ARM AnalyzeBranch should ignore DEBUG_VALUES while analyzing terminators.

Found by inspection by Julien Lerouge. Thanks Julian!


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@197833 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Lang Hames 2013-12-20 20:27:51 +00:00
parent 93c53f4d24
commit 559e456504

View File

@ -283,7 +283,7 @@ ARMBaseInstrInfo::AnalyzeBranch(MachineBasicBlock &MBB,MachineBasicBlock *&TBB,
// Walk backwards from the end of the basic block until the branch is
// analyzed or we give up.
while (isPredicated(I) || I->isTerminator()) {
while (isPredicated(I) || I->isTerminator() || I->isDebugValue()) {
// Flag to be raised on unanalyzeable instructions. This is useful in cases
// where we want to clean up on the end of the basic block before we bail