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author | David Majnemer <david.majnemer@gmail.com> | 2014-12-09 18:33:57 +0000 |
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committer | David Majnemer <david.majnemer@gmail.com> | 2014-12-09 18:33:57 +0000 |
commit | b39e22bdc504ba77e2cd385538b6634808cda66e (patch) | |
tree | 9269468c5537e652160284755826e845fb8a87e1 /llvm/lib | |
parent | 30dcb232b0b34efc845e4888024d32b79094486c (diff) | |
download | bcm5719-llvm-b39e22bdc504ba77e2cd385538b6634808cda66e.tar.gz bcm5719-llvm-b39e22bdc504ba77e2cd385538b6634808cda66e.zip |
AsmParser: Don't crash on malformed attribute groups
This fixes PR21785.
llvm-svn: 223801
Diffstat (limited to 'llvm/lib')
-rw-r--r-- | llvm/lib/AsmParser/LLParser.cpp | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/llvm/lib/AsmParser/LLParser.cpp b/llvm/lib/AsmParser/LLParser.cpp index b0edeb40d05..a682f97ceb2 100644 --- a/llvm/lib/AsmParser/LLParser.cpp +++ b/llvm/lib/AsmParser/LLParser.cpp @@ -869,7 +869,9 @@ bool LLParser::ParseUnnamedAttrGrp() { LocTy AttrGrpLoc = Lex.getLoc(); Lex.Lex(); - assert(Lex.getKind() == lltok::AttrGrpID); + if (Lex.getKind() != lltok::AttrGrpID) + return TokError("expected attribute group id"); + unsigned VarID = Lex.getUIntVal(); std::vector<unsigned> unused; LocTy BuiltinLoc; |