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[BitcodeReader] Check vector size before trying to create a VectorType

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Bug found with AFL fuzz

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@238891 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Filipe Cabecinhas
2015-06-03 00:05:30 +00:00
parent 2bff0d30f8
commit 287f68d654
3 changed files with 7 additions and 0 deletions
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test/Bitcode/Inputs/invalid-vector-length.bc Normal file
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test/Bitcode/invalid.test
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@@ -192,3 +192,8 @@ RUN: not llvm-dis -disable-output %p/Inputs/invalid-metadata-not-followed-named-
RUN: FileCheck --check-prefix=META-NOT-FOLLOWED-BY-NAMED-META %s
META-NOT-FOLLOWED-BY-NAMED-META: METADATA_NAME not followed by METADATA_NAMED_NODE
RUN: not llvm-dis -disable-output %p/Inputs/invalid-vector-length.bc 2>&1 | \
RUN: FileCheck --check-prefix=VECTOR-LENGTH %s
VECTOR-LENGTH: Invalid vector length