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-rw-r--r--lib/Lex/HeaderSearch.cpp4
1 files changed, 3 insertions, 1 deletions
diff --git a/lib/Lex/HeaderSearch.cpp b/lib/Lex/HeaderSearch.cpp
index 27eca0a81c..5b827b13c0 100644
--- a/lib/Lex/HeaderSearch.cpp
+++ b/lib/Lex/HeaderSearch.cpp
@@ -1638,8 +1638,10 @@ void HeaderSearch::loadSubdirectoryModuleMaps(DirectoryLookup &SearchDir) {
return;
std::error_code EC;
+ SmallString<128> Dir = SearchDir.getDir()->getName();
+ FileMgr.makeAbsolutePath(Dir);
SmallString<128> DirNative;
- llvm::sys::path::native(SearchDir.getDir()->getName(), DirNative);
+ llvm::sys::path::native(Dir, DirNative);
llvm::vfs::FileSystem &FS = *FileMgr.getVirtualFileSystem();
for (llvm::vfs::directory_iterator Dir = FS.dir_begin(DirNative, EC), DirEnd;
Dir != DirEnd && !EC; Dir.increment(EC)) {