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Root the virtual <compiler-generated> file in the root directory.

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Using CWD gives a false sense of accuracy.

rdar://124233848
This commit is contained in:
Adrian Prantl
2024-03-08 14:35:25 -08:00
parent 7dc391402a
commit aab0cb09cc
3 changed files with 4 additions and 2 deletions
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2
lib/IRGen/IRGenDebugInfo.cpp
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@@ -580,6 +580,8 @@ private:
// Leave <compiler-generated> & friends as is, without directory.
if (!(File.startswith("<") && File.endswith(">")))
Dir = CurDir;
else
Dir = llvm::sys::path::root_directory(CurDir);
}
llvm::DIFile *F =
DBuilder.createFile(DebugPrefixMap.remapPath(File),

2
test/Backtracing/CrashWithThunk.swift
View File

@@ -35,7 +35,7 @@ struct CrashWithThunk {
// CHECK: Thread 0 {{(".*" )?}}crashed:
// CHECK: 0 0x{{[0-9a-f]+}} crash() + {{[0-9]+}} in CrashWithThunk at {{.*}}/CrashWithThunk.swift:21:15
// CHECK-NEXT: 1 [ra] [thunk] 0x{{[0-9a-f]+}} thunk for @escaping @callee_guaranteed () -> () + {{[0-9]+}} in CrashWithThunk at {{.*}}/Backtracing/<compiler-generated>
// CHECK-NEXT: 1 [ra] [thunk] 0x{{[0-9a-f]+}} thunk for @escaping @callee_guaranteed () -> () + {{[0-9]+}} in CrashWithThunk at {{.*}}/<compiler-generated>
// CHECK-NEXT: 2 [ra] 0x{{[0-9a-f]+}} static CrashWithThunk.main() + {{[0-9]+}} in CrashWithThunk at {{.*}}/CrashWithThunk.swift:29:9
// CHECK-NEXT: 3 [ra] [system] 0x{{[0-9a-f]+}} static CrashWithThunk.$main() + {{[0-9]+}} in CrashWithThunk at {{.*}}/<compiler-generated>
// CHECK-NEXT: 4 [ra] 0x{{[0-9a-f]+}} main + {{[0-9]+}} in CrashWithThunk at {{.*}}/CrashWithThunk.swift

2
test/DebugInfo/thunks.swift
View File

@@ -16,7 +16,7 @@ let i = foo.foo(-, x: y)
// CHECK: define {{.*}}@"$ss5Int64VABIyByd_A2BIegyd_TR"
// CHECK-NOT: ret
// CHECK: call {{.*}}, !dbg ![[LOC:.*]]
// CHECK: ![[FILE:[0-9]+]] = !DIFile(filename: "<compiler-generated>", directory: "")
// CHECK: ![[FILE:[0-9]+]] = !DIFile(filename: "<compiler-generated>", directory: "/")
// CHECK: ![[THUNK:.*]] = distinct !DISubprogram(linkageName: "$ss5Int64VABIyByd_A2BIegyd_TR"
// CHECK-SAME: file: ![[FILE]]
// CHECK-NOT: line: