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Turn an assert into report_fatal_error since it's reachable based on user input

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Bug found with AFL fuzz.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@236076 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Filipe Cabecinhas
2015-04-29 01:58:31 +00:00
parent af40164431
commit 7b30f32d3d
3 changed files with 7 additions and 1 deletions
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3
lib/Bitcode/Reader/BitstreamReader.cpp
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@ -199,7 +199,8 @@ unsigned BitstreamCursor::readRecord(unsigned AbbrevID,
unsigned NumElts = ReadVBR(6);
// Get the element encoding.
assert(i+2 == e && "array op not second to last?");
if (i+2 != e)
report_fatal_error("Array op not second to last");
const BitCodeAbbrevOp &EltEnc = Abbv->getOperandInfo(++i);
if (EltEnc.getEncoding() == BitCodeAbbrevOp::Array ||
EltEnc.getEncoding() == BitCodeAbbrevOp::Blob)