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Add a Constant version of stripPointerCasts.

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Thanks to rnk for the suggestion.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@210205 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Rafael Espindola
2014-06-04 19:01:48 +00:00
parent dcac1523c0
commit cfee6c49ea
4 changed files with 13 additions and 5 deletions
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6
lib/Transforms/InstCombine/InstructionCombining.cpp
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@@ -2108,7 +2108,7 @@ Instruction *InstCombiner::visitLandingPadInst(LandingPadInst &LI) {
if (LI.isCatch(i)) {
// A catch clause.
Constant *CatchClause = LI.getClause(i);
Constant *TypeInfo = cast<Constant>(CatchClause->stripPointerCasts());
Constant *TypeInfo = CatchClause->stripPointerCasts();
// If we already saw this clause, there is no point in having a second
// copy of it.
@@ -2181,8 +2181,8 @@ Instruction *InstCombiner::visitLandingPadInst(LandingPadInst &LI) {
// catch-alls. If so, the filter can be discarded.
bool SawCatchAll = false;
for (unsigned j = 0; j != NumTypeInfos; ++j) {
Value *Elt = Filter->getOperand(j);
Constant *TypeInfo = cast<Constant>(Elt->stripPointerCasts());
Constant *Elt = Filter->getOperand(j);
Constant *TypeInfo = Elt->stripPointerCasts();
if (isCatchAll(Personality, TypeInfo)) {
// This element is a catch-all. Bail out, noting this fact.
SawCatchAll = true;