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Ignore the lifetime intrinsics in fast-isel.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150848 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Eric Christopher 2012-02-17 23:03:39 +00:00
parent 0b923d9ee9
commit 9b5d6b860c
1 changed files with 4 additions and 0 deletions
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4
lib/CodeGen/SelectionDAG/FastISel.cpp
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@ -567,6 +567,10 @@ bool FastISel::SelectCall(const User *I) {
// Handle selected intrinsic function calls.
switch (F->getIntrinsicID()) {
default: break;
// At -O0 we don't care about the lifetime intrinsics.
case Intrinsic::lifetime_start:
case Intrinsic::lifetime_end:
return true;
case Intrinsic::dbg_declare: {
const DbgDeclareInst *DI = cast<DbgDeclareInst>(Call);
if (!DIVariable(DI->getVariable()).Verify() ||