Handle '#line' in '-E' that has an empty file name. Fixes <rdar://problem/8439412>.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@114142 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Frontend/PrintPreprocessedOutput.cpp b/lib/Frontend/PrintPreprocessedOutput.cpp
index d0aef29..00ab3c3 100644
--- a/lib/Frontend/PrintPreprocessedOutput.cpp
+++ b/lib/Frontend/PrintPreprocessedOutput.cpp
@@ -164,11 +164,11 @@
// Emit #line directives or GNU line markers depending on what mode we're in.
if (UseLineDirective) {
OS << "#line" << ' ' << LineNo << ' ' << '"';
- OS.write(&CurFilename[0], CurFilename.size());
+ OS.write(CurFilename.data(), CurFilename.size());
OS << '"';
} else {
OS << '#' << ' ' << LineNo << ' ' << '"';
- OS.write(&CurFilename[0], CurFilename.size());
+ OS.write(CurFilename.data(), CurFilename.size());
OS << '"';
if (ExtraLen)