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| author | Nick Lewycky <nicholas@mxc.ca> | 2009-06-06 23:13:08 +0000 |
|---|---|---|
| committer | Nick Lewycky <nicholas@mxc.ca> | 2009-06-06 23:13:08 +0000 |
| commit | 7ea68536b588de524cd92f3fc593ddc1d2cfc30c (patch) | |
| tree | 3e3a4e9e228c36897ecbf3f4a976e6d5ed5ced7c /llvm/lib/Transforms/Scalar | |
| parent | 73a83066d546336ca0c058ad50321983b3c27f9a (diff) | |
| download | bcm5719-llvm-7ea68536b588de524cd92f3fc593ddc1d2cfc30c.tar.gz bcm5719-llvm-7ea68536b588de524cd92f3fc593ddc1d2cfc30c.zip | |
Don't crash on multiple return value with no obvious inserted value.
Fixes PR4314.
llvm-svn: 73007
Diffstat (limited to 'llvm/lib/Transforms/Scalar')
| -rw-r--r-- | llvm/lib/Transforms/Scalar/SCCP.cpp | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/llvm/lib/Transforms/Scalar/SCCP.cpp b/llvm/lib/Transforms/Scalar/SCCP.cpp index d73519c04e3..3deee547729 100644 --- a/llvm/lib/Transforms/Scalar/SCCP.cpp +++ b/llvm/lib/Transforms/Scalar/SCCP.cpp @@ -639,8 +639,8 @@ void SCCPSolver::visitReturnInst(ReturnInst &I) { DenseMap<std::pair<Function*, unsigned>, LatticeVal>::iterator It = TrackedMultipleRetVals.find(std::make_pair(F, i)); if (It == TrackedMultipleRetVals.end()) break; - Value *Val = FindInsertedValue(I.getOperand(0), i); - mergeInValue(It->second, F, getValueState(Val)); + if (Value *Val = FindInsertedValue(I.getOperand(0), i)) + mergeInValue(It->second, F, getValueState(Val)); } } } |
