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Relax an assert when there's a type mismatch in forward references

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Summary:
We don't seem to need to assert here, since this function's callers expect
to get a nullptr on error. This way we don't assert on user input.

Bug found with AFL fuzz.

Reviewers: rafael

Subscribers: llvm-commits

Differential Revision: http://reviews.llvm.org/D9308

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@236027 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Filipe Cabecinhas
2015-04-28 20:18:47 +00:00
parent 5052130d6a
commit 7acbf56112
3 changed files with 8 additions and 1 deletions
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test/Bitcode/Inputs/invalid-fwdref-type-mismatch.bc Normal file
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test/Bitcode/invalid.test
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@ -93,3 +93,8 @@ RUN: not llvm-dis -disable-output %p/Inputs/invalid-non-vector-shufflevector.bc
RUN: FileCheck --check-prefix=INVALID-TYPE %s
INVALID-TYPE: Invalid type for value
RUN: not llvm-dis -disable-output %p/Inputs/invalid-fwdref-type-mismatch.bc 2>&1 | \
RUN: FileCheck --check-prefix=FWDREF-TYPE %s
FWDREF-TYPE: Invalid record