diff options
Diffstat (limited to 'lib/Serialization/ASTWriter.cpp')
| -rw-r--r-- | lib/Serialization/ASTWriter.cpp | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/lib/Serialization/ASTWriter.cpp b/lib/Serialization/ASTWriter.cpp index a5977f5cfe..deb6c87efb 100644 --- a/lib/Serialization/ASTWriter.cpp +++ b/lib/Serialization/ASTWriter.cpp @@ -1451,7 +1451,8 @@ void ASTWriter::WriteUserDiagnosticMappings(const Diagnostic &Diag) { } } - Stream.EmitRecord(DIAG_USER_MAPPINGS, Record); + if (!Record.empty()) + Stream.EmitRecord(DIAG_USER_MAPPINGS, Record); } //===----------------------------------------------------------------------===// |