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1Consider this program:2 3$ cat a.c4void g(int x) {}5void f(int x);6int main(int argc) {7 if (argc) {8 int x = 42;9 f(x);10 } else {11 int y = 13;12 f(y);13 }14}15 16$ cat b.c17extern void g();18void f(int x) {19 if (x) {20 int y = x + 3;21 g(y);22 } else {23 int w = x + 4;24 g(w);25 }26}27 28This program is interesting because there are two TUs, and each TU has nested29scopes. Make sure we get the right parent and end offsets.30 31RUN: yaml2obj %S/Inputs/pdb-scopes-a.yaml -o %t-a.obj32RUN: yaml2obj %S/Inputs/pdb-scopes-b.yaml -o %t-b.obj33RUN: lld-link %t-a.obj %t-b.obj -debug -entry:main -nodefaultlib -out:%t.exe -pdb:%t.pdb34RUN: llvm-pdbutil dump -symbols %t.pdb | FileCheck %s35 36CHECK-LABEL: Mod 0000 | `{{.*}}pdb-scopes.test.tmp-a.obj`:37CHECK: 104 | S_GPROC32 [size = 44] `g`38CHECK: parent = 0, end = 196, addr = 0001:0000, code size = 539CHECK: debug start = 4, debug end = 4, flags = none40CHECK: 180 | S_REGREL32 [size = 16] `x`41CHECK: 196 | S_END [size = 4]42CHECK: 200 | S_GPROC32 [size = 44] `main`43CHECK: parent = 0, end = 384, addr = 0001:0016, code size = 5844CHECK: debug start = 8, debug end = 53, flags = none45CHECK: 276 | S_REGREL32 [size = 20] `argc`46CHECK: 296 | S_BLOCK32 [size = 24] ``47CHECK: parent = 200, end = 33648CHECK: code size = 17, addr = 0001:003149CHECK: 320 | S_REGREL32 [size = 16] `x`50CHECK: 336 | S_END [size = 4]51CHECK: 340 | S_BLOCK32 [size = 24] ``52CHECK: parent = 200, end = 38053CHECK: code size = 17, addr = 0001:005054CHECK: 364 | S_REGREL32 [size = 16] `y`55CHECK: 380 | S_END [size = 4]56CHECK: 384 | S_END [size = 4]57 58CHECK-LABEL: Mod 0001 | `{{.*}}pdb-scopes.test.tmp-b.obj`:59CHECK: 104 | S_GPROC32 [size = 44] `f`60CHECK: parent = 0, end = 284, addr = 0001:0080, code size = 6261CHECK: debug start = 8, debug end = 57, flags = none62CHECK: 180 | S_REGREL32 [size = 16] `x`63CHECK: 196 | S_BLOCK32 [size = 24] ``64CHECK: parent = 104, end = 23665CHECK: code size = 20, addr = 0001:009566CHECK: 220 | S_REGREL32 [size = 16] `y`67CHECK: 236 | S_END [size = 4]68CHECK: 240 | S_BLOCK32 [size = 24] ``69CHECK: parent = 104, end = 28070CHECK: code size = 20, addr = 0001:011771CHECK: 264 | S_REGREL32 [size = 16] `w`72CHECK: 280 | S_END [size = 4]73CHECK: 284 | S_END [size = 4]74 75CHECK-LABEL: Mod 0002 | `* Linker *`:76