commit 9b5d6b860c7264e1dd8c5b757dfb4458dccdc27e
author Eric Christopher <echristo@apple.com> Fri Feb 17 23:03:39 2012 +0000
committer Eric Christopher <echristo@apple.com> Fri Feb 17 23:03:39 2012 +0000
tree 62782c371ac6f0b5938a74c15d5946b7a601eded
parent 0b923d9ee9e406c7dadc0803106656391a0ffd68

Ignore the lifetime intrinsics in fast-isel.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150848 91177308-0d34-0410-b5e6-96231b3b80d8

lib/CodeGen/SelectionDAG/FastISel.cpp

diff --git a/lib/CodeGen/SelectionDAG/FastISel.cpp b/lib/CodeGen/SelectionDAG/FastISel.cpp
index 2700309..f20a714 100644
--- a/lib/CodeGen/SelectionDAG/FastISel.cpp
+++ b/lib/CodeGen/SelectionDAG/FastISel.cpp
@@ -567,6 +567,10 @@
   // 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() ||