1Consider this program:
2
3$ cat a.c
4void 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.c
17extern 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 nested
29scopes. Make sure we get the right parent and end offsets.
30
31RUN: yaml2obj %S/Inputs/pdb-scopes-a.yaml -o %t-a.obj
32RUN: yaml2obj %S/Inputs/pdb-scopes-b.yaml -o %t-b.obj
33RUN: lld-link %t-a.obj %t-b.obj -debug -entry:main -nodefaultlib -out:%t.exe -pdb:%t.pdb
34RUN: llvm-pdbutil dump -symbols %t.pdb | FileCheck %s
35
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 = 5
39CHECK:       debug start = 4, debug end = 4, flags = none
40CHECK: 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 = 58
44CHECK:       debug start = 8, debug end = 53, flags = none
45CHECK: 276 | S_REGREL32 [size = 20] `argc`
46CHECK: 296 | S_BLOCK32 [size = 24] ``
47CHECK:       parent = 200, end = 336
48CHECK:       code size = 17, addr = 0001:0031
49CHECK: 320 | S_REGREL32 [size = 16] `x`
50CHECK: 336 | S_END [size = 4]
51CHECK: 340 | S_BLOCK32 [size = 24] ``
52CHECK:       parent = 200, end = 380
53CHECK:       code size = 17, addr = 0001:0050
54CHECK: 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 = 62
61CHECK:       debug start = 8, debug end = 57, flags = none
62CHECK: 180 | S_REGREL32 [size = 16] `x`
63CHECK: 196 | S_BLOCK32 [size = 24] ``
64CHECK:       parent = 104, end = 236
65CHECK:       code size = 20, addr = 0001:0095
66CHECK: 220 | S_REGREL32 [size = 16] `y`
67CHECK: 236 | S_END [size = 4]
68CHECK: 240 | S_BLOCK32 [size = 24] ``
69CHECK:       parent = 104, end = 280
70CHECK:       code size = 20, addr = 0001:0117
71CHECK: 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