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| author | Filipe Cabecinhas <me@filcab.net> | 2015-04-30 01:13:31 +0000 |
|---|---|---|
| committer | Filipe Cabecinhas <me@filcab.net> | 2015-04-30 01:13:31 +0000 |
| commit | 9a19e56306a4fd2a08e89d51fad3fb6abb8a3c64 (patch) | |
| tree | 374fe16c74fff3f85b43bc5eca8d021836d6a52c /llvm/lib/Bitcode/Reader | |
| parent | 4b828d35fdf85c384170f930dcbf3013d22f1eb2 (diff) | |
| download | bcm5719-llvm-9a19e56306a4fd2a08e89d51fad3fb6abb8a3c64.tar.gz bcm5719-llvm-9a19e56306a4fd2a08e89d51fad3fb6abb8a3c64.zip | |
Make sure Op->getType() is a PointerType before we cast<> it.
Bug found with AFL fuzz.
llvm-svn: 236193
Diffstat (limited to 'llvm/lib/Bitcode/Reader')
| -rw-r--r-- | llvm/lib/Bitcode/Reader/BitcodeReader.cpp | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/llvm/lib/Bitcode/Reader/BitcodeReader.cpp b/llvm/lib/Bitcode/Reader/BitcodeReader.cpp index 7778125e2d4..456df6dab8e 100644 --- a/llvm/lib/Bitcode/Reader/BitcodeReader.cpp +++ b/llvm/lib/Bitcode/Reader/BitcodeReader.cpp @@ -4065,6 +4065,8 @@ std::error_code BitcodeReader::ParseFunctionBody(Function *F) { Type *Ty = nullptr; if (OpNum + 3 == Record.size()) Ty = getTypeByID(Record[OpNum++]); + if (!isa<PointerType>(Op->getType())) + return Error("Load operand is not a pointer type"); if (!Ty) Ty = cast<PointerType>(Op->getType())->getElementType(); else if (Ty != cast<PointerType>(Op->getType())->getElementType()) |
