diff options
| -rw-r--r-- | lib/CodeGen/LiveRangeEdit.cpp | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/lib/CodeGen/LiveRangeEdit.cpp b/lib/CodeGen/LiveRangeEdit.cpp index d215d0c28a..792ef5405e 100644 --- a/lib/CodeGen/LiveRangeEdit.cpp +++ b/lib/CodeGen/LiveRangeEdit.cpp @@ -220,6 +220,10 @@ void LiveRangeEdit::eliminateDeadDef(MachineInstr *MI, ToShrinkSet &ToShrink) { assert(MI->allDefsAreDead() && "Def isn't really dead"); SlotIndex Idx = LIS.getInstructionIndex(MI).getRegSlot(); + // Never delete a bundled instruction. + if (MI->isBundled()) { + return; + } // Never delete inline asm. if (MI->isInlineAsm()) { DEBUG(dbgs() << "Won't delete: " << Idx << '\t' << *MI); |