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| author | Reid Spencer <rspencer@reidspencer.com> | 2007-04-16 20:31:06 +0000 |
|---|---|---|
| committer | Reid Spencer <rspencer@reidspencer.com> | 2007-04-16 20:31:06 +0000 |
| commit | 43e607303be9c3162c1d06af180efb3bdafadc02 (patch) | |
| tree | c0fe9b313eb231f4331769b5c7be0caf24dde255 /lib/AsmParser/llvmAsmParser.y | |
| parent | 0ed8df38c26a910bd7adbe105172b434898646f3 (diff) | |
| download | external_llvm-43e607303be9c3162c1d06af180efb3bdafadc02.zip external_llvm-43e607303be9c3162c1d06af180efb3bdafadc02.tar.gz external_llvm-43e607303be9c3162c1d06af180efb3bdafadc02.tar.bz2 | |
Check length of string before we walk off the end of it.
Thanks, Chris.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@36155 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/AsmParser/llvmAsmParser.y')
| -rw-r--r-- | lib/AsmParser/llvmAsmParser.y | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/lib/AsmParser/llvmAsmParser.y b/lib/AsmParser/llvmAsmParser.y index 5544008..263ef4c 100644 --- a/lib/AsmParser/llvmAsmParser.y +++ b/lib/AsmParser/llvmAsmParser.y @@ -2823,9 +2823,9 @@ InstVal : ArithmeticOps Types ValueRef ',' ValueRef { // Check for call to invalid intrinsic to avoid crashing later. if (Function *theF = dyn_cast<Function>(V)) { - if (theF->hasName() && - 0 == strncmp(theF->getValueName()->getKeyData(), "llvm.", 5) && - !theF->getIntrinsicID(true)) + if (theF->hasName() && (strlen(theF->getValueName()->getKeyData()) >= 5)&& + (0 == strncmp(theF->getValueName()->getKeyData(), "llvm.", 5)) && + !theF->getIntrinsicID(true)) GEN_ERROR("Call to invalid LLVM intrinsic function '" + theF->getName() + "'"); } |