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| author | Argyrios Kyrtzidis <akyrtzi@gmail.com> | 2011-12-10 02:36:25 +0000 |
|---|---|---|
| committer | Argyrios Kyrtzidis <akyrtzi@gmail.com> | 2011-12-10 02:36:25 +0000 |
| commit | 16ed0e6fda74800595cb98d11969fc4afcc00bac (patch) | |
| tree | 08fc4e6cf31d879b1bc3e2c954cfa19f2467313d /tools/libclang/CIndexHigh.cpp | |
| parent | a4288c4aa05075cd45fd4de61d95ffe920fe6441 (diff) | |
| download | clang-16ed0e6fda74800595cb98d11969fc4afcc00bac.tar.gz | |
[libclang] Add defensive checks to make sure we don't try to dereference
a null pointer after getCursorDecl() is called. rdar://10298421.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@146312 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'tools/libclang/CIndexHigh.cpp')
| -rw-r--r-- | tools/libclang/CIndexHigh.cpp | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/tools/libclang/CIndexHigh.cpp b/tools/libclang/CIndexHigh.cpp index 4eabefb925..ec76898cc8 100644 --- a/tools/libclang/CIndexHigh.cpp +++ b/tools/libclang/CIndexHigh.cpp @@ -21,6 +21,8 @@ using namespace cxcursor; static void getTopOverriddenMethods(CXTranslationUnit TU, Decl *D, SmallVectorImpl<Decl *> &Methods) { + if (!D) + return; if (!isa<ObjCMethodDecl>(D) && !isa<CXXMethodDecl>(D)) return; @@ -147,6 +149,9 @@ static enum CXChildVisitResult findFileIdRefVisit(CXCursor cursor, return CXChildVisit_Recurse; Decl *D = cxcursor::getCursorDecl(declCursor); + if (!D) + return CXChildVisit_Continue; + FindFileIdRefVisitData *data = (FindFileIdRefVisitData *)client_data; if (data->isHit(D)) { cursor = cxcursor::getSelectorIdentifierCursor(data->SelectorIdIdx, cursor); |