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authorAlon Zakai <alonzakai@gmail.com>2014-01-03 16:08:50 -0800
committerAlon Zakai <alonzakai@gmail.com>2014-01-03 16:08:50 -0800
commit08915c3cf96564be4ca6fb07e4282914fec44744 (patch)
tree9941acaaf57dd70faa9f6baa4053f68e1f467d12 /lib/Target/JSBackend/JSBackend.cpp
parent559701e1d1e2a7ae9d2ac4894f634bdb461df4cf (diff)
emit ? when debug info filename is not known
Diffstat (limited to 'lib/Target/JSBackend/JSBackend.cpp')
-rw-r--r--lib/Target/JSBackend/JSBackend.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/Target/JSBackend/JSBackend.cpp b/lib/Target/JSBackend/JSBackend.cpp
index 656e40753f..0f1b0d6625 100644
--- a/lib/Target/JSBackend/JSBackend.cpp
+++ b/lib/Target/JSBackend/JSBackend.cpp
@@ -1099,7 +1099,7 @@ void JSWriter::generateInstruction(const Instruction *I, raw_string_ostream& Cod
DILocation Loc(N);
unsigned Line = Loc.getLineNumber();
StringRef File = Loc.getFilename();
- Code << " //@line " + utostr(Line) + " \"" + File.str() + "\"";
+ Code << " //@line " + utostr(Line) + " \"" + (File.size() > 0 ? File.str() : "?") + "\"";
}
}