clang/test/CodeGen/paren-list-agg-init.cpp

   1 // RUN: %clang_cc1 -std=c++20 %s -emit-llvm -triple x86_64-unknown-linux-gnu -o - | FileCheck %s
   2
   3 template <typename T>
   4 struct IsChar {
   5   constexpr operator bool() const { return false; }
   6 };
   7
   8 template<>
   9 struct IsChar<char> {
  10   constexpr operator bool() const { return true; }
  11 };
  12
  13 template <typename T>
  14 concept SameAsChar = (bool)IsInt<T>();
  15
  16 // CHECK-DAG: [[STRUCT_A:%.*]] = type { i8, double }
  17 struct A {
  18   char i;
  19   double j;
  20
  21   template <SameAsChar T>
  22   operator T() const { return i; };
  23 };
  24
  25 // CHECK-DAG: [[STRUCT_B:%.*]] = type { [[STRUCT_A]], i32 }
  26 struct B {
  27   A a;
  28   int b;
  29 };
  30
  31 // CHECK-DAG: [[STRUCT_C:%.*]] = type <{ [[STRUCT_B]], [[STRUCT_A]], i32, [4 x i8] }>
  32 struct C : public B, public A {
  33   int c;
  34 };
  35
  36 // CHECK-DAG: [[STRUCT_D:%.*]] = type { [[STRUCT_A]], [[STRUCT_A]], i8, [[STRUCT_A]] }
  37 struct D {
  38   A a;
  39   A b = A{2, 2.0};
  40   unsigned : 2;
  41   A c;
  42 };
  43
  44 // CHECK-DAG: [[STRUCT_E:%.*]] = type { i32, ptr }
  45 struct E {
  46   int a;
  47   const char* fn = __builtin_FUNCTION();
  48   ~E() {};
  49 };
  50
  51 struct F {
  52   F (int i = 1);
  53   F (const F &f) = delete;
  54   F (F &&f) = default;
  55 };
  56
  57 // CHECK-DAG: [[STRUCT_G:%.*]] = type <{ i32, [4 x i8] }>
  58 struct G {
  59   int a;
  60   F f;
  61 };
  62
  63 // CHECK-DAG: [[UNION_U:%.*]] = type { [[STRUCT_A]] }
  64 // CHECK-DAG: [[STR:@.*]] = private unnamed_addr constant [6 x i8] {{.*}}foo18{{.*}}, align 1
  65 union U {
  66   unsigned : 1;
  67   A a;
  68   char b;
  69 };
  70
  71
  72 namespace gh61145 {
  73   // CHECK-DAG: [[STRUCT_VEC:%.*]] = type { i8 }
  74   struct Vec {
  75     Vec();
  76     Vec(Vec&&);
  77     ~Vec();
  78   };
  79
  80   // CHECK-DAG: [[STRUCT_S1:%.*]] = type { i8 }
  81   struct S1 {
  82     Vec v;
  83   };
  84
  85   // CHECK-DAG: [[STRUCT_S2:%.*]] = type { i8, i8 }
  86   struct S2 {
  87     Vec v;
  88     char c;
  89   };
  90 }
  91
  92 namespace gh62266 {
  93   // CHECK-DAG: [[STRUCT_H:%.*H.*]] = type { i32, i32 }
  94   template <int J>
  95   struct H {
  96     int i;
  97     int j = J;
  98   };
  99 }
 100
 101 namespace gh61567 {
 102   // CHECK-DAG: [[STRUCT_I:%.*I.*]] = type { i32, ptr }
 103   struct I {
 104     int a;
 105     int&& r = 2;
 106   };
 107 }
 108
 109 // CHECK-DAG: [[A1:@.*a1.*]] = internal constant [[STRUCT_A]] { i8 3, double 2.000000e+00 }, align 8
 110 constexpr A a1(3.1, 2.0);
 111 // CHECK-DAG: [[A2:@.*a2.*]] = internal constant [[STRUCT_A]] { i8 99, double 0.000000e+00 }, align 8
 112 constexpr auto a2 = static_cast<A>('c');
 113 // CHECK-DAG: [[B1:@.*b1.*]] = internal constant [[STRUCT_B]] { [[STRUCT_A]] { i8 99, double 0.000000e+00 }, i32 0 }, align 8
 114 constexpr B b1(A('c'));
 115 // CHECK-DAG: [[C1:@.*c1.*]] = internal constant { [[STRUCT_A]], i32, [4 x i8], i8, double, i32 } { [[STRUCT_A]] { i8 99, double 0.000000e+00 }, i32 0, [4 x i8] undef, i8 3, double 2.000000e+00, i32 0 }, align
 116 constexpr C c1(b1, a1);
 117 // CHECK-DAG: [[U1:@.*u1.*]] = internal constant [[UNION_U]] { [[STRUCT_A]] { i8 1, double 1.000000e+00 } }, align 8
 118 constexpr U u1(A(1, 1));
 119 // CHECK-DAG: [[D1:@.*d1.*]] = internal constant { [[STRUCT_A]], [[STRUCT_A]], [8 x i8], [[STRUCT_A]] } { [[STRUCT_A]] { i8 2, double 2.000000e+00 }, [[STRUCT_A]] { i8 2, double 2.000000e+00 }, [8 x i8] undef, [[STRUCT_A]] zeroinitializer }, align 8
 120 constexpr D d1(A(2, 2));
 121 // CHECK-DAG: [[ARR1:@.*arr1.*]] = internal constant [3 x i32] [i32 1, i32 2, i32 0], align 4
 122 constexpr int arr1[3](1, 2);
 123 // CHECK-DAG: [[ARR4:@.*arr4.*]] = internal constant [1 x i32] [i32 1], align 4
 124 constexpr int arr4[](1);
 125 // CHECK-DAG: [[ARR5:@.*arr5.*]] = internal constant [2 x i32] [i32 2, i32 0], align 4
 126 constexpr int arr5[2](2);
 127
 128 // CHECK: define dso_local { i8, double } @{{.*foo1.*}}
 129 // CHECK-NEXT: entry:
 130 // CHECK-NEXT: [[RETVAL:%.*]] = alloca [[STRUCT_A]], align 8
 131 // CHECK-NEXT: call void @llvm.memcpy.p0.p0.i64(ptr align 8 [[RETVAL]], ptr align 8 [[A1]], i64 16, i1 false)
 132 // CHECK-NEXT: [[TMP_0:%.*]] = load { i8, double }, ptr [[RETVAL]], align 8
 133 // CHECK-NEXT: ret { i8, double } [[TMP_0]]
 134 A foo1() {
 135   return a1;
 136 }
 137
 138 // CHECK: define dso_local void @{{.*foo2.*}}(ptr dead_on_unwind noalias writable sret([[STRUCT_B]]) align 8 [[AGG_RESULT:%.*]])
 139 // CHECK-NEXT: entry:
 140 // CHECK-NEXT: call void @llvm.memcpy.p0.p0.i64(ptr align 8 [[AGG_RESULT]], ptr align 8 [[B1]], i64 24, i1 false)
 141 // CHECK-NEXT: ret void
 142 B foo2() {
 143   return b1;
 144 }
 145
 146 // CHECK: define dso_local void @{{.*foo3.*}}(ptr dead_on_unwind noalias writable sret([[STRUCT_C]]) align 8 [[AGG_RESULT:%.*]])
 147 // CHECK-NEXT: entry:
 148 // CHECK-NEXT: call void @llvm.memcpy.p0.p0.i64(ptr align 8 [[AGG_RESULT]], ptr align 8 [[C1]], i64 48, i1 false)
 149 // CHECK-NEXT: ret void
 150 C foo3() {
 151   return c1;
 152 }
 153
 154 // CHECK: define dso_local void @{{.*foo4.*}}
 155 // CHECK-NEXT: entry:
 156 // CHECK-NEXT: [[C2:%.*]] = alloca [[STRUCT_C:%.*]], align 8
 157 // CHECK-NEXT: [[REF_TMP:%.*]] = alloca [[STRUCT_B:%.*]], align 8
 158 // CHECK-NEXT: [[REF_TMP_1:%.*]] = alloca [[STRUCT_A:%.*]], align 8
 159 // CHECK-NEXT: [[A:%.*]] = getelementptr inbounds nuw [[STRUCT_B]], ptr [[REF_TMP]], i32 0, i32 0
 160 // CHECK-NEXT: [[I:%.*]] = getelementptr inbounds nuw [[STRUCT_A]], ptr [[A]], i32 0, i32 0
 161 // CHECK-NEXT: store i8 1, ptr [[I]], align 8
 162 // CHECK-NEXT: [[J:%.*]] = getelementptr inbounds nuw [[STRUCT_A]], ptr [[A]], i32 0, i32 1
 163 // CHECK-NEXT: store double 1.000000e+00, ptr [[J]], align 8
 164 // CHECK-NEXT: [[B:%.*]] = getelementptr inbounds nuw [[STRUCT_B]], ptr [[REF_TMP]], i32 0, i32 1
 165 // CHECK-NEXT: store i32 1, ptr [[B]], align 8
 166 // CHECK-NEXT: call void @llvm.memcpy.p0.p0.i64(ptr align 8 [[C2]], ptr align 8 [[REF_TMP]], i64 24, i1 false)
 167 // CHECK-NEXT: [[TMP_0:%.*]] = getelementptr inbounds i8, ptr [[C2]], i64 24
 168 // CHECK-NEXT: [[I2:%.*]] = getelementptr inbounds nuw [[STRUCT_A]], ptr [[REF_TMP_1]], i32 0, i32 0
 169 // CHECK-NEXT: store i8 97, ptr [[I2]], align 8
 170 // CHECK-NEXT: [[J3:%.*]] = getelementptr inbounds nuw [[STRUCT_A]], ptr [[REF_TMP_1]], i32 0, i32 1
 171 // CHECK-NEXT: store double 0.000000e+00, ptr [[J3]], align 8
 172 // CHECK-NEXT: call void @llvm.memcpy.p0.p0.i64(ptr align 8 [[TMP_0]], ptr align 8 [[REF_TMP_1]], i64 16, i1 false)
 173 // CHECK-NEXT: [[C:%.*]] = getelementptr inbounds nuw %struct.C, ptr %c2, i32 0, i32 2
 174 // CHECK-NEXT: store i32 2, ptr %c, align 8
 175 // CHECK-NEXT: ret void
 176 void foo4() {
 177   C c2(B(A(1, 1), 1), A('a'), 2);
 178 }
 179
 180 // CHECK: define dso_local { i64, double } @{{.*foo5.*}}
 181 // CHECK-NEXT: entry:
 182 // CHECK-NEXT [[RETVAL:%.*]] = alloca [[UNION_U]], align 8
 183 // CHECK-NEXT call void @llvm.memcpy.p0.p0.i64(ptr align 8 [[RETVAL]], ptr align 8 [[U1]], i64 16, i1 false)
 184 // CHECK-NEXT [[COERCE_DIVE:%.*]] = getelementptr inbounds nuw [[UNION_U]], ptr %retval, i32 0, i32 0
 185 // CHECK-NEXT [[TMP_0:%.*]] = load { i64, double }, ptr [[COERCE_DIVE]], align 8
 186 // CHECK-NEXT ret { i64, double } [[TMP_0]]
 187 U foo5() {
 188   return u1;
 189 }
 190
 191
 192 // CHECK: define dso_local { i64, double } @{{.*foo6.*}}(i8 [[A_COERCE_0:%.*]], double [[A_COERCE_1:%.*]])
 193 // CHECK-NEXT: entry:
 194 // CHECK-NEXT:   [[RETVAL:%.*]] = alloca [[UNION_U]], align 8
 195 // CHECK-NEXT:   [[A:%.*]] = alloca [[STRUCT_A]], align 8
 196 // CHECK-NEXT:   [[TMP_0:%.*]] = getelementptr inbounds nuw { i8, double }, ptr [[A]], i32 0, i32 0
 197 // CHECK-NEXT:   store i8 [[A_COERCE_0]], ptr [[TMP_0]], align 8
 198 // CHECK-NEXT:   [[TMP_1:%.*]] = getelementptr inbounds nuw { i8, double }, ptr [[A]], i32 0, i32 1
 199 // CHECK-NEXT:   store double [[A_COERCE_1]], ptr [[TMP_1]], align 8
 200 // CHECK-NEXT:   call void @llvm.memcpy.p0.p0.i64(ptr align 8 [[RETVAL]], ptr align 8 [[A]], i64 16, i1 false)
 201 // CHECK-NEXT:   [[COERCE_DIVE:%.*]] = getelementptr inbounds nuw [[UNION_U]], ptr [[RETVAL]], i32 0, i32 0
 202 // CHECK-NEXT:   [[TMP_2:%.*]] = load { i64, double }, ptr [[COERCE_DIVE:%.*]], align 8
 203 // CHECK-NEXT:   ret { i64, double } [[TMP_2]]
 204 U foo6(A a) {
 205   return U(a);
 206 }
 207
 208 // CHECK: define dso_local void @{{.*foo7.*}}
 209 // CHECK-NEXT: entry:
 210 // CHECK-NEXT: [[D:%.*]] = alloca [[STRUCT_D:%.*]], align 8
 211 // CHECK-NEXT: [[A:%.*]] = getelementptr inbounds nuw [[STRUCT_D]], ptr [[D]], i32 0, i32 0
 212 // CHECK-NEXT: [[I]] = getelementptr inbounds nuw [[STRUCT_A:%.*]], ptr [[A]], i32 0, i32 0
 213 // CHECK-NEXT: store i8 1, ptr [[I]], align 8
 214 // CHECK-NEXT: [[J:%.*]] = getelementptr inbounds nuw [[STRUCT_A]], ptr [[A]], i32 0, i32 1
 215 // CHECK-NEXT: store double 1.000000e+00, ptr [[J]], align 8
 216 // CHECK-NEXT: [[B:%.*]] = getelementptr inbounds nuw [[STRUCT_D]], ptr [[D]], i32 0, i32 1
 217 // CHECK-NEXT: [[I1:%.*]] = getelementptr inbounds nuw [[STRUCT_A]], ptr [[B]], i32 0, i32 0
 218 // CHECK-NEXT: store i8 11, ptr [[I1]], align 8
 219 // CHECK-NEXT: [[J2:%.*]] = getelementptr inbounds nuw [[STRUCT_A]], ptr [[B]], i32 0, i32 1
 220 // CHECK-NEXT: store double 1.100000e+01, ptr [[J2]], align 8
 221 // CHECK-NEXT: [[C:%.*]] = getelementptr inbounds nuw [[STRUCT_D]], ptr [[D]], i32 0, i32 3
 222 // CHECK-NEXT: [[I3:%.*]] = getelementptr inbounds nuw [[STRUCT_A]], ptr [[C]], i32 0, i32 0
 223 // CHECK-NEXT: store i8 111, ptr [[I3]], align 8
 224 // CHECK-NEXT: [[J4:%.*]] = getelementptr inbounds nuw [[STRUCT_A]], ptr [[C]], i32 0, i32 1
 225 // CHECK-NEXT: store double 1.110000e+02, ptr [[J4]], align 8
 226 // CHECK-NEXT: ret void
 227 void foo7() {
 228   D d(A(1, 1), A(11, 11), A(111, 111));
 229 }
 230
 231 // CHECK: dso_local void @{{.*foo8.*}}(ptr dead_on_unwind noalias writable sret([[STRUCT_D]]) align 8 [[AGG_RESULT:%.*]])
 232 // CHECK-NEXT: entry:
 233 // CHECK-NEXT: call void @llvm.memcpy.p0.p0.i64(ptr align 8 [[AGG_RESULT]], ptr align 8 [[D1]], i64 56, i1 false)
 234 // CHECK-NEXT: ret void
 235 D foo8() {
 236   return d1;
 237 }
 238
 239 // CHECK: define dso_local void @{{.*foo9.*}}
 240 // CHECK-NEXT: entry:
 241 // CHECK-NEXT: [[D:%.*]] = alloca [[STRUCT_D:%.*]], align 8
 242 // CHECK-NEXT: [[A:%.*]] = getelementptr inbounds nuw [[STRUCT_D]], ptr [[D]], i32 0, i32 0
 243 // CHECK-NEXT: [[I]] = getelementptr inbounds nuw [[STRUCT_A:%.*]], ptr [[A]], i32 0, i32 0
 244 // CHECK-NEXT: store i8 1, ptr [[I]], align 8
 245 // CHECK-NEXT: [[J:%.*]] = getelementptr inbounds nuw [[STRUCT_A]], ptr [[A]], i32 0, i32 1
 246 // CHECK-NEXT: store double 1.000000e+00, ptr [[J]], align 8
 247 // CHECK-NEXT: [[B:%.*]] = getelementptr inbounds nuw [[STRUCT_D]], ptr [[D]], i32 0, i32 1
 248 // CHECK-NEXT: [[I1:%.*]] = getelementptr inbounds nuw [[STRUCT_A]], ptr [[B]], i32 0, i32 0
 249 // CHECK-NEXT: store i8 2, ptr [[I1]], align 8
 250 // CHECK-NEXT: [[J2:%.*]] = getelementptr inbounds nuw [[STRUCT_A]], ptr [[B]], i32 0, i32 1
 251 // CHECK-NEXT: store double 2.000000e+00, ptr [[J2]], align 8
 252 // CHECK-NEXT: [[C:%.*]] = getelementptr inbounds nuw [[STRUCT_D]], ptr [[D]], i32 0, i32 3
 253 // CHECK-NEXT: call void @llvm.memset.p0.i64(ptr align 8 [[C]], i8 0, i64 16, i1 false)
 254 // CHECK-NEXT: ret void
 255 void foo9() {
 256   D d(A(1, 1));
 257 }
 258
 259 // CHECK: define dso_local noundef ptr @{{.*foo10.*}}()
 260 // CHECK-NEXT: entry:
 261 // CHECK-NEXT: ret ptr [[ARR1]]
 262 const int* foo10() {
 263   return arr1;
 264 }
 265
 266 // CHECK: define dso_local void @{{.*foo11.*}}
 267 // CHECK-NEXT: entry:
 268 // CHECK-NEXT: [[A_ADDR:%.*]] = alloca i32, align 4
 269 // CHECK-NEXT: [[B_ADDR:%.*]] = alloca i32, align 4
 270 // CHECK-NEXT: [[ARR_2:%.*]] = alloca [4 x i32], align 16
 271 // CHECK-NEXT: store i32 [[A:%.*]], ptr [[A_ADDR]], align 4
 272 // CHECK-NEXT: store i32 [[B:%.*]], ptr [[B_ADDR]], align 4
 273 // CHECK-NEXT: [[TMP_0:%.*]] = load i32, ptr [[A_ADDR]], align 4
 274 // CHECK-NEXT: store i32 [[TMP_0]], ptr [[ARR_2]], align 4
 275 // CHECK-NEXT: [[ARRINIT_ELEM:%.*]] = getelementptr inbounds i32, ptr [[ARR_2]], i64 1
 276 // CHECK-NEXT: [[TMP_1:%.*]] = load i32, ptr [[B_ADDR]], align 4
 277 // CHECK-NEXT: store i32 [[TMP_1]], ptr [[ARRINIT_ELEM]], align 4
 278 // CHECK-NEXT: [[ARRINIT_START:%.*]] = getelementptr inbounds i32, ptr [[ARR_2]], i64 2
 279 // CHECK-NEXT: [[ARRINIT_END:%.*]] = getelementptr inbounds i32, ptr [[ARR_2]], i64 4
 280 // CHECK-NEXT: br label [[ARRINIT_BODY:%.*]]
 281 // CHECK: [[ARRINIT_CUR:%.*]] = phi ptr [ [[ARRINIT_START]], %entry ], [ [[ARRINIT_NEXT:%.*]], [[ARRINIT_BODY]] ]
 282 // CHECK-NEXT: store i32 0, ptr [[ARRINIT_CUR]], align 4
 283 // CHECK-NEXT: [[ARRINIT_NEXT]] = getelementptr inbounds i32, ptr [[ARRINIT_CUR]], i64 1
 284 // CHECK-NEXT: [[ARRINIT_DONE:%.*]] = icmp eq ptr [[ARRINIT_NEXT]], [[ARRINIT_END:%.*]]
 285 // CHECK-NEXT: br i1 [[ARRINIT_DONE]], label [[ARRINIT_END1:%.*]], label [[ARRINIT_BODY]]
 286 // CHECK: ret void
 287 void foo11(int a, int b) {
 288   int arr2[4](a, b);
 289 }
 290
 291 // CHECK: define dso_local void @{{.*foo12.*}}
 292 // CHECK-NEXT: entry:
 293 // CHECK-NEXT: [[A_ADDR:%.*]] = alloca i32, align 4
 294 // CHECK-NEXT: [[B_ADDR:%.*]] = alloca i32, align 4
 295 // CHECK-NEXT: [[ARR_3:%.*]] = alloca [2 x i32], align 4
 296 // CHECK-NEXT: store i32 [[A:%.*]], ptr [[A_ADDR]], align 4
 297 // CHECK-NEXT: store i32 [[B:%.*]], ptr [[B_ADDR]], align 4
 298 // CHECK-NEXT: [[TMP_0:%.*]] = load i32, ptr [[A_ADDR]], align 4
 299 // CHECK-NEXT: store i32 [[TMP_0]], ptr [[ARR_3]], align 4
 300 // CHECK-NEXT: [[ARRINIT_ELEMENT:%.*]] = getelementptr inbounds i32, ptr [[ARR_3]], i64 1
 301 // CHECK-NEXT: [[TMP_1:%.*]] = load i32, ptr [[B_ADDR]], align 4
 302 // CHECK-NEXT: store i32 [[TMP_1]], ptr [[ARRINIT_ELEMENT]], align 4
 303 // CHECK-NEXT: ret void
 304 void foo12(int a, int b) {
 305   int arr3[](a, b);
 306 }
 307
 308 // CHECK: define dso_local { i8, double } @{{.*foo13.*}}
 309 // CHECK-NEXT: entry:
 310 // CHECK-NEXT: [[RETVAL:%.*]] = alloca [[STRUCT_A]], align 8
 311 // CHECK-NEXT: call void @llvm.memcpy.p0.p0.i64(ptr align 8 [[RETVAL]], ptr align 8 [[A2]], i64 16, i1 false)
 312 // CHECK-NEXT: [[TMP_0:%.*]] = load { i8, double }, ptr [[RETVAL]], align 8
 313 // CHECK-NEXT: ret { i8, double } [[TMP_0]]
 314 A foo13() {
 315   return a2;
 316 }
 317
 318 // CHECK: define dso_local noundef ptr @{{.*foo14.*}}()
 319 // CHECK-NEXT: entry:
 320 // CHECK-NEXT: ret ptr [[ARR4]]
 321 const int* foo14() {
 322   return arr4;
 323 }
 324
 325 // CHECK: define dso_local noundef ptr @{{.*foo15.*}}()
 326 // CHECK-NEXT: entry:
 327 // CHECK-NEXT: ret ptr [[ARR5]]
 328 const int* foo15() {
 329   return arr5;
 330 }
 331
 332 // CHECK: define dso_local void @{{.*foo16.*}}
 333 // CHECK-NEXT: entry:
 334 // CHECK-NEXT: [[ARR_6:%.*arr6.*]] = alloca ptr, align 8
 335 // CHECK-NEXT: [[REF_TMP:%.*]] = alloca [1 x i32], align 4
 336 // CHECK-NEXT: store i32 3, ptr [[REF_TMP]], align 4
 337 // CHECK-NEXT: store ptr [[REF_TMP]], ptr [[ARR_6]], align 8
 338 // CHECK-NEXT: ret void
 339 void foo16() {
 340   int (&&arr6)[] = static_cast<int[]>(3);
 341 }
 342
 343 // CHECK: define dso_local void @{{.*foo17.*}}
 344 // CHECK-NEXT: entry:
 345 // CHECK-NEXT: [[ARR_7:%.*arr7.*]] = alloca ptr, align 8
 346 // CHECK-NEXT: [[REF_TMP:%.*]] = alloca [2 x i32], align 4
 347 // CHECK-NEXT: store i32 4, ptr [[REF_TMP]], align 4
 348 // CHECK-NEXT: [[ARRINIT_START:%.*]] = getelementptr inbounds i32, ptr [[REF_TMP]], i64 1
 349 // CHECK-NEXT: [[ARRINIT_END:%.*]] = getelementptr inbounds i32, ptr [[REF_TMP]], i64 2
 350 // CHECK-NEXT: br label [[ARRINIT_BODY]]
 351 // CHECK: [[ARRINIT_CUR:%.*]] = phi ptr [ [[ARRINIT_START]], %entry ], [ [[ARRINIT_NEXT:%.*]], [[ARRINIT_BODY]] ]
 352 // CHECK-NEXT: store i32 0, ptr [[ARRINIT_CUR]], align 4
 353 // CHECK-NEXT: [[ARRINIT_NEXT]] = getelementptr inbounds i32, ptr [[ARRINIT_CUR]], i64 1
 354 // CHECK-NEXT: [[ARRINIT_DONE:%.*]] = icmp eq ptr [[ARRINIT_NEXT]], [[ARRINIT_END:%.*]]
 355 // CHECK-NEXT: br i1 [[ARRINIT_DONE]], label [[ARRINIT_END1:%.*]], label [[ARRINIT_BODY]]
 356 // CHECK: store ptr [[REF_TMP]], ptr [[ARR_7]], align 8
 357 // CHECK: ret void
 358 void foo17() {
 359   int (&&arr7)[2] = static_cast<int[2]>(4);
 360 }
 361
 362 // CHECK: define dso_local void @{{.*foo18.*}}
 363 // CHECK-NEXT: entry:
 364 // CHECK-NEXT: [[E:%.*e.*]] = alloca [[STRUCT_E]], align 8
 365 // CHECK-NEXT: [[A:%.*a.*]] = getelementptr inbounds nuw [[STRUCT_E]], ptr [[E]], i32 0, i32 0
 366 // CHECK-NEXT: store i32 1, ptr [[A]], align 8
 367 // CHECK-NEXT: [[FN:%.*fn.*]] = getelementptr inbounds nuw [[STRUCT_E]], ptr [[E]], i32 0, i32 1
 368 // CHECK-NEXT: store ptr [[STR]], ptr [[FN]], align 8
 369 // CHECK: ret void
 370 void foo18() {
 371   E e(1);
 372 }
 373
 374 // CHECK: define dso_local void @{{.*foo19.*}}
 375 // CHECK-NEXT: entry:
 376 // CHECK-NEXT: [[G:%.*g.*]] = alloca [[STRUCT_G]], align 4
 377 // CHECK-NEXT: [[A:%.*a.*]] = getelementptr inbounds nuw [[STRUCT_G]], ptr [[G]], i32 0, i32 0
 378 // CHECK-NEXT: store i32 2, ptr [[A]], align 4
 379 // CHECK-NEXT: [[F:%.*]] = getelementptr inbounds i8, ptr [[G]], i64 4
 380 // CHECk-NEXT: call void @{{.*F.*}}(ptr noundef nonnull align 1 dereferenceable(1)) [[F]], ie32 noundef 1)
 381 // CHECK: ret void
 382 void foo19() {
 383   G g(2);
 384 }
 385
 386 namespace gh61145 {
 387   // a.k.a. void make1<0>()
 388   // CHECK: define {{.*}} void @_ZN7gh611455make1ILi0EEEvv
 389   // CHECK-NEXT: entry:
 390   // CHECK-NEXT: [[V:%.*v.*]] = alloca [[STRUCT_VEC]], align 1
 391   // CHECK-NEXT: [[AGG_TMP_ENSURED:%.*agg.tmp.ensured.*]] = alloca [[STRUCT_S1]], align 1
 392   // a.k.a. Vec::Vec()
 393   // CHECK-NEXT: call void @_ZN7gh611453VecC1Ev(ptr noundef nonnull align 1 dereferenceable(1) [[V]])
 394   // a.k.a. Vec::Vec(Vec&&)
 395   // CHECK-NEXT: call void @_ZN7gh611453VecC1EOS0_(ptr noundef nonnull align 1 dereferenceable(1) [[AGG_TMP_ENSURED]], ptr noundef nonnull align 1 dereferenceable(1) [[V]])
 396   // a.k.a. S1::~S1()
 397   // CHECK-NEXT: call void @_ZN7gh611452S1D1Ev(ptr noundef nonnull align 1 dereferenceable(1) [[AGG_TMP_ENSURED]])
 398   // a.k.a.Vec::~Vec()
 399   // CHECK-NEXT: call void @_ZN7gh611453VecD1Ev(ptr noundef nonnull align 1 dereferenceable(1) [[V]])
 400   // CHECK-NEXT: ret void
 401   template <int I>
 402   void make1() {
 403     Vec v;
 404     S1((Vec&&) v);
 405   }
 406
 407   // a.k.a. void make1<0>()
 408   // CHECK: define {{.*}} void @_ZN7gh611455make2ILi0EEEvv
 409   // CHECK-NEXT: entry:
 410   // CHECK-NEXT: [[V:%.*v.*]] = alloca [[STRUCT_VEC]], align 1
 411   // CHECK-NEXT: [[AGG_TMP_ENSURED:%.*agg.tmp.ensured.*]] = alloca [[STRUCT_S2]], align 1
 412   // a.k.a. Vec::Vec()
 413   // CHECK-NEXT: call void @_ZN7gh611453VecC1Ev(ptr noundef nonnull align 1 dereferenceable(1) [[V]])
 414   // a.k.a. Vec::Vec(Vec&&)
 415   // CHECK-NEXT: call void @_ZN7gh611453VecC1EOS0_(ptr noundef nonnull align 1 dereferenceable(1) [[AGG_TMP_ENSURED]], ptr noundef nonnull align 1 dereferenceable(1) [[V]])
 416   // CHECK-NEXT: [[C:%.*c.*]] = getelementptr inbounds nuw [[STRUCT_S2]], ptr [[AGG_TMP_ENSURED]], i32 0, i32
 417   // CHECK-NEXT: store i8 0, ptr [[C]], align 1
 418   // a.k.a. S2::~S2()
 419   // CHECK-NEXT: call void @_ZN7gh611452S2D1Ev(ptr noundef nonnull align 1 dereferenceable(2) [[AGG_TMP_ENSURED]])
 420   // a.k.a. Vec::~Vec()
 421   // CHECK-NEXT: call void @_ZN7gh611453VecD1Ev(ptr noundef nonnull align 1 dereferenceable(1) [[V]])
 422   // CHECK-NEXT: ret void
 423   template <int I>
 424   void make2() {
 425     Vec v;
 426     S2((Vec&&) v, 0);
 427   }
 428
 429   void foo() {
 430     make1<0>();
 431     make2<0>();
 432   }
 433 }
 434
 435 namespace gh62266 {
 436   // CHECK: define {{.*}} void {{.*foo20.*}}
 437   // CHECK-NEXT: entry:
 438   // CHECK-NEXT: [[H:%.*h.*]] = alloca [[STRUCT_H]], align 4
 439   // CHECK-NEXT: [[I:%.*i.*]] = getelementptr inbounds nuw [[STRUCT_H]], ptr [[H]], i32 0, i32 0
 440   // CHECK-NEXT: store i32 1, ptr [[I]], align 4
 441   // CHECK-NEXT: [[J:%.*j.*]] = getelementptr inbounds nuw [[STRUCT_H]], ptr [[H]], i32 0, i32 1
 442   // CHECK-NEXT: store i32 2, ptr [[J]], align 4
 443   // CHECK-NEXT: ret void
 444   void foo20() {
 445     H<2> h(1);
 446   }
 447 }
 448
 449 namespace gh61567 {
 450   int foo20();
 451
 452   // CHECK: define {{.*}} void @{{.*foo21.*}} {
 453   // CHECK-NEXT: entry
 454   // CHECK-NEXT: [[AGG_TMP_ENSURED:%.*]] = alloca [[STRUCT_I]], align 8
 455   // CHECK-NEXT: [[REF_TMP:%.*]] = alloca i32, align 4
 456   // CHECK-NEXT: [[A:%.*a.*]] = getelementptr inbounds nuw [[STRUCT_I]], ptr [[AGG_TMP_ENSURED]], i32 0, i32 0
 457   // CHECK-NEXT: store i32 0, ptr [[A]], align 8
 458   // CHECK-NEXT: [[R:%.*r.*]] = getelementptr inbounds nuw [[STRUCT_I]], ptr [[AGG_TMP_ENSURED]], i32 0, i32 1
 459   // CHECK-NEXT: store i32 1, ptr [[REF_TMP]], align 4
 460   // CHECK-NEXT: store ptr [[REF_TMP]], ptr [[R]], align 8
 461   // CHECK-NEXT: ret void
 462   void foo21() {
 463     I(0, 1);
 464   }
 465
 466   // CHECK: define {{.*}} void @{{.*foo22.*}} {
 467   // CHECK-NEXT: entry
 468   // CHECK-NEXT: [[AGG_TMP_ENSURED:%.*]] = alloca [[STRUCT_I]], align 8
 469   // CHECK-NEXT: [[REF_TMP:%.*]] = alloca i32, align 4
 470   // CHECK-NEXT: [[A:%.*a.*]] = getelementptr inbounds nuw [[STRUCT_I]], ptr [[AGG_TMP_ENSURED]], i32 0, i32 0
 471   // CHECK-NEXT: store i32 0, ptr [[A]], align 8
 472   // CHECK-NEXT: [[R:%.*r.*]] = getelementptr inbounds nuw [[STRUCT_I]], ptr [[AGG_TMP_ENSURED]], i32 0, i32 1
 473   // CHECK-NEXT: [[CALL:%.*call*]] = call noundef i32 @{{.*foo20.*}}
 474   // CHECK-NEXT: store i32 [[CALL]], ptr [[REF_TMP]], align 4
 475   // CHECK-NEXT: store ptr [[REF_TMP]], ptr [[R]], align 8
 476   // CHECK-NEXT: ret void
 477   void foo22() {
 478     I(0, foo20());
 479   }
 480
 481   // CHECK: define {{.*}} void @{{.*foo23.*}}(i32 noundef [[I:%.*i.*]])
 482   // CHECK-NEXT: entry
 483   // CHECK-NEXT: [[I_ADDR:%.*i.*]] = alloca i32, align 4
 484   // CHECK-NEXT: [[AGG_TMP_ENSURED:%.*]] = alloca [[STRUCT_I]], align 8
 485   // CHECK-NEXT: store i32 [[I]], ptr [[I_ADDR]], align 4
 486   // CHECK-NEXT: [[A:%.*a.*]] = getelementptr inbounds nuw [[STRUCT_I]], ptr [[AGG_TMP_ENSURED]], i32 0, i32 0
 487   // CHECK-NEXT: store i32 0, ptr [[A]], align 8
 488   // CHECK-NEXT: [[R:%.*r.*]] = getelementptr inbounds nuw [[STRUCT_I]], ptr [[AGG_TMP_ENSURED]], i32 0, i32 1
 489   // CHECK-NEXT: store ptr [[I_ADDR]], ptr [[R]], align 8
 490   // CHECK-NEXT: ret void
 491   void foo23(int i) {
 492     I(0, static_cast<int&&>(i));
 493   }
 494
 495   // CHECK: define {{.*}} void @{{.*foo24.*}} {
 496   // CHECK-NEXT: entry
 497   // CHECK-NEXT: [[AGG_TMP_ENSURED:%.*]] = alloca [[STRUCT_I]], align 8
 498   // CHECK-NEXT: [[REF_TMP:%.*]] = alloca i32, align 4
 499   // CHECK-NEXT: [[A:%.*a.*]] = getelementptr inbounds nuw [[STRUCT_I]], ptr [[AGG_TMP_ENSURED]], i32 0, i32 0
 500   // CHECK-NEXT: store i32 0, ptr [[A]], align 8
 501   // CHECK-NEXT: [[R:%.*r.*]] = getelementptr inbounds nuw [[STRUCT_I]], ptr [[AGG_TMP_ENSURED]], i32 0, i32 1
 502   // CHECK-NEXT: store i32 2, ptr [[REF_TMP]], align 4
 503   // CHECK-NEXT: store ptr [[REF_TMP]], ptr [[R]], align 8
 504   // CHECK-NEXT: ret void
 505   void foo24() {
 506     I(0);
 507   }
 508 }
 509
 510 namespace gh68198 {
 511   // CHECK: define {{.*}} void @{{.*foo25.*}} {
 512   // CHECK-NEXT: entry
 513   // CHECK-NEXT: [[ARR_8:%.*arr8.*]] = alloca ptr, align 8
 514   // CHECK-NEXT: [[CALL_PTR:%.*]] = call noalias noundef nonnull ptr @_Znam(i64 noundef 8)
 515   // CHECK-NEXT: store i32 1, ptr [[CALL_PTR]], align 4
 516   // CHECK-NEXT: [[ARRAY_EXP_NEXT:%.*]] = getelementptr inbounds i32, ptr [[CALL_PTR]], i64 1
 517   // CHECK-NEXT: store i32 2, ptr [[ARRAY_EXP_NEXT]], align 4
 518   // CHECK-NEXT: [[ARRAY_EXP_NEXT1:%.*]] = getelementptr inbounds i32, ptr [[ARRAY_EXP_NEXT]], i64 1
 519   // CHECK-NEXT: store ptr [[CALL_PTR]], ptr %arr8, align 8
 520   // CHECK-NEXT: ret void
 521   void foo25() {
 522     int* arr8 = new int[](1, 2);
 523   }
 524
 525   // CHECK: define {{.*}} void @{{.*foo26.*}} {
 526   // CHECK-NEXT: entry
 527   // CHECK-NEXT: [[ARR_10:%.*arr9.*]] = alloca ptr, align 8
 528   // CHECK-NEXT: [[CALL_PTR]] = call noalias noundef nonnull ptr @_Znam(i64 noundef 16)
 529   // CHECK-NEXT: store i32 1, ptr [[CALL]], align 4
 530   // CHECK-NEXT: [[ARRAYINIT_ELEMENT:%.*]] = getelementptr inbounds i32, ptr [[CALL]], i64 1
 531   // CHECK-NEXT: store i32 2, ptr [[ARRAYINIT_ELEMENT]], align 4
 532   // CHECK-NEXT: [[ARRAY_EXP_NEXT:%.*]] = getelementptr inbounds [2 x i32], ptr %call, i64 1
 533   // CHECK-NEXT: store i32 3, ptr [[ARRAY_EXP_NEXT]], align 4
 534   // CHECK-NEXT: [[ARRAYINIT_ELEMENT2:%.*]] = getelementptr inbounds i32, ptr [[ARRAY_EXP_NEXT]], i64 1
 535   // CHECK-NEXT: store i32 4, ptr [[ARRAYINIT_ELEMENT2]], align 4
 536   // CHECK-NEXT: [[ARRAY_EXP_NEXT3:%.*]] = getelementptr inbounds [2 x i32], ptr [[ARRAY_EXP_NEXT]], i64 1
 537   // CHECK-NEXT: store ptr [[CALL_PTR]], ptr [[ARR_10]], align 8
 538   // CHECK-NEXT: ret void
 539   void foo26() {
 540     void* arr9 = new int[][2]({1, 2}, {3, 4});
 541   }
 542
 543   // CHECK: define {{.*}} void @{{.*foo27.*}} {
 544   // CHECK-NEXT: entry
 545   // CHECK-NEXT: [[ARR_10:%.*arr10.*]] = alloca ptr, align 8
 546   // CHECK-NEXT: [[CALL_PTR]] = call noalias noundef nonnull ptr @_Znam(i64 noundef 32)
 547   // CHECK-NEXT: store i32 5, ptr [[CALL]], align 4
 548   // CHECK-NEXT: [[ARRAYINIT_ELEMENT:%.*]] = getelementptr inbounds i32, ptr [[CALL]], i64 1
 549   // CHECK-NEXT: store i32 6, ptr [[ARRAYINIT_ELEMENT]], align 4
 550   // CHECK-NEXT: [[ARRAY_EXP_NEXT:%.*]] = getelementptr inbounds [2 x i32], ptr %call, i64 1
 551   // CHECK-NEXT: store i32 7, ptr [[ARRAY_EXP_NEXT]], align 4
 552   // CHECK-NEXT: [[ARRAYINIT_ELEMENT2:%.*]] = getelementptr inbounds i32, ptr [[ARRAY_EXP_NEXT]], i64 1
 553   // CHECK-NEXT: store i32 8, ptr [[ARRAYINIT_ELEMENT2]], align 4
 554   // CHECK-NEXT: [[ARRAY_EXP_NEXT3:%.*]] = getelementptr inbounds [2 x i32], ptr [[ARRAY_EXP_NEXT]], i64 1
 555   // CHECK-NEXT: call void @llvm.memset.p0.i64(ptr align 4 [[ARRAY_EXP_NEXT3]], i8 0, i64 16, i1 false)
 556   // CHECK-NEXT: store ptr [[CALL_PTR]], ptr [[ARR_10]], align 8
 557   // CHECK-NEXT: ret void
 558   void foo27() {
 559     void* arr10 = new int[4][2]({5, 6}, {7, 8});
 560   }
 561 }