diff options
Diffstat (limited to 'lib/CodeGen/CGDebugInfo.cpp')
| -rw-r--r-- | lib/CodeGen/CGDebugInfo.cpp | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/lib/CodeGen/CGDebugInfo.cpp b/lib/CodeGen/CGDebugInfo.cpp index 0ed2dcf3fb..925453a678 100644 --- a/lib/CodeGen/CGDebugInfo.cpp +++ b/lib/CodeGen/CGDebugInfo.cpp @@ -104,7 +104,10 @@ llvm::DIFile CGDebugInfo::getOrCreateFile(SourceLocation Loc) { void CGDebugInfo::CreateCompileUnit() { // Get absolute path name. - llvm::sys::Path AbsFileName(CGM.getCodeGenOpts().MainFileName); + std::string MainFileName = CGM.getCodeGenOpts().MainFileName; + if (MainFileName.empty()) + MainFileName = "<unknown>"; + llvm::sys::Path AbsFileName(MainFileName); AbsFileName.makeAbsolute(); unsigned LangTag; |