Fix PR1969. stdin has no FileEntry.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@46629 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/Lex/Preprocessor.cpp b/Lex/Preprocessor.cpp
index 34b5fe2..a73757f 100644
--- a/Lex/Preprocessor.cpp
+++ b/Lex/Preprocessor.cpp
@@ -500,19 +500,20 @@
// to one of the headers on the #include stack. Walk the list of the current
// headers on the #include stack and pass them to HeaderInfo.
if (CurLexer && !CurLexer->Is_PragmaLexer) {
- CurFileEnt = SourceMgr.getFileEntryForLoc(CurLexer->getFileLoc());
- if ((FE = HeaderInfo.LookupSubframeworkHeader(FilenameStart, FilenameEnd,
- CurFileEnt)))
- return FE;
+ if ((CurFileEnt = SourceMgr.getFileEntryForLoc(CurLexer->getFileLoc())))
+ if ((FE = HeaderInfo.LookupSubframeworkHeader(FilenameStart, FilenameEnd,
+ CurFileEnt)))
+ return FE;
}
for (unsigned i = 0, e = IncludeMacroStack.size(); i != e; ++i) {
IncludeStackInfo &ISEntry = IncludeMacroStack[e-i-1];
if (ISEntry.TheLexer && !ISEntry.TheLexer->Is_PragmaLexer) {
- CurFileEnt = SourceMgr.getFileEntryForLoc(ISEntry.TheLexer->getFileLoc());
- if ((FE = HeaderInfo.LookupSubframeworkHeader(FilenameStart, FilenameEnd,
- CurFileEnt)))
- return FE;
+ if ((CurFileEnt =
+ SourceMgr.getFileEntryForLoc(ISEntry.TheLexer->getFileLoc())))
+ if ((FE = HeaderInfo.LookupSubframeworkHeader(FilenameStart,
+ FilenameEnd, CurFileEnt)))
+ return FE;
}
}