diff options
| author | Reid Kleckner <rnk@google.com> | 2016-06-02 17:40:51 +0000 |
|---|---|---|
| committer | Reid Kleckner <rnk@google.com> | 2016-06-02 17:40:51 +0000 |
| commit | b9c80fd8b5426514259ae552dfb71b5cdd61a097 (patch) | |
| tree | 014224c6ec0fbe2dd48cf1e647a01f5c8807c81a /llvm/lib/CodeGen | |
| parent | a2a2a73c9096cb6fce0e52cb13df1a287886b53e (diff) | |
| download | bcm5719-llvm-b9c80fd8b5426514259ae552dfb71b5cdd61a097.tar.gz bcm5719-llvm-b9c80fd8b5426514259ae552dfb71b5cdd61a097.zip | |
[codeview] Fix crash when handling qualified void types
The DIType* for void is the null pointer. A null DIType can never be a
qualified type, so we can just exit the loop at this point and go to
getTypeIndex(BaseTy).
Fixes PR27984
llvm-svn: 271550
Diffstat (limited to 'llvm/lib/CodeGen')
| -rw-r--r-- | llvm/lib/CodeGen/AsmPrinter/CodeViewDebug.cpp | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/llvm/lib/CodeGen/AsmPrinter/CodeViewDebug.cpp b/llvm/lib/CodeGen/AsmPrinter/CodeViewDebug.cpp index 040bef50f0a..ba0c7ca80b5 100644 --- a/llvm/lib/CodeGen/AsmPrinter/CodeViewDebug.cpp +++ b/llvm/lib/CodeGen/AsmPrinter/CodeViewDebug.cpp @@ -914,8 +914,7 @@ TypeIndex CodeViewDebug::lowerTypeModifier(const DIDerivedType *Ty) { ModifierOptions Mods = ModifierOptions::None; bool IsModifier = true; const DIType *BaseTy = Ty; - while (IsModifier) { - assert(BaseTy); + while (IsModifier && BaseTy) { // FIXME: Need to add DWARF tag for __unaligned. switch (BaseTy->getTag()) { case dwarf::DW_TAG_const_type: |
