Remove dead debug info intrinsics.

 Intrinsic::dbg_stoppoint
 Intrinsic::dbg_region_start 
 Intrinsic::dbg_region_end 
 Intrinsic::dbg_func_start
AutoUpgrade simply ignores these intrinsics now.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@92557 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 0 insertions, 7 deletions

diff --git a/lib/Transforms/Utils/SimplifyCFG.cpp b/lib/Transforms/Utils/SimplifyCFG.cpp
index d7ca45e6e9..70e4b39a8d 100644
--- a/lib/Transforms/Utils/SimplifyCFG.cpp
+++ b/lib/Transforms/Utils/SimplifyCFG.cpp
@@ -1658,13 +1658,6 @@ bool llvm::SimplifyCFG(BasicBlock *BB) {
           Instruction *NewRet = RI->clone();
           Pred->getInstList().push_back(NewRet);
 
-          BasicBlock::iterator BBI = RI;
-          if (BBI != BB->begin()) {
-            // Move region end info into the predecessor.
-            if (DbgRegionEndInst *DREI = dyn_cast<DbgRegionEndInst>(--BBI))
-              DREI->moveBefore(NewRet);
-          }
-
           // If the return instruction returns a value, and if the value was a
           // PHI node in "BB", propagate the right value into the return.
           for (User::op_iterator i = NewRet->op_begin(), e = NewRet->op_end();