Author: dgregor
Date: Sun May 23 16:31:22 2010
New Revision: 104474
URL: http://llvm.org/viewvc/llvm-project?rev=104474&view=rev
Log:
Make clang_isFromMainFile() robust against NULL source locations.
Modified:
cfe/trunk/tools/libclang/CIndex.cpp
Modified: cfe/trunk/tools/libclang/CIndex.cpp
URL:
http://llvm.org/viewvc/llvm-project/cfe/trunk/tools/libclang/CIndex.cpp?rev=104474&r1=104473&r2=104474&view=diff
==============================================================================
--- cfe/trunk/tools/libclang/CIndex.cpp (original)
+++ cfe/trunk/tools/libclang/CIndex.cpp Sun May 23 16:31:22 2010
@@ -1481,6 +1481,9 @@
unsigned clang_isFromMainFile(CXSourceLocation loc) {
SourceLocation Loc = SourceLocation::getFromRawEncoding(loc.int_data);
+ if (!loc.ptr_data[0] || Loc.isInvalid())
+ return 0;
+
const SourceManager &SM =
*static_cast<const SourceManager*>(loc.ptr_data[0]);
return SM.isFromMainFile(Loc) ? 1 : 0;
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