intel/llvm
1
0
Fork 0
mirror of https://github.com/intel/llvm.git synced 2026-02-06 06:31:50 +08:00
Code Issues Packages Projects Releases Wiki Activity

[ELF] toString(const InputFile *): synchronize toStringCache

Browse Source 
The function may be called currently for diagnostics.
This commit is contained in:
Fangrui Song
2022-08-06 01:00:06 -07:00
parent 6a275cd53c
commit e45a5696bb
1 changed files with 9 additions and 5 deletions
Download Patch File Download Diff File Expand all files Collapse all files

14
lld/ELF/InputFiles.cpp
View File

@@ -47,14 +47,18 @@ std::unique_ptr<TarWriter> elf::tar;
// Returns "<internal>", "foo.a(bar.o)" or "baz.o".
std::string lld::toString(const InputFile *f) {
static std::mutex mu;
if (!f)
return "<internal>";
if (f->toStringCache.empty()) {
if (f->archiveName.empty())
f->toStringCache = f->getName();
else
(f->archiveName + "(" + f->getName() + ")").toVector(f->toStringCache);
{
std::lock_guard<std::mutex> lock(mu);
if (f->toStringCache.empty()) {
if (f->archiveName.empty())
f->toStringCache = f->getName();
else
(f->archiveName + "(" + f->getName() + ")").toVector(f->toStringCache);
}
}
return std::string(f->toStringCache);
}