1-LABEL: define {{[^@]+}}@_ZN1SIfEC1ERKS0_2St
 324 // CHECK1-SAME: (ptr nonnull align 4 dereferenceable(4) [[THIS:%.*]], ptr nonnull align 4 dereferenceable(4) [[S:%.*]], ptr [[T:%.*]]) unnamed_addr #[[ATTR1]] align 2 {
 325 // CHECK1-NEXT:  entry:
 326 // CHECK1-NEXT:    [[THIS_ADDR:%.*]] = alloca ptr, align 8
 327 // CHECK1-NEXT:    [[S_ADDR:%.*]] = alloca ptr, align 8
 328 // CHECK1-NEXT:    [[T_INDIRECT_ADDR:%.*]] = alloca ptr, align 8
 329 // CHECK1-NEXT:    store ptr [[THIS]], ptr [[THIS_ADDR]], align 8
 330 // CHECK1-NEXT:    store ptr [[S]], ptr [[S_ADDR]], align 8
 331 // CHECK1-NEXT:    store ptr [[T]], ptr [[T_INDIRECT_ADDR]], align 8
 332 // CHECK1-NEXT:    [[THIS1:%.*]] = load ptr, ptr [[THIS_ADDR]], align 8
 333 // CHECK1-NEXT:    [[TMP0:%.*]] = load ptr, ptr [[S_ADDR]], align 8
 334 // CHECK1-NEXT:    call void @_ZN1SIfEC2ERKS0_2St(ptr nonnull align 4 dereferenceable(4) [[THIS1]], ptr nonnull align 4 dereferenceable(4) [[TMP0]], ptr [[T]])
 335 // CHECK1-NEXT:    ret void
 336 //
 337 //
 338 // CHECK1-LABEL: define {{[^@]+}}@_ZN2StD1Ev
 339 // CHECK1-SAME: (ptr nonnull align 4 dereferenceable(8) [[THIS:%.*]]) unnamed_addr #[[ATTR1]] align 2 {
 340 // CHECK1-NEXT:  entry:
 341 // CHECK1-NEXT:    [[THIS_ADDR:%.*]] = alloca ptr, align 8
 342 // CHECK1-NEXT:    store ptr [[THIS]], ptr [[THIS_ADDR]], align 8
 343 // CHECK1-NEXT:    [[THIS1:%.*]] = load ptr, ptr [[THIS_ADDR]], align 8
 344 // CHECK1-NEXT:    call void @_ZN2StD2Ev(ptr nonnull align 4 dereferenceable(8) [[THIS1]]) #[[ATTR2]]
 345 // CHECK1-NEXT:    ret void
 346 //
 347 //
 348 // CHECK1-LABEL: define {{[^@]+}}@_Z5tmainIiET_v
 349 // CHECK1-SAME: () #[[ATTR1]] {
 350 // CHECK1-NEXT:  entry:
 351 // CHECK1-NEXT:    [[RETVAL:%.*]] = alloca i32, align 4
 352 // CHECK1-NEXT:    [[TEST:%.*]] = alloca [[STRUCT_S_0:%.*]], align 4
 353 // CHECK1-NEXT:    [[T_VAR:%.*]] = alloca i32, align 4
 354 // CHECK1-NEXT:    [[VEC:%.*]] = alloca [2 x i32], align 4
 355 // CHECK1-NEXT:    [[S_ARR:%.*]] = alloca [2 x %struct.S.0], align 4
 356 // CHECK1-NEXT:    [[VAR:%.*]] = alloca [[STRUCT_S_0]], align 4
 357 // CHECK1-NEXT:    call void @_ZN1SIiEC1Ev(ptr nonnull align 4 dereferenceable(4) [[TEST]])
 358 // CHECK1-NEXT:    store i32 0, ptr [[T_VAR]], align 4
 359 // CHECK1-NEXT:    call void @llvm.memcpy.p0.p0.i64(ptr align 4 [[VEC]], ptr align 4 @__const._Z5tmainIiET_v.vec, i64 8, i1 false)
 360 // CHECK1-NEXT:    call void @_ZN1SIiEC1Ei(ptr nonnull align 4 dereferenceable(4) [[S_ARR]], i32 1)
 361 // CHECK1-NEXT:    [[ARRAYINIT_ELEMENT:%.*]] = getelementptr inbounds [[STRUCT_S_0]], ptr [[S_ARR]], i64 1
 362 // CHECK1-NEXT:    call void @_ZN1SIiEC1Ei(ptr nonnull align 4 dereferenceable(4) [[ARRAYINIT_ELEMENT]], i32 2)
 363 // CHECK1-NEXT:    call void @_ZN1SIiEC1Ei(ptr nonnull align 4 dereferenceable(4) [[VAR]], i32 3)
 364 // CHECK1-NEXT:    call void (ptr, i32, ptr, ...) @__kmpc_fork_call(ptr @[[GLOB1]], i32 4, ptr @_Z5tmainIiET_v.omp_outlined, ptr [[T_VAR]], ptr [[VEC]], ptr [[S_ARR]], ptr [[VAR]])
 365 // CHECK1-NEXT:    store i32 0, ptr [[RETVAL]], align 4
 366 // CHECK1-NEXT:    call void @_ZN1SIiED1Ev(ptr nonnull align 4 dereferenceable(4) [[VAR]]) #[[ATTR2]]
 367 // CHECK1-NEXT:    [[ARRAY_BEGIN:%.*]] = getelementptr inbounds [2 x %struct.S.0], ptr [[S_ARR]], i32 0, i32 0
 368 // CHECK1-NEXT:    [[TMP0:%.*]] = getelementptr inbounds [[STRUCT_S_0]], ptr [[ARRAY_BEGIN]], i64 2
 369 // CHECK1-NEXT:    br label [[ARRAYDESTROY_BODY:%.*]]
 370 // CHECK1:       arraydestroy.body:
 371 // CHECK1-NEXT:    [[ARRAYDESTROY_ELEMENTPAST:%.*]] = phi ptr [ [[TMP0]], [[ENTRY:%.*]] ], [ [[ARRAYDESTROY_ELEMENT:%.*]], [[ARRAYDESTROY_BODY]] ]
 372 // CHECK1-NEXT:    [[ARRAYDESTROY_ELEMENT]] = getelementptr inbounds [[STRUCT_S_0]], ptr [[ARRAYDESTROY_ELEMENTPAST]], i64 -1
 373 // CHECK1-NEXT:    call void @_ZN1SIiED1Ev(ptr nonnull align 4 dereferenceable(4) [[ARRAYDESTROY_ELEMENT]]) #[[ATTR2]]
 374 // CHECK1-NEXT:    [[ARRAYDESTROY_DONE:%.*]] = icmp eq ptr [[ARRAYDESTROY_ELEMENT]], [[ARRAY_BEGIN]]
 375 // CHECK1-NEXT:    br i1 [[ARRAYDESTROY_DONE]], label [[ARRAYDESTROY_DONE1:%.*]], label [[ARRAYDESTROY_BODY]]
 376 // CHECK1:       arraydestroy.done1:
 377 // CHECK1-NEXT:    call void @_ZN1SIiED1Ev(ptr nonnull align 4 dereferenceable(4) [[TEST]]) #[[ATTR2]]
 378 // CHECK1-NEXT:    [[TMP1:%.*]] = load i32, ptr [[RETVAL]], align 4
 379 // CHECK1-NEXT:    ret i32 [[TMP1]]
 380 //
 381 //
 382 // CHECK1-LABEL: define {{[^@]+}}@_ZN2StC2Ev
 383 // CHECK1-SAME: (ptr nonnull align 4 dereferenceable(8) [[THIS:%.*]]) unnamed_addr #[[ATTR1]] align 2 {
 384 // CHECK1-NEXT:  entry:
 385 // CHECK1-NEXT:    [[THIS_ADDR:%.*]] = alloca ptr, align 8
 386 // CHECK1-NEXT:    store ptr [[THIS]], ptr [[THIS_ADDR]], align 8
 387 // CHECK1-NEXT:    [[THIS1:%.*]] = load ptr, ptr [[THIS_ADDR]], align 8
 388 // CHECK1-NEXT:    [[A:%.*]] = getelementptr inbounds nuw [[STRUCT_ST:%.*]], ptr [[THIS1]], i32 0, i32 0
 389 // CHECK1-NEXT:    store i32 0, ptr [[A]], align 4
 390 // CHECK1-NEXT:    [[B:%.*]] = getelementptr inbounds nuw [[STRUCT_ST]], ptr [[THIS1]], i32 0, i32 1
 391 // CHECK1-NEXT:    store i32 0, ptr [[B]], align 4
 392 // CHECK1-NEXT:    ret void
 393 //
 394 //
 395 // CHECK1-LABEL: define {{[^@]+}}@_ZN1SIfEC2ERKS0_2St
 396 // CHECK1-SAME: (ptr nonnull align 4 dereferenceable(4) [[THIS:%.*]], ptr nonnull align 4 dereferenceable(4) [[S:%.*]], ptr [[T:%.*]]) unnamed_addr #[[ATTR1]] align 2 {
 397 // CHECK1-NEXT:  entry:
 398 // CHECK1-NEXT:    [[THIS_ADDR:%.*]] = alloca ptr, align 8
 399 // CHECK1-NEXT:    [[S_ADDR:%.*]] = alloca ptr, align 8
 400 // CHECK1-NEXT:    [[T_INDIRECT_ADDR:%.*]] = alloca ptr, align 8
 401 // CHECK1-NEXT:    store ptr [[THIS]], ptr [[THIS_ADDR]], align 8
 402 // CHECK1-NEXT:    store ptr [[S]], ptr [[S_ADDR]], align 8
 403 // CHECK1-NEXT:    store ptr [[T]], ptr [[T_INDIRECT_ADDR]], align 8
 404 // CHECK1-NEXT:    [[THIS1:%.*]] = load ptr, ptr [[THIS_ADDR]], align 8
 405 // CHECK1-NEXT:    [[F:%.*]] = getelementptr inbounds nuw [[STRUCT_S:%.*]], ptr [[THIS1]], i32 0, i32 0
 406 // CHECK1-NEXT:    [[TMP0:%.*]] = load ptr, ptr [[S_ADDR]], align 8
 407 // CHECK1-NEXT:    [[F2:%.*]] = getelementptr inbounds nuw [[STRUCT_S]], ptr [[TMP0]], i32 0, i32 0
 408 // CHECK1-NEXT:    [[TMP1:%.*]] = load float, ptr [[F2]], align 4
 409 // CHECK1-NEXT:    [[A:%.*]] = getelementptr inbounds nuw [[STRUCT_ST:%.*]], ptr [[T]], i32 0, i32 0
 410 // CHECK1-NEXT:    [[TMP2:%.*]] = load i32, ptr [[A]], align 4
 411 // CHECK1-NEXT:    [[CONV:%.*]] = sitofp i32 [[TMP2]] to float
 412 // CHECK1-NEXT:    [[ADD:%.*]] = fadd float [[TMP1]], [[CONV]]
 413 // CHECK1-NEXT:    store float [[ADD]], ptr [[F]], align 4
 414 // CHECK1-NEXT:    ret void
 415 //
 416 //
 417 // CHECK1-LABEL: define {{[^@]+}}@_ZN2StD2Ev
 418 // CHECK1-SAME: (ptr nonnull align 4 dereferenceable(8) [[THIS:%.*]]) unnamed_addr #[[ATTR1]] align 2 {
 419 // CHECK1-NEXT:  entry:
 420 // CHECK1-NEXT:    [[THIS_ADDR:%.*]] = alloca ptr, align 8
 421 // CHECK1-NEXT:    store ptr [[THIS]], ptr [[THIS_ADDR]], align 8
 422 // CHECK1-NEXT:    [[THIS1:%.*]] = load ptr, ptr [[THIS_ADDR]], align 8
 423 // CHECK1-NEXT:    ret void
 424 //
 425 //
 426 // CHECK1-LABEL: define {{[^@]+}}@_ZN1SIiEC1Ev
 427 // CHECK1-SAME: (ptr nonnull align 4 dereferenceable(4) [[THIS:%.*]]) unnamed_addr #[[ATTR1]] align 2 {
 428 // CHECK1-NEXT:  entry:
 429 // CHECK1-NEXT:    [[THIS_ADDR:%.*]] = alloca ptr, align 8
 430 // CHECK1-NEXT:    store ptr [[THIS]], ptr [[THIS_ADDR]], align 8
 431 // CHECK1-NEXT:    [[THIS1:%.*]] = load ptr, ptr [[THIS_ADDR]], align 8
 432 // CHECK1-NEXT:    call void @_ZN1SIiEC2Ev(ptr nonnull align 4 dereferenceable(4) [[THIS1]])
 433 // CHECK1-NEXT:    ret void
 434 //
 435 //
 436 // CHECK1-LABEL: define {{[^@]+}}@_ZN1SIiEC1Ei
 437 // CHECK1-SAME: (ptr nonnull align 4 dereferenceable(4) [[THIS:%.*]], i32 [[A:%.*]]) unnamed_addr #[[ATTR1]] align 2 {
 438 // CHECK1-NEXT:  entry:
 439 // CHECK1-NEXT:    [[THIS_ADDR:%.*]] = alloca ptr, align 8
 440 // CHECK1-NEXT:    [[A_ADDR:%.*]] = alloca i32, align 4
 441 // CHECK1-NEXT:    store ptr [[THIS]], ptr [[THIS_ADDR]], align 8
 442 // CHECK1-NEXT:    store i32 [[A]], ptr [[A_ADDR]], align 4
 443 // CHECK1-NEXT:    [[THIS1:%.*]] = load ptr, ptr [[THIS_ADDR]], align 8
 444 // CHECK1-NEXT:    [[TMP0:%.*]] = load i32, ptr [[A_ADDR]], align 4
 445 // CHECK1-NEXT:    call void @_ZN1SIiEC2Ei(ptr nonnull align 4 dereferenceable(4) [[THIS1]], i32 [[TMP0]])
 446 // CHECK1-NEXT:    ret void
 447 //
 448 //
 449 // CHECK1-LABEL: define {{[^@]+}}@_Z5tmainIiET_v.omp_outlined
 450 // CHECK1-SAME: (ptr noalias [[DOTGLOBAL_TID_:%.*]], ptr noalias [[DOTBOUND_TID_:%.*]], ptr nonnull align 4 dereferenceable(4) [[T_VAR:%.*]], ptr nonnull align 4 dereferenceable(8) [[VEC:%.*]], ptr nonnull align 4 dereferenceable(8) [[S_ARR:%.*]], ptr nonnull align 4 dereferenceable(4) [[VAR:%.*]]) #[[ATTR6:[0-9]+]] {
 451 // CHECK1-NEXT:  entry:
 452 // CHECK1-NEXT:    [[DOTGLOBAL_TID__ADDR:%.*]] = alloca ptr, align 8
 453 // CHECK1-NEXT:    [[DOTBOUND_TID__ADDR:%.*]] = alloca ptr, align 8
 454 // CHECK1-NEXT:    [[T_VAR_ADDR:%.*]] = alloca ptr, align 8
 455 // CHECK1-NEXT:    [[VEC_ADDR:%.*]] = alloca ptr, align 8
 456 // CHECK1-NEXT:    [[S_ARR_ADDR:%.*]] = alloca ptr, align 8
 457 // CHECK1-NEXT:    [[VAR_ADDR:%.*]] = alloca ptr, align 8
 458 // CHECK1-NEXT:    [[T_VAR1:%.*]] = alloca i32, align 4
 459 // CHECK1-NEXT:    [[VEC2:%.*]] = alloca [2 x i32], align 4
 460 // CHECK1-NEXT:    [[S_ARR3:%.*]] = alloca [2 x %struct.S.0], align 4
 461 // CHECK1-NEXT:    [[AGG_TMP:%.*]] = alloca [[STRUCT_ST:%.*]], align 4
 462 // CHECK1-NEXT:    [[VAR5:%.*]] = alloca [[STRUCT_S_0:%.*]], align 4
 463 // CHECK1-NEXT:    [[AGG_TMP6:%.*]] = alloca [[STRUCT_ST]], align 4
 464 // CHECK1-NEXT:    store ptr [[DOTGLOBAL_TID_]], ptr [[DOTGLOBAL_TID__ADDR]], align 8
 465 // CHECK1-NEXT:    store ptr [[DOTBOUND_TID_]], ptr [[DOTBOUND_TID__ADDR]], align 8
 466 // CHECK1-NEXT:    store ptr [[T_VAR]], ptr [[T_VAR_ADDR]], align 8
 467 // CHECK1-NEXT:    store ptr [[VEC]], ptr [[VEC_ADDR]], align 8
 468 // CHECK1-NEXT:    store ptr [[S_ARR]], ptr [[S_ARR_ADDR]], align 8
 469 // CHECK1-NEXT:    store ptr [[VAR]], ptr [[VAR_ADDR]], align 8
 470 // CHECK1-NEXT:    [[TMP0:%.*]] = load ptr, ptr [[T_VAR_ADDR]], align 8
 471 // CHECK1-NEXT:    [[TMP1:%.*]] = load ptr, ptr [[VEC_ADDR]], align 8
 472 // CHECK1-NEXT:    [[TMP2:%.*]] = load ptr, ptr [[S_ARR_ADDR]], align 8
 473 // CHECK1-NEXT:    [[TMP3:%.*]] = load ptr, ptr [[VAR_ADDR]], align 8
 474 // CHECK1-NEXT:    [[TMP4:%.*]] = load ptr, ptr [[DOTGLOBAL_TID__ADDR]], align 8
 475 // CHECK1-NEXT:    [[TMP5:%.*]] = load i32, ptr [[TMP4]], align 4
 476 // CHECK1-NEXT:    [[TMP6:%.*]] = call i32 @__kmpc_single(ptr @[[GLOB1]], i32 [[TMP5]])
 477 // CHECK1-NEXT:    [[TMP7:%.*]] = icmp ne i32 [[TMP6]], 0
 478 // CHECK1-NEXT:    br i1 [[TMP7]], label [[OMP_IF_THEN:%.*]], label [[OMP_IF_END:%.*]]
 479 // CHECK1:       omp_if.then:
 480 // CHECK1-NEXT:    [[TMP8:%.*]] = load i32, ptr [[TMP0]], align 4
 481 // CHECK1-NEXT:    store i32 [[TMP8]], ptr [[T_VAR1]], align 4
 482 // CHECK1-NEXT:    call void @llvm.memcpy.p0.p0.i64(ptr align 4 [[VEC2]], ptr align 4 [[TMP1]], i64 8, i1 false)
 483 // CHECK1-NEXT:    [[ARRAY_BEGIN:%.*]] = getelementptr inbounds [2 x %struct.S.0], ptr [[S_ARR3]], i32 0, i32 0
 484 // CHECK1-NEXT:    [[TMP9:%.*]] = getelementptr inbounds [[STRUCT_S_0]], ptr [[ARRAY_BEGIN]], i64 2
 485 // CHECK1-NEXT:    [[OMP_ARRAYCPY_ISEMPTY:%.*]] = icmp eq ptr [[ARRAY_BEGIN]], [[TMP9]]
 486 // CHECK1-NEXT:    br i1 [[OMP_ARRAYCPY_ISEMPTY]], label [[OMP_ARRAYCPY_DONE4:%.*]], label [[OMP_ARRAYCPY_BODY:%.*]]
 487 // CHECK1:       omp.arraycpy.body:
 488 // CHECK1-NEXT:    [[OMP_ARRAYCPY_SRCELEMENTPAST:%.*]] = phi ptr [ [[TMP2]], [[OMP_IF_THEN]] ], [ [[OMP_ARRAYCPY_SRC_ELEMENT:%.*]], [[OMP_ARRAYCPY_BODY]] ]
 489 // CHECK1-NEXT:    [[OMP_ARRAYCPY_DESTELEMENTPAST:%.*]] = phi ptr [ [[ARRAY_BEGIN]], [[OMP_IF_THEN]] ], [ [[OMP_ARRAYCPY_DEST_ELEMENT:%.*]], [[OMP_ARRAYCPY_BODY]] ]
 490 // CHECK1-NEXT:    call void @_ZN2StC1Ev(ptr nonnull align 4 dereferenceable(8) [[AGG_TMP]])
 491 // CHECK1-NEXT:    call void @_ZN1SIiEC1ERKS0_2St(ptr nonnull align 4 dereferenceable(4) [[OMP_ARRAYCPY_DESTELEMENTPAST]], ptr nonnull align 4 dereferenceable(4) [[OMP_ARRAYCPY_SRCELEMENTPAST]], ptr [[AGG_TMP]])
 492 // CHECK1-NEXT:    call void @_ZN2StD1Ev(ptr nonnull align 4 dereferenceable(8) [[AGG_TMP]]) #[[ATTR2]]
 493 // CHECK1-NEXT:    [[OMP_ARRAYCPY_DEST_ELEMENT]] = getelementptr [[STRUCT_S_0]], ptr [[OMP_ARRAYCPY_DESTELEMENTPAST]], i32 1
 494 // CHECK1-NEXT:    [[OMP_ARRAYCPY_SRC_ELEMENT]] = getelementptr [[STRUCT_S_0]], ptr [[OMP_ARRAYCPY_SRCELEMENTPAST]], i32 1
 495 // CHECK1-NEXT:    [[OMP_ARRAYCPY_DONE:%.*]] = icmp eq ptr [[OMP_ARRAYCPY_DEST_ELEMENT]], [[TMP9]]
 496 // CHECK1-NEXT:    br i1 [[OMP_ARRAYCPY_DONE]], label [[OMP_ARRAYCPY_DONE4]], label [[OMP_ARRAYCPY_BODY]]
 497 // CHECK1:       omp.arraycpy.done4:
 498 // CHECK1-NEXT:    call void @_ZN2StC1Ev(ptr nonnull align 4 dereferenceable(8) [[AGG_TMP6]])
 499 // CHECK1-NEXT:    call void @_ZN1SIiEC1ERKS0_2St(ptr nonnull align 4 dereferenceable(4) [[VAR5]], ptr nonnull align 4 dereferenceable(4) [[TMP3]], ptr [[AGG_TMP6]])
 500 // CHECK1-NEXT:    call void @_ZN2StD1Ev(ptr nonnull align 4 dereferenceable(8) [[AGG_TMP6]]) #[[ATTR2]]
 501 // CHECK1-NEXT:    [[TMP10:%.*]] = load i32, ptr [[T_VAR1]], align 4
 502 // CHECK1-NEXT:    [[ARRAYIDX:%.*]] = getelementptr inbounds [2 x i32], ptr [[VEC2]], i64 0, i64 0
 503 // CHECK1-NEXT:    store i32 [[TMP10]], ptr [[ARRAYIDX]], align 4
 504 // CHECK1-NEXT:    [[ARRAYIDX7:%.*]] = getelementptr inbounds [2 x %struct.S.0], ptr [[S_ARR3]], i64 0, i64 0
 505 // CHECK1-NEXT:    call void @llvm.memcpy.p0.p0.i64(ptr align 4 [[ARRAYIDX7]], ptr align 4 [[VAR5]], i64 4, i1 false)
 506 // CHECK1-NEXT:    call void @_ZN1SIiED1Ev(ptr nonnull align 4 dereferenceable(4) [[VAR5]]) #[[ATTR2]]
 507 // CHECK1-NEXT:    [[ARRAY_BEGIN8:%.*]] = getelementptr inbounds [2 x %struct.S.0], ptr [[S_ARR3]], i32 0, i32 0
 508 // CHECK1-NEXT:    [[TMP11:%.*]] = getelementptr inbounds [[STRUCT_S_0]], ptr [[ARRAY_BEGIN8]], i64 2
 509 // CHECK1-NEXT:    br label [[ARRAYDESTROY_BODY:%.*]]
 510 // CHECK1:       arraydestroy.body:
 511 // CHECK1-NEXT:    [[ARRAYDESTROY_ELEMENTPAST:%.*]] = phi ptr [ [[TMP11]], [[OMP_ARRAYCPY_DONE4]] ], [ [[ARRAYDESTROY_ELEMENT:%.*]], [[ARRAYDESTROY_BODY]] ]
 512 // CHECK1-NEXT:    [[ARRAYDESTROY_ELEMENT]] = getelementptr inbounds [[STRUCT_S_0]], ptr [[ARRAYDESTROY_ELEMENTPAST]], i64 -1
 513 // CHECK1-NEXT:    call void @_ZN1SIiED1Ev(ptr nonnull align 4 dereferenceable(4) [[ARRAYDESTROY_ELEMENT]]) #[[ATTR2]]
 514 // CHECK1-NEXT:    [[ARRAYDESTROY_DONE:%.*]] = icmp eq ptr [[ARRAYDESTROY_ELEMENT]], [[ARRAY_BEGIN8]]
 515 // CHECK1-NEXT:    br i1 [[ARRAYDESTROY_DONE]], label [[ARRAYDESTROY_DONE9:%.*]], label [[ARRAYDESTROY_BODY]]
 516 // CHECK1:       arraydestroy.done9:
 517 // CHECK1-NEXT:    call void @__kmpc_end_single(ptr @[[GLOB1]], i32 [[TMP5]])
 518 // CHECK1-NEXT:    br label [[OMP_IF_END]]
 519 // CHECK1:       omp_if.end:
 520 // CHECK1-NEXT:    call void @__kmpc_barrier(ptr @[[GLOB2:[0-9]+]], i32 [[TMP5]])
 521 // CHECK1-NEXT:    ret void
 522 //
 523 //
 524 // CHECK1-LABEL: define {{[^@]+}}@_ZN1SIiEC1ERKS0_2St
 525 // CHECK1-SAME: (ptr nonnull align 4 dereferenceable(4) [[THIS:%.*]], ptr nonnull align 4 dereferenceable(4) [[S:%.*]], ptr [[T:%.*]]) unnamed_addr #[[ATTR1]] align 2 {
 526 // CHECK1-NEXT:  entry:
 527 // CHECK1-NEXT:    [[THIS_ADDR:%.*]] = alloca ptr, align 8
 528 // CHECK1-NEXT:    [[S_ADDR:%.*]] = alloca ptr, align 8
 529 // CHECK1-NEXT:    [[T_INDIRECT_ADDR:%.*]] = alloca ptr, align 8
 530 // CHECK1-NEXT:    store ptr [[THIS]], ptr [[THIS_ADDR]], align 8
 531 // CHECK1-NEXT:    store ptr [[S]], ptr [[S_ADDR]], align 8
 532 // CHECK1-NEXT:    store ptr [[T]], ptr [[T_INDIRECT_ADDR]], align 8
 533 // CHECK1-NEXT:    [[THIS1:%.*]] = load ptr, ptr [[THIS_ADDR]], align 8
 534 // CHECK1-NEXT:    [[TMP0:%.*]] = load ptr, ptr [[S_ADDR]], align 8
 535 // CHECK1-NEXT:    call void @_ZN1SIiEC2ERKS0_2St(ptr nonnull align 4 dereferenceable(4) [[THIS1]], ptr nonnull align 4 dereferenceable(4) [[TMP0]], ptr [[T]])
 536 // CHECK1-NEXT:    ret void
 537 //
 538 //
 539 // CHECK1-LABEL: define {{[^@]+}}@_ZN1SIiED1Ev
 540 // CHECK1-SAME: (ptr nonnull align 4 dereferenceable(4) [[THIS:%.*]]) unnamed_addr #[[ATTR1]] align 2 {
 541 // CHECK1-NEXT:  entry:
 542 // CHECK1-NEXT:    [[THIS_ADDR:%.*]] = alloca ptr, align 8
 543 // CHECK1-NEXT:    store ptr [[THIS]], ptr [[THIS_ADDR]], align 8
 544 // CHECK1-NEXT:    [[THIS1:%.*]] = load ptr, ptr [[THIS_ADDR]], align 8
 545 // CHECK1-NEXT:    call void @_ZN1SIiED2Ev(ptr nonnull align 4 dereferenceable(4) [[THIS1]]) #[[ATTR2]]
 546 // CHECK1-NEXT:    ret void
 547 //
 548 //
 549 // CHECK1-LABEL: define {{[^@]+}}@_ZN1SIiEC2Ev
 550 // CHECK1-SAME: (ptr nonnull align 4 dereferenceable(4) [[THIS:%.*]]) unnamed_addr #[[ATTR1]] align 2 {
 551 // CHECK1-NEXT:  entry:
 552 // CHECK1-NEXT:    [[THIS_ADDR:%.*]] = alloca ptr, align 8
 553 // CHECK1-NEXT:    store ptr [[THIS]], ptr [[THIS_ADDR]], align 8
 554 // CHECK1-NEXT:    [[THIS1:%.*]] = load ptr, ptr [[THIS_ADDR]], align 8
 555 // CHECK1-NEXT:    [[F:%.*]] = getelementptr inbounds nuw [[STRUCT_S_0:%.*]], ptr [[THIS1]], i32 0, i32 0
 556 // CHECK1-NEXT:    [[TMP0:%.*]] = load volatile i32, ptr @g, align 4
 557 // CHECK1-NEXT:    store i32 [[TMP0]], ptr [[F]], align 4
 558 // CHECK1-NEXT:    ret void
 559 //
 560 //
 561 // CHECK1-LABEL: define {{[^@]+}}@_ZN1SIiEC2Ei
 562 // CHECK1-SAME: (ptr nonnull align 4 dereferenceable(4) [[THIS:%.*]], i32 [[A:%.*]]) unnamed_addr #[[ATTR1]] align 2 {
 563 // CHECK1-NEXT:  entry:
 564 // CHECK1-NEXT:    [[THIS_ADDR:%.*]] = alloca ptr, align 8
 565 // CHECK1-NEXT:    [[A_ADDR:%.*]] = alloca i32, align 4
 566 // CHECK1-NEXT:    store ptr [[THIS]], ptr [[THIS_ADDR]], align 8
 567 // CHECK1-NEXT:    store i32 [[A]], ptr [[A_ADDR]], align 4
 568 // CHECK1-NEXT:    [[THIS1:%.*]] = load ptr, ptr [[THIS_ADDR]], align 8
 569 // CHECK1-NEXT:    [[F:%.*]] = getelementptr inbounds nuw [[STRUCT_S_0:%.*]], ptr [[THIS1]], i32 0, i32 0
 570 // CHECK1-NEXT:    [[TMP0:%.*]] = load i32, ptr [[A_ADDR]], align 4
 571 // CHECK1-NEXT:    [[TMP1:%.*]] = load volatile i32, ptr @g, align 4
 572 // CHECK1-NEXT:    [[ADD:%.*]] = add nsw i32 [[TMP0]], [[TMP1]]
 573 // CHECK1-NEXT:    store i32 [[ADD]], ptr [[F]], align 4
 574 // CHECK1-NEXT:    ret void
 575 //
 576 //
 577 // CHECK1-LABEL: define {{[^@]+}}@_ZN1SIiEC2ERKS0_2St
 578 // CHECK1-SAME: (ptr nonnull align 4 dereferenceable(4) [[THIS:%.*]], ptr nonnull align 4 dereferenceable(4) [[S:%.*]], ptr [[T:%.*]]) unnamed_addr #[[ATTR1]] align 2 {
 579 // CHECK1-NEXT:  entry:
 580 // CHECK1-NEXT:    [[THIS_ADDR:%.*]] = alloca ptr, align 8
 581 // CHECK1-NEXT:    [[S_ADDR:%.*]] = alloca ptr, align 8
 582 // CHECK1-NEXT:    [[T_INDIRECT_ADDR:%.*]] = alloca ptr, align 8
 583 // CHECK1-NEXT:    store ptr [[THIS]], ptr [[THIS_ADDR]], align 8
 584 // CHECK1-NEXT:    store ptr [[S]], ptr [[S_ADDR]], align 8
 585 // CHECK1-NEXT:    store ptr [[T]], ptr [[T_INDIRECT_ADDR]], align 8
 586 // CHECK1-NEXT:    [[THIS1:%.*]] = load ptr, ptr [[THIS_ADDR]], align 8
 587 // CHECK1-NEXT:    [[F:%.*]] = getelementptr inbounds nuw [[STRUCT_S_0:%.*]], ptr [[THIS1]], i32 0, i32 0
 588 // CHECK1-NEXT:    [[TMP0:%.*]] = load ptr, ptr [[S_ADDR]], align 8
 589 // CHECK1-NEXT:    [[F2:%.*]] = getelementptr inbounds nuw [[STRUCT_S_0]], ptr [[TMP0]], i32 0, i32 0
 590 // CHECK1-NEXT:    [[TMP1:%.*]] = load i32, ptr [[F2]], align 4
 591 // CHECK1-NEXT:    [[A:%.*]] = getelementptr inbounds nuw [[STRUCT_ST:%.*]], ptr [[T]], i32 0, i32 0
 592 // CHECK1-NEXT:    [[TMP2:%.*]] = load i32, ptr [[A]], align 4
 593 // CHECK1-NEXT:    [[ADD:%.*]] = add nsw i32 [[TMP1]], [[TMP2]]
 594 // CHECK1-NEXT:    store i32 [[ADD]], ptr [[F]], align 4
 595 // CHECK1-NEXT:    ret void
 596 //
 597 //
 598 // CHECK1-LABEL: define {{[^@]+}}@_ZN1SIiED2Ev
 599 // CHECK1-SAME: (ptr nonnull align 4 dereferenceable(4) [[THIS:%.*]]) unnamed_addr #[[ATTR1]] align 2 {
 600 // CHECK1-NEXT:  entry:
 601 // CHECK1-NEXT:    [[THIS_ADDR:%.*]] = alloca ptr, align 8
 602 // CHECK1-NEXT:    store ptr [[THIS]], ptr [[THIS_ADDR]], align 8
 603 // CHECK1-NEXT:    [[THIS1:%.*]] = load ptr, ptr [[THIS_ADDR]], align 8
 604 // CHECK1-NEXT:    ret void
 605 //
 606 //
 607 // CHECK1-LABEL: define {{[^@]+}}@_GLOBAL__sub_I_single_firstprivate_codegen.cpp
 608 // CHECK1-SAME: () #[[ATTR0]] section "__TEXT,__StaticInit,regular,pure_instructions" {
 609 // CHECK1-NEXT:  entry:
 610 // CHECK1-NEXT:    call void @__cxx_global_var_init()
 611 // CHECK1-NEXT:    call void @__cxx_global_var_init.1()
 612 // CHECK1-NEXT:    call void @__cxx_global_var_init.2()
 613 // CHECK1-NEXT:    ret void
 614 //
 615 //
 616 // CHECK3-LABEL: define {{[^@]+}}@__cxx_global_var_init
 617 // CHECK3-SAME: () #[[ATTR0:[0-9]+]] section "__TEXT,__StaticInit,regular,pure_instructions" {
 618 // CHECK3-NEXT:  entry:
 619 // CHECK3-NEXT:    call void @_ZN1SIfEC1Ev(ptr nonnull align 4 dereferenceable(4) @test)
 620 // CHECK3-NEXT:    [[TMP0:%.*]] = call i32 @__cxa_atexit(ptr @_ZN1SIfED1Ev, ptr @test, ptr @__dso_handle) #[[ATTR2:[0-9]+]]
 621 // CHECK3-NEXT:    ret void
 622 //
 623 //
 624 // CHECK3-LABEL: define {{[^@]+}}@_ZN1SIfEC1Ev
 625 // CHECK3-SAME: (ptr nonnull align 4 dereferenceable(4) [[THIS:%.*]]) unnamed_addr #[[ATTR1:[0-9]+]] align 2 {
 626 // CHECK3-NEXT:  entry:
 627 // CHECK3-NEXT:    [[THIS_ADDR:%.*]] = alloca ptr, align 8
 628 // CHECK3-NEXT:    store ptr [[THIS]], ptr [[THIS_ADDR]], align 8
 629 // CHECK3-NEXT:    [[THIS1:%.*]] = load ptr, ptr [[THIS_ADDR]], align 8
 630 // CHECK3-NEXT:    call void @_ZN1SIfEC2Ev(ptr nonnull align 4 dereferenceable(4) [[THIS1]])
 631 // CHECK3-NEXT:    ret void
 632 //
 633 //
 634 // CHECK3-LABEL: define {{[^@]+}}@_ZN1SIfED1Ev
 635 // CHECK3-SAME: (ptr nonnull align 4 dereferenceable(4) [[THIS:%.*]]) unnamed_addr #[[ATTR1]] align 2 {
 636 // CHECK3-NEXT:  entry:
 637 // CHECK3-NEXT:    [[THIS_ADDR:%.*]] = alloca ptr, align 8
 638 // CHECK3-NEXT:    store ptr [[THIS]], ptr [[THIS_ADDR]], align 8
 639 // CHECK3-NEXT:    [[THIS1:%.*]] = load ptr, ptr [[THIS_ADDR]], align 8
 640 // CHECK3-NEXT:    call void @_ZN1SIfED2Ev(ptr nonnull align 4 dereferenceable(4) [[THIS1]]) #[[ATTR2]]
 641 // CHECK3-NEXT:    ret void
 642 //
 643 //
 644 // CHECK3-LABEL: define {{[^@]+}}@_ZN1SIfEC2Ev
 645 // CHECK3-SAME: (ptr nonnull align 4 dereferenceable(4) [[THIS:%.*]]) unnamed_addr #[[ATTR1]] align 2 {
 646 // CHECK3-NEXT:  entry:
 647 // CHECK3-NEXT:    [[THIS_ADDR:%.*]] = alloca ptr, align 8
 648 // CHECK3-NEXT:    store ptr [[THIS]], ptr [[THIS_ADDR]], align 8
 649 // CHECK3-NEXT:    [[THIS1:%.*]] = load ptr, ptr [[THIS_ADDR]], align 8
 650 // CHECK3-NEXT:    [[F:%.*]] = getelementptr inbounds nuw [[STRUCT_S:%.*]], ptr [[THIS1]], i32 0, i32 0
 651 // CHECK3-NEXT:    [[TMP0:%.*]] = load volatile i32, ptr @g, align 4
 652 // CHECK3-NEXT:    [[CONV:%.*]] = sitofp i32 [[TMP0]] to float
 653 // CHECK3-NEXT:    store float [[CONV]], ptr [[F]], align 4
 654 // CHECK3-NEXT:    ret void
 655 //
 656 //
 657 // CHECK3-LABEL: define {{[^@]+}}@_ZN1SIfED2Ev
 658 // CHECK3-SAME: (ptr nonnull align 4 dereferenceable(4) [[THIS:%.*]]) unnamed_addr #[[ATTR1]] align 2 {
 659 // CHECK3-NEXT:  entry:
 660 // CHECK3-NEXT:    [[THIS_ADDR:%.*]] = alloca ptr, align 8
 661 // CHECK3-NEXT:    store ptr [[THIS]], ptr [[THIS_ADDR]], align 8
 662 // CHECK3-NEXT:    [[THIS1:%.*]] = load ptr, ptr [[THIS_ADDR]], align 8
 663 // CHECK3-NEXT:    ret void
 664 //
 665 //
 666 // CHECK3-LABEL: define {{[^@]+}}@__cxx_global_var_init.1
 667 // CHECK3-SAME: () #[[ATTR0]] section "__TEXT,__StaticInit,regular,pure_instructions" {
 668 // CHECK3-NEXT:  entry:
 669 // CHECK3-NEXT:    call void @_ZN1SIfEC1Ef(ptr nonnull align 4 dereferenceable(4) @s_arr, float 1.000000e+00)
 670 // CHECK3-NEXT:    call void @_ZN1SIfEC1Ef(ptr nonnull align 4 dereferenceable(4) getelementptr inbounds ([[STRUCT_S:%.*]], ptr @s_arr, i64 1), float 2.000000e+00)
 671 // CHECK3-NEXT:    [[TMP0:%.*]] = call i32 @__cxa_atexit(ptr @__cxx_global_array_dtor, ptr null, ptr @__dso_handle) #[[ATTR2]]
 672 // CHECK3-NEXT:    ret void
 673 //
 674 //
 675 // CHECK3-LABEL: define {{[^@]+}}@_ZN1SIfEC1Ef
 676 // CHECK3-SAME: (ptr nonnull align 4 dereferenceable(4) [[THIS:%.*]], float [[A:%.*]]) unnamed_addr #[[ATTR1]] align 2 {
 677 // CHECK3-NEXT:  entry:
 678 // CHECK3-NEXT:    [[THIS_ADDR:%.*]] = alloca ptr, align 8
 679 // CHECK3-NEXT:    [[A_ADDR:%.*]] = alloca float, align 4
 680 // CHECK3-NEXT:    store ptr [[THIS]], ptr [[THIS_ADDR]], align 8
 681 // CHECK3-NEXT:    store float [[A]], ptr [[A_ADDR]], align 4
 682 // CHECK3-NEXT:    [[THIS1:%.*]] = load ptr, ptr [[THIS_ADDR]], align 8
 683 // CHECK3-NEXT:    [[TMP0:%.*]] = load float, ptr [[A_ADDR]], align 4
 684 // CHECK3-NEXT:    call void @_ZN1SIfEC2Ef(ptr nonnull align 4 dereferenceable(4) [[THIS1]], float [[TMP0]])
 685 // CHECK3-NEXT:    ret void
 686 //
 687 //
 688 // CHECK3-LABEL: define {{[^@]+}}@__cxx_global_array_dtor
 689 // CHECK3-SAME: (ptr [[TMP0:%.*]]) #[[ATTR0]] section "__TEXT,__StaticInit,regular,pure_instructions" {
 690 // CHECK3-NEXT:  entry:
 691 // CHECK3-NEXT:    [[DOTADDR:%.*]] = alloca ptr, align 8
 692 // CHECK3-NEXT:    store ptr [[TMP0]], ptr [[DOTADDR]], align 8
 693 // CHECK3-NEXT:    br label [[ARRAYDESTROY_BODY:%.*]]
 694 // CHECK3:       arraydestroy.body:
 695 // CHECK3-NEXT:    [[ARRAYDESTROY_ELEMENTPAST:%.*]] = phi ptr [ getelementptr inbounds ([[STRUCT_S:%.*]], ptr @s_arr, i64 2), [[ENTRY:%.*]] ], [ [[ARRAYDESTROY_ELEMENT:%.*]], [[ARRAYDESTROY_BODY]] ]
 696 // CHECK3-NEXT:    [[ARRAYDESTROY_ELEMENT]] = getelementptr inbounds [[STRUCT_S]], ptr [[ARRAYDESTROY_ELEMENTPAST]], i64 -1
 697 // CHECK3-NEXT:    call void @_ZN1SIfED1Ev(ptr nonnull align 4 dereferenceable(4) [[ARRAYDESTROY_ELEMENT]]) #[[ATTR2]]
 698 // CHECK3-NEXT:    [[ARRAYDESTROY_DONE:%.*]] = icmp eq ptr [[ARRAYDESTROY_ELEMENT]], @s_arr
 699 // CHECK3-NEXT:    br i1 [[ARRAYDESTROY_DONE]], label [[ARRAYDESTROY_DONE1:%.*]], label [[ARRAYDESTROY_BODY]]
 700 // CHECK3:       arraydestroy.done1:
 701 // CHECK3-NEXT:    ret void
 702 //
 703 //
 704 // CHECK3-LABEL: define {{[^@]+}}@_ZN1SIfEC2Ef
 705 // CHECK3-SAME: (ptr nonnull align 4 dereferenceable(4) [[THIS:%.*]], float [[A:%.*]]) unnamed_addr #[[ATTR1]] align 2 {
 706 // CHECK3-NEXT:  entry:
 707 // CHECK3-NEXT:    [[THIS_ADDR:%.*]] = alloca ptr, align 8
 708 // CHECK3-NEXT:    [[A_ADDR:%.*]] = alloca float, align 4
 709 // CHECK3-NEXT:    store ptr [[THIS]], ptr [[THIS_ADDR]], align 8
 710 // CHECK3-NEXT:    store float [[A]], ptr [[A_ADDR]], align 4
 711 // CHECK3-NEXT:    [[THIS1:%.*]] = load ptr, ptr [[THIS_ADDR]], align 8
 712 // CHECK3-NEXT:    [[F:%.*]] = getelementptr inbounds nuw [[STRUCT_S:%.*]], ptr [[THIS1]], i32 0, i32 0
 713 // CHECK3-NEXT:    [[TMP0:%.*]] = load float, ptr [[A_ADDR]], align 4
 714 // CHECK3-NEXT:    [[TMP1:%.*]] = load volatile i32, ptr @g, align 4
 715 // CHECK3-NEXT:    [[CONV:%.*]] = sitofp i32 [[TMP1]] to float
 716 // CHECK3-NEXT:    [[ADD:%.*]] = fadd float [[TMP0]], [[CONV]]
 717 // CHECK3-NEXT:    store float [[ADD]], ptr [[F]], align 4
 718 // CHECK3-NEXT:    ret void
 719 //
 720 //
 721 // CHECK3-LABEL: define {{[^@]+}}@__cxx_global_var_init.2
 722 // CHECK3-SAME: () #[[ATTR0]] section "__TEXT,__StaticInit,regular,pure_instructions" {
 723 // CHECK3-NEXT:  entry:
 724 // CHECK3-NEXT:    call void @_ZN1SIfEC1Ef(ptr nonnull align 4 dereferenceable(4) @var, float 3.000000e+00)
 725 // CHECK3-NEXT:    [[TMP0:%.*]] = call i32 @__cxa_atexit(ptr @_ZN1SIfED1Ev, ptr @var, ptr @__dso_handle) #[[ATTR2]]
 726 // CHECK3-NEXT:    ret void
 727 //
 728 //
 729 // CHECK3-LABEL: define {{[^@]+}}@main
 730 // CHECK3-SAME: () #[[ATTR3:[0-9]+]] {
 731 // CHECK3-NEXT:  entry:
 732 // CHECK3-NEXT:    [[RETVAL:%.*]] = alloca i32, align 4
 733 // CHECK3-NEXT:    [[REF_TMP:%.*]] = alloca [[CLASS_ANON:%.*]], align 8
 734 // CHECK3-NEXT:    store i32 0, ptr [[RETVAL]], align 4
 735 // CHECK3-NEXT:    [[TMP0:%.*]] = getelementptr inbounds nuw [[CLASS_ANON]], ptr [[REF_TMP]], i32 0, i32 0
 736 // CHECK3-NEXT:    store ptr @_ZZ4mainE5sivar, ptr [[TMP0]], align 8
 737 // CHECK3-NEXT:    call void @"_ZZ4mainENK3$_0clEv"(ptr nonnull align 8 dereferenceable(8) [[REF_TMP]])
 738 // CHECK3-NEXT:    ret i32 0
 739 //
 740 //
 741 // CHECK3-LABEL: define {{[^@]+}}@_GLOBAL__sub_I_single_firstprivate_codegen.cpp
 742 // CHECK3-SAME: () #[[ATTR0]] section "__TEXT,__StaticInit,regular,pure_instructions" {
 743 // CHECK3-NEXT:  entry:
 744 // CHECK3-NEXT:    call void @__cxx_global_var_init()
 745 // CHECK3-NEXT:    call void @__cxx_global_var_init.1()
 746 // CHECK3-NEXT:    call void @__cxx_global_var_init.2()
 747 // CHECK3-NEXT:    ret void
 748 //
 749 //
 750 // CHECK4-LABEL: define {{[^@]+}}@__cxx_global_var_init
 751 // CHECK4-SAME: () #[[ATTR0:[0-9]+]] section "__TEXT,__StaticInit,regular,pure_instructions" {
 752 // CHECK4-NEXT:  entry:
 753 // CHECK4-NEXT:    call void @_ZN1SIfEC1Ev(ptr nonnull align 4 dereferenceable(4) @test)
 754 // CHECK4-NEXT:    [[TMP0:%.*]] = call i32 @__cxa_atexit(ptr @_ZN1SIfED1Ev, ptr @test, ptr @__dso_handle) #[[ATTR2:[0-9]+]]
 755 // CHECK4-NEXT:    ret void
 756 //
 757 //
 758 // CHECK4-LABEL: define {{[^@]+}}@_ZN1SIfEC1Ev
 759 // CHECK4-SAME: (ptr nonnull align 4 dereferenceable(4) [[THIS:%.*]]) unnamed_addr #[[ATTR1:[0-9]+]] align 2 {
 760 // CHECK4-NEXT:  entry:
 761 // CHECK4-NEXT:    [[THIS_ADDR:%.*]] = alloca ptr, align 8
 762 // CHECK4-NEXT:    store ptr [[THIS]], ptr [[THIS_ADDR]], align 8
 763 // CHECK4-NEXT:    [[THIS1:%.*]] = load ptr, ptr [[THIS_ADDR]], align 8
 764 // CHECK4-NEXT:    call void @_ZN1SIfEC2Ev(ptr nonnull align 4 dereferenceable(4) [[THIS1]])
 765 // CHECK4-NEXT:    ret void
 766 //
 767 //
 768 // CHECK4-LABEL: define {{[^@]+}}@_ZN1SIfED1Ev
 769 // CHECK4-SAME: (ptr nonnull align 4 dereferenceable(4) [[THIS:%.*]]) unnamed_addr #[[ATTR1]] align 2 {
 770 // CHECK4-NEXT:  entry:
 771 // CHECK4-NEXT:    [[THIS_ADDR:%.*]] = alloca ptr, align 8
 772 // CHECK4-NEXT:    store ptr [[THIS]], ptr [[THIS_ADDR]], align 8
 773 // CHECK4-NEXT:    [[THIS1:%.*]] = load ptr, ptr [[THIS_ADDR]], align 8
 774 // CHECK4-NEXT:    call void @_ZN1SIfED2Ev(ptr nonnull align 4 dereferenceable(4) [[THIS1]]) #[[ATTR2]]
 775 // CHECK4-NEXT:    ret void
 776 //
 777 //
 778 // CHECK4-LABEL: define {{[^@]+}}@_ZN1SIfEC2Ev
 779 // CHECK4-SAME: (ptr nonnull align 4 dereferenceable(4) [[THIS:%.*]]) unnamed_addr #[[ATTR1]] align 2 {
 780 // CHECK4-NEXT:  entry:
 781 // CHECK4-NEXT:    [[THIS_ADDR:%.*]] = alloca ptr, align 8
 782 // CHECK4-NEXT:    store ptr [[THIS]], ptr [[THIS_ADDR]], align 8
 783 // CHECK4-NEXT:    [[THIS1:%.*]] = load ptr, ptr [[THIS_ADDR]], align 8
 784 // CHECK4-NEXT:    [[F:%.*]] = getelementptr inbounds nuw [[STRUCT_S:%.*]], ptr [[THIS1]], i32 0, i32 0
 785 // CHECK4-NEXT:    [[TMP0:%.*]] = load volatile i32, ptr @g, align 4
 786 // CHECK4-NEXT:    [[CONV:%.*]] = sitofp i32 [[TMP0]] to float
 787 // CHECK4-NEXT:    store float [[CONV]], ptr [[F]], align 4
 788 // CHECK4-NEXT:    ret void
 789 //
 790 //
 791 // CHECK4-LABEL: define {{[^@]+}}@_ZN1SIfED2Ev
 792 // CHECK4-SAME: (ptr nonnull align 4 dereferenceable(4) [[THIS:%.*]]) unnamed_addr #[[ATTR1]] align 2 {
 793 // CHECK4-NEXT:  entry:
 794 // CHECK4-NEXT:    [[THIS_ADDR:%.*]] = alloca ptr, align 8
 795 // CHECK4-NEXT:    store ptr [[THIS]], ptr [[THIS_ADDR]], align 8
 796 // CHECK4-NEXT:    [[THIS1:%.*]] = load ptr, ptr [[THIS_ADDR]], align 8
 797 // CHECK4-NEXT:    ret void
 798 //
 799 //
 800 // CHECK4-LABEL: define {{[^@]+}}@__cxx_global_var_init.1
 801 // CHECK4-SAME: () #[[ATTR0]] section "__TEXT,__StaticInit,regular,pure_instructions" {
 802 // CHECK4-NEXT:  entry:
 803 // CHECK4-NEXT:    call void @_ZN1SIfEC1Ef(ptr nonnull align 4 dereferenceable(4) @s_arr, float 1.000000e+00)
 804 // CHECK4-NEXT:    call void @_ZN1SIfEC1Ef(ptr nonnull align 4 dereferenceable(4) getelementptr inbounds ([[STRUCT_S:%.*]], ptr @s_arr, i64 1), float 2.000000e+00)
 805 // CHECK4-NEXT:    [[TMP0:%.*]] = call i32 @__cxa_atexit(ptr @__cxx_global_array_dtor, ptr null, ptr @__dso_handle) #[[ATTR2]]
 806 // CHECK4-NEXT:    ret void
 807 //
 808 //
 809 // CHECK4-LABEL: define {{[^@]+}}@_ZN1SIfEC1Ef
 810 // CHECK4-SAME: (ptr nonnull align 4 dereferenceable(4) [[THIS:%.*]], float [[A:%.*]]) unnamed_addr #[[ATTR1]] align 2 {
 811 // CHECK4-NEXT:  entry:
 812 // CHECK4-NEXT:    [[THIS_ADDR:%.*]] = alloca ptr, align 8
 813 // CHECK4-NEXT:    [[A_ADDR:%.*]] = alloca float, align 4
 814 // CHECK4-NEXT:    store ptr [[THIS]], ptr [[THIS_ADDR]], align 8
 815 // CHECK4-NEXT:    store float [[A]], ptr [[A_ADDR]], align 4
 816 // CHECK4-NEXT:    [[THIS1:%.*]] = load ptr, ptr [[THIS_ADDR]], align 8
 817 // CHECK4-NEXT:    [[TMP0:%.*]] = load float, ptr [[A_ADDR]], align 4
 818 // CHECK4-NEXT:    call void @_ZN1SIfEC2Ef(ptr nonnull align 4 dereferenceable(4) [[THIS1]], float [[TMP0]])
 819 // CHECK4-NEXT:    ret void
 820 //
 821 //
 822 // CHECK4-LABEL: define {{[^@]+}}@__cxx_global_array_dtor
 823 // CHECK4-SAME: (ptr [[TMP0:%.*]]) #[[ATTR0]] section "__TEXT,__StaticInit,regular,pure_instructions" {
 824 // CHECK4-NEXT:  entry:
 825 // CHECK4-NEXT:    [[DOTADDR:%.*]] = alloca ptr, align 8
 826 // CHECK4-NEXT:    store ptr [[TMP0]], ptr [[DOTADDR]], align 8
 827 // CHECK4-NEXT:    br label [[ARRAYDESTROY_BODY:%.*]]
 828 // CHECK4:       arraydestroy.body:
 829 // CHECK4-NEXT:    [[ARRAYDESTROY_ELEMENTPAST:%.*]] = phi ptr [ getelementptr inbounds ([[STRUCT_S:%.*]], ptr @s_arr, i64 2), [[ENTRY:%.*]] ], [ [[ARRAYDESTROY_ELEMENT:%.*]], [[ARRAYDESTROY_BODY]] ]
 830 // CHECK4-NEXT:    [[ARRAYDESTROY_ELEMENT]] = getelementptr inbounds [[STRUCT_S]], ptr [[ARRAYDESTROY_ELEMENTPAST]], i64 -1
 831 // CHECK4-NEXT:    call void @_ZN1SIfED1Ev(ptr nonnull align 4 dereferenceable(4) [[ARRAYDESTROY_ELEMENT]]) #[[ATTR2]]
 832 // CHECK4-NEXT:    [[ARRAYDESTROY_DONE:%.*]] = icmp eq ptr [[ARRAYDESTROY_ELEMENT]], @s_arr
 833 // CHECK4-NEXT:    br i1 [[ARRAYDESTROY_DONE]], label [[ARRAYDESTROY_DONE1:%.*]], label [[ARRAYDESTROY_BODY]]
 834 // CHECK4:       arraydestroy.done1:
 835 // CHECK4-NEXT:    ret void
 836 //
 837 //
 838 // CHECK4-LABEL: define {{[^@]+}}@_ZN1SIfEC2Ef
 839 // CHECK4-SAME: (ptr nonnull align 4 dereferenceable(4) [[THIS:%.*]], float [[A:%.*]]) unnamed_addr #[[ATTR1]] align 2 {
 840 // CHECK4-NEXT:  entry:
 841 // CHECK4-NEXT:    [[THIS_ADDR:%.*]] = alloca ptr, align 8
 842 // CHECK4-NEXT:    [[A_ADDR:%.*]] = alloca float, align 4
 843 // CHECK4-NEXT:    store ptr [[THIS]], ptr [[THIS_ADDR]], align 8
 844 // CHECK4-NEXT:    store float [[A]], ptr [[A_ADDR]], align 4
 845 // CHECK4-NEXT:    [[THIS1:%.*]] = load ptr, ptr [[THIS_ADDR]], align 8
 846 // CHECK4-NEXT:    [[F:%.*]] = getelementptr inbounds nuw [[STRUCT_S:%.*]], ptr [[THIS1]], i32 0, i32 0
 847 // CHECK4-NEXT:    [[TMP0:%.*]] = load float, ptr [[A_ADDR]], align 4
 848 // CHECK4-NEXT:    [[TMP1:%.*]] = load volatile i32, ptr @g, align 4
 849 // CHECK4-NEXT:    [[CONV:%.*]] = sitofp i32 [[TMP1]] to float
 850 // CHECK4-NEXT:    [[ADD:%.*]] = fadd float [[TMP0]], [[CONV]]
 851 // CHECK4-NEXT:    store float [[ADD]], ptr [[F]], align 4
 852 // CHECK4-NEXT:    ret void
 853 //
 854 //
 855 // CHECK4-LABEL: define {{[^@]+}}@__cxx_global_var_init.2
 856 // CHECK4-SAME: () #[[ATTR0]] section "__TEXT,__StaticInit,regular,pure_instructions" {
 857 // CHECK4-NEXT:  entry:
 858 // CHECK4-NEXT:    call void @_ZN1SIfEC1Ef(ptr nonnull align 4 dereferenceable(4) @var, float 3.000000e+00)
 859 // CHECK4-NEXT:    [[TMP0:%.*]] = call i32 @__cxa_atexit(ptr @_ZN1SIfED1Ev, ptr @var, ptr @__dso_handle) #[[ATTR2]]
 860 // CHECK4-NEXT:    ret void
 861 //
 862 //
 863 // CHECK4-LABEL: define {{[^@]+}}@main
 864 // CHECK4-SAME: () #[[ATTR3:[0-9]+]] {
 865 // CHECK4-NEXT:  entry:
 866 // CHECK4-NEXT:    [[RETVAL:%.*]] = alloca i32, align 4
 867 // CHECK4-NEXT:    [[BLOCK:%.*]] = alloca <{ ptr, i32, i32, ptr, ptr, i32 }>, align 8
 868 // CHECK4-NEXT:    store i32 0, ptr [[RETVAL]], align 4
 869 // CHECK4-NEXT:    [[BLOCK_ISA:%.*]] = getelementptr inbounds nuw <{ ptr, i32, i32, ptr, ptr, i32 }>, ptr [[BLOCK]], i32 0, i32 0
 870 // CHECK4-NEXT:    store ptr @_NSConcreteStackBlock, ptr [[BLOCK_ISA]], align 8
 871 // CHECK4-NEXT:    [[BLOCK_FLAGS:%.*]] = getelementptr inbounds nuw <{ ptr, i32, i32, ptr, ptr, i32 }>, ptr [[BLOCK]], i32 0, i32 1
 872 // CHECK4-NEXT:    store i32 1073741824, ptr [[BLOCK_FLAGS]], align 8
 873 // CHECK4-NEXT:    [[BLOCK_RESERVED:%.*]] = getelementptr inbounds nuw <{ ptr, i32, i32, ptr, ptr, i32 }>, ptr [[BLOCK]], i32 0, i32 2
 874 // CHECK4-NEXT:    store i32 0, ptr [[BLOCK_RESERVED]], align 4
 875 // CHECK4-NEXT:    [[BLOCK_INVOKE:%.*]] = getelementptr inbounds nuw <{ ptr, i32, i32, ptr, ptr, i32 }>, ptr [[BLOCK]], i32 0, i32 3
 876 // CHECK4-NEXT:    store ptr @__main_block_invoke, ptr [[BLOCK_INVOKE]], align 8
 877 // CHECK4-NEXT:    [[BLOCK_DESCRIPTOR:%.*]] = getelementptr inbounds nuw <{ ptr, i32, i32, ptr, ptr, i32 }>, ptr [[BLOCK]], i32 0, i32 4
 878 // CHECK4-NEXT:    store ptr @__block_descriptor_tmp.3, ptr [[BLOCK_DESCRIPTOR]], align 8
 879 // CHECK4-NEXT:    [[BLOCK_CAPTURED:%.*]] = getelementptr inbounds nuw <{ ptr, i32, i32, ptr, ptr, i32 }>, ptr [[BLOCK]], i32 0, i32 5
 880 // CHECK4-NEXT:    [[TMP0:%.*]] = load i32, ptr @_ZZ4mainE5sivar, align 4
 881 // CHECK4-NEXT:    store i32 [[TMP0]], ptr [[BLOCK_CAPTURED]], align 8
 882 // CHECK4-NEXT:    [[TMP1:%.*]] = getelementptr inbounds nuw [[STRUCT___BLOCK_LITERAL_GENERIC:%.*]], ptr [[BLOCK]], i32 0, i32 3
 883 // CHECK4-NEXT:    [[TMP2:%.*]] = load ptr, ptr [[TMP1]], align 8
 884 // CHECK4-NEXT:    call void [[TMP2]](ptr [[BLOCK]])
 885 // CHECK4-NEXT:    ret i32 0
 886 //
 887 //
 888 // CHECK4-LABEL: define {{[^@]+}}@__main_block_invoke
 889 // CHECK4-SAME: (ptr [[DOTBLOCK_DESCRIPTOR:%.*]]) #[[ATTR4:[0-9]+]] {
 890 // CHECK4-NEXT:  entry:
 891 // CHECK4-NEXT:    [[DOTBLOCK_DESCRIPTOR_ADDR:%.*]] = alloca ptr, align 8
 892 // CHECK4-NEXT:    [[BLOCK_ADDR:%.*]] = alloca ptr, align 8
 893 // CHECK4-NEXT:    store ptr [[DOTBLOCK_DESCRIPTOR]], ptr [[DOTBLOCK_DESCRIPTOR_ADDR]], align 8
 894 // CHECK4-NEXT:    store ptr [[DOTBLOCK_DESCRIPTOR]], ptr [[BLOCK_ADDR]], align 8
 895 // CHECK4-NEXT:    call void (ptr, i32, ptr, ...) @__kmpc_fork_call(ptr @[[GLOB1:[0-9]+]], i32 1, ptr @__main_block_invoke.omp_outlined, ptr @_ZZ4mainE5sivar)
 896 // CHECK4-NEXT:    ret void
 897 //
 898 //
 899 // CHECK4-LABEL: define {{[^@]+}}@__main_block_invoke.omp_outlined
 900 // CHECK4-SAME: (ptr noalias [[DOTGLOBAL_TID_:%.*]], ptr noalias [[DOTBOUND_TID_:%.*]], ptr nonnull align 4 dereferenceable(4) [[SIVAR:%.*]]) #[[ATTR5:[0-9]+]] {
 901 // CHECK4-NEXT:  entry:
 902 // CHECK4-NEXT:    [[DOTGLOBAL_TID__ADDR:%.*]] = alloca ptr, align 8
 903 // CHECK4-NEXT:    [[DOTBOUND_TID__ADDR:%.*]] = alloca ptr, align 8
 904 // CHECK4-NEXT:    [[SIVAR_ADDR:%.*]] = alloca ptr, align 8
 905 // CHECK4-NEXT:    [[G:%.*]] = alloca i32, align 4
 906 // CHECK4-NEXT:    [[SIVAR1:%.*]] = alloca i32, align 4
 907 // CHECK4-NEXT:    [[BLOCK:%.*]] = alloca <{ ptr, i32, i32, ptr, ptr, i32, i32 }>, align 8
 908 // CHECK4-NEXT:    store ptr [[DOTGLOBAL_TID_]], ptr [[DOTGLOBAL_TID__ADDR]], align 8
 909 // CHECK4-NEXT:    store ptr [[DOTBOUND_TID_]], ptr [[DOTBOUND_TID__ADDR]], align 8
 910 // CHECK4-NEXT:    store ptr [[SIVAR]], ptr [[SIVAR_ADDR]], align 8
 911 // CHECK4-NEXT:    [[TMP0:%.*]] = load ptr, ptr [[SIVAR_ADDR]], align 8
 912 // CHECK4-NEXT:    [[TMP1:%.*]] = load ptr, ptr [[DOTGLOBAL_TID__ADDR]], align 8
 913 // CHECK4-NEXT:    [[TMP2:%.*]] = load i32, ptr [[TMP1]], align 4
 914 // CHECK4-NEXT:    [[TMP3:%.*]] = call i32 @__kmpc_single(ptr @[[GLOB1]], i32 [[TMP2]])
 915 // CHECK4-NEXT:    [[TMP4:%.*]] = icmp ne i32 [[TMP3]], 0
 916 // CHECK4-NEXT:    br i1 [[TMP4]], label [[OMP_IF_THEN:%.*]], label [[OMP_IF_END:%.*]]
 917 // CHECK4:       omp_if.then:
 918 // CHECK4-NEXT:    [[TMP5:%.*]] = load volatile i32, ptr @g, align 4
 919 // CHECK4-NEXT:    store i32 [[TMP5]], ptr [[G]], align 4
 920 // CHECK4-NEXT:    [[TMP6:%.*]] = load i32, ptr [[TMP0]], align 4
 921 // CHECK4-NEXT:    store i32 [[TMP6]], ptr [[SIVAR1]], align 4
 922 // CHECK4-NEXT:    store i32 1, ptr [[G]], align 4
 923 // CHECK4-NEXT:    store i32 37, ptr [[SIVAR1]], align 4
 924 // CHECK4-NEXT:    [[BLOCK_ISA:%.*]] = getelementptr inbounds nuw <{ ptr, i32, i32, ptr, ptr, i32, i32 }>, ptr [[BLOCK]], i32 0, i32 0
 925 // CHECK4-NEXT:    store ptr @_NSConcreteStackBlock, ptr [[BLOCK_ISA]], align 8
 926 // CHECK4-NEXT:    [[BLOCK_FLAGS:%.*]] = getelementptr inbounds nuw <{ ptr, i32, i32, ptr, ptr, i32, i32 }>, ptr [[BLOCK]], i32 0, i32 1
 927 // CHECK4-NEXT:    store i32 1073741824, ptr [[BLOCK_FLAGS]], align 8
 928 // CHECK4-NEXT:    [[BLOCK_RESERVED:%.*]] = getelementptr inbounds nuw <{ ptr, i32, i32, ptr, ptr, i32, i32 }>, ptr [[BLOCK]], i32 0, i32 2
 929 // CHECK4-NEXT:    store i32 0, ptr [[BLOCK_RESERVED]], align 4
 930 // CHECK4-NEXT:    [[BLOCK_INVOKE:%.*]] = getelementptr inbounds nuw <{ ptr, i32, i32, ptr, ptr, i32, i32 }>, ptr [[BLOCK]], i32 0, i32 3
 931 // CHECK4-NEXT:    store ptr @var_block_invoke, ptr [[BLOCK_INVOKE]], align 8
 932 // CHECK4-NEXT:    [[BLOCK_DESCRIPTOR:%.*]] = getelementptr inbounds nuw <{ ptr, i32, i32, ptr, ptr, i32, i32 }>, ptr [[BLOCK]], i32 0, i32 4
 933 // CHECK4-NEXT:    store ptr @__block_descriptor_tmp, ptr [[BLOCK_DESCRIPTOR]], align 8
 934 // CHECK4-NEXT:    [[BLOCK_CAPTURED:%.*]] = getelementptr inbounds nuw <{ ptr, i32, i32, ptr, ptr, i32, i32 }>, ptr [[BLOCK]], i32 0, i32 5
 935 // CHECK4-NEXT:    [[TMP7:%.*]] = load volatile i32, ptr [[G]], align 4
 936 // CHECK4-NEXT:    store volatile i32 [[TMP7]], ptr [[BLOCK_CAPTURED]], align 8
 937 // CHECK4-NEXT:    [[BLOCK_CAPTURED2:%.*]] = getelementptr inbounds nuw <{ ptr, i32, i32, ptr, ptr, i32, i32 }>, ptr [[BLOCK]], i32 0, i32 6
 938 // CHECK4-NEXT:    [[TMP8:%.*]] = load i32, ptr [[SIVAR1]], align 4
 939 // CHECK4-NEXT:    store i32 [[TMP8]], ptr [[BLOCK_CAPTURED2]], align 4
 940 // CHECK4-NEXT:    [[TMP9:%.*]] = getelementptr inbounds nuw [[STRUCT___BLOCK_LITERAL_GENERIC:%.*]], ptr [[BLOCK]], i32 0, i32 3
 941 // CHECK4-NEXT:    [[TMP10:%.*]] = load ptr, ptr [[TMP9]], align 8
 942 // CHECK4-NEXT:    call void [[TMP10]](ptr [[BLOCK]])
 943 // CHECK4-NEXT:    call void @__kmpc_end_single(ptr @[[GLOB1]], i32 [[TMP2]])
 944 // CHECK4-NEXT:    br label [[OMP_IF_END]]
 945 // CHECK4:       omp_if.end:
 946 // CHECK4-NEXT:    call void @__kmpc_barrier(ptr @[[GLOB2:[0-9]+]], i32 [[TMP2]])
 947 // CHECK4-NEXT:    ret void
 948 //
 949 //
 950 // CHECK4-LABEL: define {{[^@]+}}@var_block_invoke
 951 // CHECK4-SAME: (ptr [[DOTBLOCK_DESCRIPTOR:%.*]]) #[[ATTR4]] {
 952 // CHECK4-NEXT:  entry:
 953 // CHECK4-NEXT:    [[DOTBLOCK_DESCRIPTOR_ADDR:%.*]] = alloca ptr, align 8
 954 // CHECK4-NEXT:    [[BLOCK_ADDR:%.*]] = alloca ptr, align 8
 955 // CHECK4-NEXT:    store ptr [[DOTBLOCK_DESCRIPTOR]], ptr [[DOTBLOCK_DESCRIPTOR_ADDR]], align 8
 956 // CHECK4-NEXT:    store ptr [[DOTBLOCK_DESCRIPTOR]], ptr [[BLOCK_ADDR]], align 8
 957 // CHECK4-NEXT:    [[BLOCK_CAPTURE_ADDR:%.*]] = getelementptr inbounds nuw <{ ptr, i32, i32, ptr, ptr, i32, i32 }>, ptr [[DOTBLOCK_DESCRIPTOR]], i32 0, i32 5
 958 // CHECK4-NEXT:    store i32 2, ptr [[BLOCK_CAPTURE_ADDR]], align 8
 959 // CHECK4-NEXT:    [[BLOCK_CAPTURE_ADDR1:%.*]] = getelementptr inbounds nuw <{ ptr, i32, i32, ptr, ptr, i32, i32 }>, ptr [[DOTBLOCK_DESCRIPTOR]], i32 0, i32 6
 960 // CHECK4-NEXT:    store i32 31, ptr [[BLOCK_CAPTURE_ADDR1]], align 4
 961 // CHECK4-NEXT:    ret void
 962 //
 963 //
 964 // CHECK4-LABEL: define {{[^@]+}}@_GLOBAL__sub_I_single_firstprivate_codegen.cpp
 965 // CHECK4-SAME: () #[[ATTR0]] section "__TEXT,__StaticInit,regular,pure_instructions" {
 966 // CHECK4-NEXT:  entry:
 967 // CHECK4-NEXT:    call void @__cxx_global_var_init()
 968 // CHECK4-NEXT:    call void @__cxx_global_var_init.1()
 969 // CHECK4-NEXT:    call void @__cxx_global_var_init.2()
 970 // CHECK4-NEXT:    ret void
 971 //