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| author | Evan Cheng <evan.cheng@apple.com> | 2008-06-19 22:01:11 +0000 |
|---|---|---|
| committer | Evan Cheng <evan.cheng@apple.com> | 2008-06-19 22:01:11 +0000 |
| commit | c8af52c8980fa4a06f24e6fc08678ff8378088a1 (patch) | |
| tree | f3cb522aff7beee1b36fa6015d183ad932f82560 | |
| parent | aa0b63422a2170c82e89215bcb7c5c383df62989 (diff) | |
ISD::UNDEF should be expanded recursively / iteratively.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@52508 91177308-0d34-0410-b5e6-96231b3b80d8
| -rw-r--r-- | lib/CodeGen/SelectionDAG/LegalizeDAG.cpp | 1 | ||||
| -rw-r--r-- | test/CodeGen/PowerPC/2008-06-19-LegalizerCrash.ll | 6 |
2 files changed, 6 insertions, 1 deletions
diff --git a/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp b/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp index 87bb1dbf14..883ba38ca3 100644 --- a/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp +++ b/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp @@ -5832,7 +5832,6 @@ void SelectionDAGLegalize::ExpandOp(SDOperand Op, SDOperand &Lo, SDOperand &Hi){ Lo = ExpandEXTRACT_VECTOR_ELT(Op); return ExpandOp(Lo, Lo, Hi); case ISD::UNDEF: - NVT = TLI.getTypeToExpandTo(VT); Lo = DAG.getNode(ISD::UNDEF, NVT); Hi = DAG.getNode(ISD::UNDEF, NVT); break; diff --git a/test/CodeGen/PowerPC/2008-06-19-LegalizerCrash.ll b/test/CodeGen/PowerPC/2008-06-19-LegalizerCrash.ll new file mode 100644 index 0000000000..d337e37730 --- /dev/null +++ b/test/CodeGen/PowerPC/2008-06-19-LegalizerCrash.ll @@ -0,0 +1,6 @@ +; RUN: llvm-as < %s | llc -march=ppc32 + +define void @t() nounwind { + call void null( ppc_fp128 undef ) + unreachable +} |