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authorDouglas Gregor <dgregor@apple.com>2012-12-18 23:02:07 +0000
committerDouglas Gregor <dgregor@apple.com>2012-12-18 23:02:07 +0000
commit813bc7faa74bda8162db3dede57e07bfe764e86e (patch)
treea6d88ce5f9da78e481cd04e79575a5a17635d75c /lib/Frontend/TextDiagnostic.cpp
parente77372ac818cf202571dcbf8ab656c8f47ba3423 (diff)
Be defensive when printing module import locations; the diagnostic printer needs to be robust
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@170466 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Frontend/TextDiagnostic.cpp')
-rw-r--r--lib/Frontend/TextDiagnostic.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/Frontend/TextDiagnostic.cpp b/lib/Frontend/TextDiagnostic.cpp
index 651ddd66b4..aba90f6046 100644
--- a/lib/Frontend/TextDiagnostic.cpp
+++ b/lib/Frontend/TextDiagnostic.cpp
@@ -898,7 +898,7 @@ void TextDiagnostic::emitBuildingModuleLocation(SourceLocation Loc,
PresumedLoc PLoc,
StringRef ModuleName,
const SourceManager &SM) {
- if (DiagOpts->ShowLocation)
+ if (DiagOpts->ShowLocation && PLoc.getFilename())
OS << "While building module '" << ModuleName << "' imported from "
<< PLoc.getFilename() << ':' << PLoc.getLine() << ":\n";
else