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Allow for switch with no cases. Was causing fault 

in gcc.dg/pr27531-1.c.

llvm-svn: 51464
This commit is contained in:
Dale Johannesen 2008-05-23 01:01:31 +00:00
parent e3fa7136b0
commit fecb88249f
1 changed files with 2 additions and 0 deletions
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2
llvm/lib/Transforms/Scalar/SCCP.cpp
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@ -1379,6 +1379,8 @@ bool SCCPSolver::ResolvedUndefsIn(Function &F) {
if (!getValueState(BI->getCondition()).isUndefined())
continue;
} else if (SwitchInst *SI = dyn_cast<SwitchInst>(TI)) {
if (SI->getNumSuccessors()<2) // no cases
continue;
if (!getValueState(SI->getCondition()).isUndefined())
continue;
} else {