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| author | NAKAMURA Takumi <geek4civic@gmail.com> | 2012-12-01 02:23:45 +0000 |
|---|---|---|
| committer | NAKAMURA Takumi <geek4civic@gmail.com> | 2012-12-01 02:23:45 +0000 |
| commit | 2587a8a18c55116b339d4b47d441512067e9c96b (patch) | |
| tree | 7076e3a01a4e4ae5e5eac556525469c89911c393 /lib/VMCore | |
| parent | 4259a1a7d8a0f6e8e53bccd516725f8480751a49 (diff) | |
| download | external_llvm-2587a8a18c55116b339d4b47d441512067e9c96b.zip external_llvm-2587a8a18c55116b339d4b47d441512067e9c96b.tar.gz external_llvm-2587a8a18c55116b339d4b47d441512067e9c96b.tar.bz2 | |
VMCore/DebugInfo.cpp: DICompileUnit::getSubprograms(): Check numOperands().
2012-11-30-misched-dbg.ll had crashed. Then (MDNode)N was "!{}".
I am not sure it would be ill-formed or not.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@169074 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/VMCore')
| -rw-r--r-- | lib/VMCore/DebugInfo.cpp | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/lib/VMCore/DebugInfo.cpp b/lib/VMCore/DebugInfo.cpp index 5eea2ce..a4fd705 100644 --- a/lib/VMCore/DebugInfo.cpp +++ b/lib/VMCore/DebugInfo.cpp @@ -659,8 +659,9 @@ DIArray DICompileUnit::getSubprograms() const { return DIArray(); if (MDNode *N = dyn_cast_or_null<MDNode>(DbgNode->getOperand(12))) - if (MDNode *A = dyn_cast_or_null<MDNode>(N->getOperand(0))) - return DIArray(A); + if (N->getNumOperands() > 0) + if (MDNode *A = dyn_cast_or_null<MDNode>(N->getOperand(0))) + return DIArray(A); return DIArray(); } |