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Assure DIFiles get the directory name during IRCodeGen #22624

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Assure DIFiles get the directory name during IRCodeGen #22624

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14 changes: 14 additions & 0 deletions lib/IRGen/IRGenDebugInfo.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -358,6 +358,18 @@ class IRGenDebugInfoImpl : public IRGenDebugInfo {

#endif

StringRef getCurrentDirname() {
if (!IGM.getOptions().DebugCompilationDir.empty())
return IGM.getOptions().DebugCompilationDir;

if (!CWDName.empty())
return CWDName;

SmallString<256> CWD;
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A newline before this line would be nice.

llvm::sys::fs::current_path(CWD);
return CWDName = BumpAllocatedString(CWD);
}

llvm::DIFile *getOrCreateFile(StringRef Filename) {
if (Filename.empty())
Filename = SILLocation::getCompilerGeneratedDebugLoc().Filename;
Expand Down Expand Up @@ -388,6 +400,8 @@ class IRGenDebugInfoImpl : public IRGenDebugInfo {
llvm::SmallString<512> Path(Filename);
llvm::sys::path::remove_filename(Path);
llvm::sys::path::remove_dots(Path);
if (Path.size() == 0)
Path = getCurrentDirname();
llvm::DIFile *F = DBuilder.createFile(DebugPrefixMap.remapPath(File),
DebugPrefixMap.remapPath(Path));

Expand Down