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[libclang] Make sure we don't try to handle a CXCursor_NoDeclFound 

passed to clang_findReferencesInFile.

llvm-svn: 146211
This commit is contained in:
Argyrios Kyrtzidis 2011-12-09 00:17:49 +00:00
parent c5dbeeadc1
commit fa469d0efd
2 changed files with 9 additions and 2 deletions
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5
clang/tools/libclang/CIndexHigh.cpp
View File

@ -344,6 +344,11 @@ void clang_findReferencesInFile(CXCursor cursor, CXFile file,
llvm::errs() << "clang_findReferencesInFile: Null cursor\n";
return;
}
if (cursor.kind == CXCursor_NoDeclFound) {
if (Logging)
llvm::errs() << "clang_findReferencesInFile: Got CXCursor_NoDeclFound\n";
return;
}
if (!file) {
if (Logging)
llvm::errs() << "clang_findReferencesInFile: Null file\n";

6
clang/tools/libclang/CXCursor.cpp
View File

@ -746,8 +746,10 @@ ASTContext &cxcursor::getCursorContext(CXCursor Cursor) {
}
ASTUnit *cxcursor::getCursorASTUnit(CXCursor Cursor) {
return static_cast<ASTUnit *>(static_cast<CXTranslationUnit>(Cursor.data[2])
->TUData);
CXTranslationUnit TU = static_cast<CXTranslationUnit>(Cursor.data[2]);
if (!TU)
return 0;
return static_cast<ASTUnit *>(TU->TUData);
}
CXTranslationUnit cxcursor::getCursorTU(CXCursor Cursor) {