1 ; RUN: llc < %s | FileCheck %s --check-prefix=ASM
2 ; RUN: llc < %s -filetype=obj | llvm-readobj --codeview - | FileCheck %s --check-prefix=OBJ
4 ; Compile with -O1 as C
6 ; struct IntPair { int x, y; };
7 ; struct PadRight { long a; int b; };
8 ; struct PadLeft { int a; long b; };
9 ; struct Nested { struct PadLeft a[2]; };
11 ; extern int g(int r);
16 ; struct IntPair o = {0, 0};
17 ; for (i = 0; i < n; i++) {
24 ; int pad_right(struct PadRight o) {
28 ; int pad_left(struct PadLeft o) {
32 ; int nested(struct Nested o) {
33 ; struct PadLeft p = o.a[1];
37 ; ASM-LABEL: loop_csr: # @loop_csr
38 ; ASM: #DEBUG_VALUE: loop_csr:o <- [DW_OP_LLVM_fragment 0 32] 0
39 ; ASM: #DEBUG_VALUE: loop_csr:o <- [DW_OP_LLVM_fragment 32 32] 0
40 ; ASM: # %bb.2: # %for.body.preheader
41 ; ASM: xorl %edi, %edi
42 ; ASM: xorl %esi, %esi
43 ; ASM: [[oy_ox_start:\.Ltmp[0-9]+]]:
44 ; ASM: .p2align 4, 0x90
45 ; ASM: .LBB0_3: # %for.body
46 ; ASM: #DEBUG_VALUE: loop_csr:o <- [DW_OP_LLVM_fragment 0 32] $edi
47 ; ASM: #DEBUG_VALUE: loop_csr:o <- [DW_OP_LLVM_fragment 32 32] $esi
48 ; ASM: .cv_loc 0 1 13 11 # t.c:13:11
49 ; ASM: movl %edi, %ecx
51 ; ASM: movl %eax, %edi
52 ; ASM: [[ox_start:\.Ltmp[0-9]+]]:
53 ; ASM: #DEBUG_VALUE: loop_csr:o <- [DW_OP_LLVM_fragment 0 32] $edi
54 ; ASM: .cv_loc 0 1 14 11 # t.c:14:11
55 ; ASM: movl %esi, %ecx
57 ; ASM: movl %eax, %esi
58 ; ASM: [[oy_start:\.Ltmp[0-9]+]]:
59 ; ASM: #DEBUG_VALUE: loop_csr:o <- [DW_OP_LLVM_fragment 32 32] $esi
60 ; ASM: cmpl n(%rip), %eax
62 ; ASM: [[loopskip_start:\.Ltmp[0-9]+]]:
63 ; ASM: #DEBUG_VALUE: loop_csr:o <- [DW_OP_LLVM_fragment 0 32] 0
64 ; ASM: xorl %esi, %esi
65 ; ASM: xorl %edi, %edi
66 ; ASM: [[oy_end:\.Ltmp[0-9]+]]:
67 ; ASM: addl %edi, %esi
68 ; ASM: movl %esi, %eax
70 ; XXX FIXME: the debug value line after loopskip_start should be repeated
71 ; because both fields of 'o' are zero flowing into this block. However, it
72 ; appears livedebugvalues doesn't account for fragments.
74 ; ASM-LABEL: pad_right: # @pad_right
75 ; ASM: movq %rcx, %rax
76 ; ASM: [[pad_right_tmp:\.Ltmp[0-9]+]]:
77 ; ASM: #DEBUG_VALUE: pad_right:o <- [DW_OP_LLVM_fragment 32 32] $eax
79 ; ASM: [[pad_right_end:\.Lfunc_end1]]:
82 ; ASM-LABEL: pad_left: # @pad_left
83 ; ASM: .cv_loc 2 1 24 3 # t.c:24:3
84 ; ASM: movq %rcx, %rax
85 ; ASM: [[pad_left_tmp:\.Ltmp[0-9]+]]:
86 ; ASM: #DEBUG_VALUE: pad_left:o <- [DW_OP_LLVM_fragment 0 32] $eax
88 ; ASM: [[pad_left_end:\.Lfunc_end2]]:
91 ; ASM-LABEL: nested: # @nested
92 ; ASM: #DEBUG_VALUE: nested:o <- [DW_OP_deref] [$rcx+0]
93 ; ASM: movl 12(%rcx), %eax
94 ; ASM: [[p_start:\.Ltmp[0-9]+]]:
95 ; ASM: #DEBUG_VALUE: nested:p <- [DW_OP_LLVM_fragment 32 32] $eax
98 ; ASM-LABEL: bitpiece_spill: # @bitpiece_spill
99 ; ASM: #DEBUG_VALUE: bitpiece_spill:o <- [DW_OP_LLVM_fragment 0 32] 0
100 ; ASM: xorl %ecx, %ecx
102 ; ASM: movl %eax, [[offset_o_x:[0-9]+]](%rsp) # 4-byte Spill
103 ; ASM: [[spill_o_x_start:\.Ltmp[0-9]+]]:
104 ; ASM: #DEBUG_VALUE: bitpiece_spill:o <- [DW_OP_plus_uconst [[offset_o_x]], DW_OP_LLVM_fragment 32 32] [$rsp+0]
107 ; ASM: movl [[offset_o_x]](%rsp), %eax # 4-byte Reload
109 ; ASM-NEXT: [[spill_o_x_end:\.Ltmp[0-9]+]]:
110 ; ASM-NEXT: .Lfunc_end4:
113 ; ASM-LABEL: .short 4423 # Record kind: S_GPROC32_ID
114 ; ASM: .asciz "loop_csr" # Function name
115 ; ASM: .short 4414 # Record kind: S_LOCAL
117 ; ASM: .cv_def_range [[oy_ox_start]] [[ox_start]], subfield_reg, 24, 0
118 ; ASM: .cv_def_range [[oy_ox_start]] [[oy_start]], subfield_reg, 23, 4
119 ; ASM: .cv_def_range [[ox_start]] [[loopskip_start]], subfield_reg, 24, 0
120 ; ASM: .cv_def_range [[oy_start]] [[loopskip_start]], subfield_reg, 23, 4
123 ; OBJ-LABEL: GlobalProcIdSym {
124 ; OBJ: Kind: S_GPROC32_ID (0x1147)
125 ; OBJ: DisplayName: loop_csr
130 ; OBJ: DefRangeSubfieldRegisterSym {
131 ; OBJ: Register: EDI (0x18)
132 ; OBJ: MayHaveNoName: 0
133 ; OBJ: OffsetInParent: 0
134 ; OBJ: LocalVariableAddrRange {
137 ; OBJ: DefRangeSubfieldRegisterSym {
138 ; OBJ: Register: ESI (0x17)
139 ; OBJ: MayHaveNoName: 0
140 ; OBJ: OffsetInParent: 4
141 ; OBJ: LocalVariableAddrRange {
147 ; ASM-LABEL: .short 4423 # Record kind: S_GPROC32_ID
148 ; ASM: .asciz "pad_right" # Function name
149 ; ASM: .short 4414 # Record kind: S_LOCAL
151 ; ASM: .cv_def_range [[pad_right_tmp]] [[pad_right_end]], subfield_reg, 17, 4
153 ; OBJ-LABEL: GlobalProcIdSym {
154 ; OBJ: Kind: S_GPROC32_ID (0x1147)
155 ; OBJ: DisplayName: pad_right
160 ; OBJ: DefRangeSubfieldRegisterSym {
161 ; OBJ: Register: EAX (0x11)
162 ; OBJ: MayHaveNoName: 0
163 ; OBJ: OffsetInParent: 4
164 ; OBJ: LocalVariableAddrRange {
170 ; ASM-LABEL: .short 4423 # Record kind: S_GPROC32_ID
171 ; ASM: .asciz "pad_left" # Function name
172 ; ASM: .short 4414 # Record kind: S_LOCAL
174 ; ASM: .cv_def_range [[pad_left_tmp]] [[pad_left_end]], subfield_reg, 17, 0
176 ; OBJ-LABEL: GlobalProcIdSym {
177 ; OBJ: Kind: S_GPROC32_ID (0x1147)
178 ; OBJ: DisplayName: pad_left
183 ; OBJ: DefRangeSubfieldRegisterSym {
184 ; OBJ: Register: EAX (0x11)
185 ; OBJ: MayHaveNoName: 0
186 ; OBJ: OffsetInParent: 0
187 ; OBJ: LocalVariableAddrRange {
193 ; ASM-LABEL: .short 4423 # Record kind: S_GPROC32_ID
194 ; ASM: .asciz "nested" # Function name
195 ; ASM: .short 4414 # Record kind: S_LOCAL
197 ; ASM: .cv_def_range .Lfunc_begin3 .Lfunc_end3, reg_rel, 330, 0, 0
198 ; ASM: .short 4414 # Record kind: S_LOCAL
200 ; ASM: .cv_def_range [[p_start]] .Lfunc_end3, subfield_reg, 17, 4
202 ; OBJ-LABEL: GlobalProcIdSym {
203 ; OBJ: Kind: S_GPROC32_ID (0x1147)
204 ; OBJ: DisplayName: nested
210 ; OBJ: DefRangeRegisterRelSym {
211 ; OBJ: BaseRegister: RCX (0x14A)
212 ; OBJ: HasSpilledUDTMember: No
213 ; OBJ: OffsetInParent: 0
214 ; OBJ: BasePointerOffset: 0
215 ; OBJ: LocalVariableAddrRange {
221 ; OBJ: DefRangeSubfieldRegisterSym {
222 ; OBJ: Register: EAX (0x11)
223 ; OBJ: MayHaveNoName: 0
224 ; OBJ: OffsetInParent: 4
225 ; OBJ: LocalVariableAddrRange {
232 ; ASM-LABEL: .short 4423 # Record kind: S_GPROC32_ID
233 ; ASM: .asciz "bitpiece_spill" # Function name
234 ; ASM: .short 4414 # Record kind: S_LOCAL
236 ; ASM: .cv_def_range [[spill_o_x_start]] .Lfunc_end4, reg_rel, 335, 65, 36
238 ; OBJ-LABEL: GlobalProcIdSym {
239 ; OBJ: Kind: S_GPROC32_ID (0x1147)
240 ; OBJ: DisplayName: bitpiece_spill
245 ; OBJ: DefRangeRegisterRelSym {
246 ; OBJ: BaseRegister: RSP (0x14F)
247 ; OBJ: HasSpilledUDTMember: Yes
248 ; OBJ: OffsetInParent: 4
249 ; OBJ: BasePointerOffset: 36
250 ; OBJ: LocalVariableAddrRange {
259 source_filename = "t.c"
260 target datalayout = "e-m:w-i64:64-f80:128-n8:16:32:64-S128"
261 target triple = "x86_64-pc-windows-msvc19.0.24210"
263 %struct.IntPair = type { i32, i32 }
264 %struct.PadRight = type { i32, i32 }
265 %struct.PadLeft = type { i32, i32 }
266 %struct.Nested = type { [2 x %struct.PadLeft] }
268 @i = external local_unnamed_addr global i32, align 4
269 @n = external local_unnamed_addr global i32, align 4
271 ; Function Attrs: nounwind uwtable
272 define i32 @loop_csr() local_unnamed_addr #0 !dbg !7 {
274 tail call void @llvm.dbg.declare(metadata %struct.IntPair* undef, metadata !12, metadata !17), !dbg !18
275 tail call void @llvm.dbg.value(metadata i32 0, metadata !12, metadata !19), !dbg !18
276 tail call void @llvm.dbg.value(metadata i32 0, metadata !12, metadata !20), !dbg !18
277 tail call void @llvm.dbg.value(metadata i32 0, metadata !12, metadata !19), !dbg !18
278 tail call void @llvm.dbg.value(metadata i32 0, metadata !12, metadata !20), !dbg !18
279 store i32 0, i32* @i, align 4, !dbg !21, !tbaa !24
280 %0 = load i32, i32* @n, align 4, !dbg !28, !tbaa !24
281 %cmp9 = icmp sgt i32 %0, 0, !dbg !29
282 br i1 %cmp9, label %for.body, label %for.end, !dbg !30
284 for.body: ; preds = %entry, %for.body
285 %o.sroa.0.011 = phi i32 [ %call, %for.body ], [ 0, %entry ]
286 %o.sroa.5.010 = phi i32 [ %call2, %for.body ], [ 0, %entry ]
287 tail call void @llvm.dbg.value(metadata i32 %o.sroa.0.011, metadata !12, metadata !19), !dbg !18
288 tail call void @llvm.dbg.value(metadata i32 %o.sroa.5.010, metadata !12, metadata !20), !dbg !18
289 %call = tail call i32 @g(i32 %o.sroa.0.011) #5, !dbg !31
290 tail call void @llvm.dbg.value(metadata i32 %call, metadata !12, metadata !19), !dbg !18
291 %call2 = tail call i32 @g(i32 %o.sroa.5.010) #5, !dbg !33
292 tail call void @llvm.dbg.value(metadata i32 %call2, metadata !12, metadata !20), !dbg !18
293 %1 = load i32, i32* @i, align 4, !dbg !21, !tbaa !24
294 %inc = add nsw i32 %1, 1, !dbg !21
295 store i32 %inc, i32* @i, align 4, !dbg !21, !tbaa !24
296 %2 = load i32, i32* @n, align 4, !dbg !28, !tbaa !24
297 %cmp = icmp slt i32 %inc, %2, !dbg !29
298 br i1 %cmp, label %for.body, label %for.end, !dbg !30, !llvm.loop !34
300 for.end: ; preds = %for.body, %entry
301 %o.sroa.5.0.lcssa = phi i32 [ 0, %entry ], [ %call2, %for.body ]
302 %o.sroa.0.0.lcssa = phi i32 [ 0, %entry ], [ %call, %for.body ]
303 %add = add nsw i32 %o.sroa.0.0.lcssa, %o.sroa.5.0.lcssa, !dbg !36
304 ret i32 %add, !dbg !37
307 ; Function Attrs: nounwind readnone
308 declare void @llvm.dbg.declare(metadata, metadata, metadata) #1
310 declare i32 @g(i32) local_unnamed_addr #2
312 ; Function Attrs: nounwind readnone uwtable
313 define i32 @pad_right(i64 %o.coerce) local_unnamed_addr #3 !dbg !38 {
315 %o.sroa.1.0.extract.shift = lshr i64 %o.coerce, 32
316 %o.sroa.1.0.extract.trunc = trunc i64 %o.sroa.1.0.extract.shift to i32
317 tail call void @llvm.dbg.value(metadata i32 %o.sroa.1.0.extract.trunc, metadata !47, metadata !20), !dbg !48
318 tail call void @llvm.dbg.declare(metadata %struct.PadRight* undef, metadata !47, metadata !17), !dbg !48
319 ret i32 %o.sroa.1.0.extract.trunc, !dbg !49
322 ; Function Attrs: nounwind readnone uwtable
323 define i32 @pad_left(i64 %o.coerce) local_unnamed_addr #3 !dbg !50 {
325 %o.sroa.0.0.extract.trunc = trunc i64 %o.coerce to i32
326 tail call void @llvm.dbg.value(metadata i32 %o.sroa.0.0.extract.trunc, metadata !58, metadata !19), !dbg !59
327 tail call void @llvm.dbg.declare(metadata %struct.PadLeft* undef, metadata !58, metadata !17), !dbg !59
328 ret i32 %o.sroa.0.0.extract.trunc, !dbg !60
331 ; Function Attrs: nounwind readonly uwtable
332 define i32 @nested(%struct.Nested* nocapture readonly %o) local_unnamed_addr #4 !dbg !61 {
334 tail call void @llvm.dbg.declare(metadata %struct.Nested* %o, metadata !71, metadata !73), !dbg !74
335 tail call void @llvm.dbg.declare(metadata %struct.PadLeft* undef, metadata !72, metadata !17), !dbg !75
336 %p.sroa.3.0..sroa_idx2 = getelementptr inbounds %struct.Nested, %struct.Nested* %o, i64 0, i32 0, i64 1, i32 1, !dbg !76
337 %p.sroa.3.0.copyload = load i32, i32* %p.sroa.3.0..sroa_idx2, align 4, !dbg !76
338 tail call void @llvm.dbg.value(metadata i32 %p.sroa.3.0.copyload, metadata !72, metadata !20), !dbg !75
339 ret i32 %p.sroa.3.0.copyload, !dbg !77
342 ; Function Attrs: nounwind uwtable
343 define i32 @bitpiece_spill() local_unnamed_addr #0 !dbg !78 {
345 tail call void @llvm.dbg.declare(metadata %struct.IntPair* undef, metadata !80, metadata !17), !dbg !81
346 tail call void @llvm.dbg.value(metadata i32 0, metadata !80, metadata !19), !dbg !81
347 %call = tail call i32 @g(i32 0) #5, !dbg !82
348 tail call void @llvm.dbg.value(metadata i32 %call, metadata !80, metadata !20), !dbg !81
349 tail call void asm sideeffect "", "~{rax},~{rbx},~{rcx},~{rdx},~{rsi},~{rdi},~{rbp},~{r8},~{r9},~{r10},~{r11},~{r12},~{r13},~{r14},~{r15},~{dirflag},~{fpsr},~{flags}"() #5, !dbg !83, !srcloc !84
350 ret i32 %call, !dbg !85
353 ; Function Attrs: nounwind readnone
354 declare void @llvm.dbg.value(metadata, metadata, metadata) #1
356 attributes #0 = { nounwind uwtable "correctly-rounded-divide-sqrt-fp-math"="false" "disable-tail-calls"="false" "less-precise-fpmad"="false" "frame-pointer"="none" "no-infs-fp-math"="false" "no-jump-tables"="false" "no-nans-fp-math"="false" "no-signed-zeros-fp-math"="false" "no-trapping-math"="false" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+fxsr,+mmx,+sse,+sse2,+x87" "unsafe-fp-math"="false" "use-soft-float"="false" }
357 attributes #1 = { nounwind readnone }
358 attributes #2 = { "correctly-rounded-divide-sqrt-fp-math"="false" "disable-tail-calls"="false" "less-precise-fpmad"="false" "frame-pointer"="none" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "no-signed-zeros-fp-math"="false" "no-trapping-math"="false" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+fxsr,+mmx,+sse,+sse2,+x87" "unsafe-fp-math"="false" "use-soft-float"="false" }
359 attributes #3 = { nounwind readnone uwtable "correctly-rounded-divide-sqrt-fp-math"="false" "disable-tail-calls"="false" "less-precise-fpmad"="false" "frame-pointer"="none" "no-infs-fp-math"="false" "no-jump-tables"="false" "no-nans-fp-math"="false" "no-signed-zeros-fp-math"="false" "no-trapping-math"="false" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+fxsr,+mmx,+sse,+sse2,+x87" "unsafe-fp-math"="false" "use-soft-float"="false" }
360 attributes #4 = { nounwind readonly uwtable "correctly-rounded-divide-sqrt-fp-math"="false" "disable-tail-calls"="false" "less-precise-fpmad"="false" "frame-pointer"="none" "no-infs-fp-math"="false" "no-jump-tables"="false" "no-nans-fp-math"="false" "no-signed-zeros-fp-math"="false" "no-trapping-math"="false" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+fxsr,+mmx,+sse,+sse2,+x87" "unsafe-fp-math"="false" "use-soft-float"="false" }
361 attributes #5 = { nounwind }
364 !llvm.module.flags = !{!3, !4, !5}
367 !0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang version 4.0.0 (trunk 283332) (llvm/trunk 283355)", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !2)
368 !1 = !DIFile(filename: "t.c", directory: "C:\5Csrc\5Cllvm\5Cbuild")
370 !3 = !{i32 2, !"CodeView", i32 1}
371 !4 = !{i32 2, !"Debug Info Version", i32 3}
372 !5 = !{i32 1, !"PIC Level", i32 2}
373 !6 = !{!"clang version 4.0.0 (trunk 283332) (llvm/trunk 283355)"}
374 !7 = distinct !DISubprogram(name: "loop_csr", scope: !1, file: !1, line: 10, type: !8, isLocal: false, isDefinition: true, scopeLine: 10, isOptimized: true, unit: !0, retainedNodes: !11)
375 !8 = !DISubroutineType(types: !9)
377 !10 = !DIBasicType(name: "int", size: 32, align: 32, encoding: DW_ATE_signed)
379 !12 = !DILocalVariable(name: "o", scope: !7, file: !1, line: 11, type: !13)
380 !13 = distinct !DICompositeType(tag: DW_TAG_structure_type, name: "IntPair", file: !1, line: 1, size: 64, align: 32, elements: !14)
382 !15 = !DIDerivedType(tag: DW_TAG_member, name: "x", scope: !13, file: !1, line: 1, baseType: !10, size: 32, align: 32)
383 !16 = !DIDerivedType(tag: DW_TAG_member, name: "y", scope: !13, file: !1, line: 1, baseType: !10, size: 32, align: 32, offset: 32)
384 !17 = !DIExpression()
385 !18 = !DILocation(line: 11, column: 18, scope: !7)
386 !19 = !DIExpression(DW_OP_LLVM_fragment, 0, 32)
387 !20 = !DIExpression(DW_OP_LLVM_fragment, 32, 32)
388 !21 = !DILocation(line: 12, column: 23, scope: !22)
389 !22 = distinct !DILexicalBlock(scope: !23, file: !1, line: 12, column: 3)
390 !23 = distinct !DILexicalBlock(scope: !7, file: !1, line: 12, column: 3)
391 !24 = !{!25, !25, i64 0}
392 !25 = !{!"int", !26, i64 0}
393 !26 = !{!"omnipotent char", !27, i64 0}
394 !27 = !{!"Simple C/C++ TBAA"}
395 !28 = !DILocation(line: 12, column: 19, scope: !22)
396 !29 = !DILocation(line: 12, column: 17, scope: !22)
397 !30 = !DILocation(line: 12, column: 3, scope: !23)
398 !31 = !DILocation(line: 13, column: 11, scope: !32)
399 !32 = distinct !DILexicalBlock(scope: !22, file: !1, line: 12, column: 27)
400 !33 = !DILocation(line: 14, column: 11, scope: !32)
401 !34 = distinct !{!34, !35}
402 !35 = !DILocation(line: 12, column: 3, scope: !7)
403 !36 = !DILocation(line: 16, column: 14, scope: !7)
404 !37 = !DILocation(line: 16, column: 3, scope: !7)
405 !38 = distinct !DISubprogram(name: "pad_right", scope: !1, file: !1, line: 19, type: !39, isLocal: false, isDefinition: true, scopeLine: 19, flags: DIFlagPrototyped, isOptimized: true, unit: !0, retainedNodes: !46)
406 !39 = !DISubroutineType(types: !40)
408 !41 = distinct !DICompositeType(tag: DW_TAG_structure_type, name: "PadRight", file: !1, line: 2, size: 64, align: 32, elements: !42)
410 !43 = !DIDerivedType(tag: DW_TAG_member, name: "a", scope: !41, file: !1, line: 2, baseType: !44, size: 32, align: 32)
411 !44 = !DIBasicType(name: "long int", size: 32, align: 32, encoding: DW_ATE_signed)
412 !45 = !DIDerivedType(tag: DW_TAG_member, name: "b", scope: !41, file: !1, line: 2, baseType: !10, size: 32, align: 32, offset: 32)
414 !47 = !DILocalVariable(name: "o", arg: 1, scope: !38, file: !1, line: 19, type: !41)
415 !48 = !DILocation(line: 19, column: 31, scope: !38)
416 !49 = !DILocation(line: 20, column: 3, scope: !38)
417 !50 = distinct !DISubprogram(name: "pad_left", scope: !1, file: !1, line: 23, type: !51, isLocal: false, isDefinition: true, scopeLine: 23, flags: DIFlagPrototyped, isOptimized: true, unit: !0, retainedNodes: !57)
418 !51 = !DISubroutineType(types: !52)
420 !53 = distinct !DICompositeType(tag: DW_TAG_structure_type, name: "PadLeft", file: !1, line: 3, size: 64, align: 32, elements: !54)
422 !55 = !DIDerivedType(tag: DW_TAG_member, name: "a", scope: !53, file: !1, line: 3, baseType: !10, size: 32, align: 32)
423 !56 = !DIDerivedType(tag: DW_TAG_member, name: "b", scope: !53, file: !1, line: 3, baseType: !44, size: 32, align: 32, offset: 32)
425 !58 = !DILocalVariable(name: "o", arg: 1, scope: !50, file: !1, line: 23, type: !53)
426 !59 = !DILocation(line: 23, column: 29, scope: !50)
427 !60 = !DILocation(line: 24, column: 3, scope: !50)
428 !61 = distinct !DISubprogram(name: "nested", scope: !1, file: !1, line: 27, type: !62, isLocal: false, isDefinition: true, scopeLine: 27, flags: DIFlagPrototyped, isOptimized: true, unit: !0, retainedNodes: !70)
429 !62 = !DISubroutineType(types: !63)
431 !64 = distinct !DICompositeType(tag: DW_TAG_structure_type, name: "Nested", file: !1, line: 4, size: 128, align: 32, elements: !65)
433 !66 = !DIDerivedType(tag: DW_TAG_member, name: "a", scope: !64, file: !1, line: 4, baseType: !67, size: 128, align: 32)
434 !67 = !DICompositeType(tag: DW_TAG_array_type, baseType: !53, size: 128, align: 32, elements: !68)
436 !69 = !DISubrange(count: 2)
438 !71 = !DILocalVariable(name: "o", arg: 1, scope: !61, file: !1, line: 27, type: !64)
439 !72 = !DILocalVariable(name: "p", scope: !61, file: !1, line: 28, type: !53)
440 !73 = !DIExpression(DW_OP_deref)
441 !74 = !DILocation(line: 27, column: 26, scope: !61)
442 !75 = !DILocation(line: 28, column: 18, scope: !61)
443 !76 = !DILocation(line: 28, column: 22, scope: !61)
444 !77 = !DILocation(line: 29, column: 3, scope: !61)
445 !78 = distinct !DISubprogram(name: "bitpiece_spill", scope: !1, file: !1, line: 32, type: !8, isLocal: false, isDefinition: true, scopeLine: 32, isOptimized: true, unit: !0, retainedNodes: !79)
447 !80 = !DILocalVariable(name: "o", scope: !78, file: !1, line: 33, type: !13)
448 !81 = !DILocation(line: 33, column: 18, scope: !78)
449 !82 = !DILocation(line: 33, column: 26, scope: !78)
450 !83 = !DILocation(line: 35, column: 3, scope: !78)
452 !85 = !DILocation(line: 37, column: 3, scope: !78)