diff options
| -rw-r--r-- | include/llvm/CodeGen/SlotIndexes.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/include/llvm/CodeGen/SlotIndexes.h b/include/llvm/CodeGen/SlotIndexes.h index 312ce0380f..1da1e91be1 100644 --- a/include/llvm/CodeGen/SlotIndexes.h +++ b/include/llvm/CodeGen/SlotIndexes.h @@ -625,6 +625,9 @@ namespace llvm { SlotIndex insertMachineInstrInMaps(MachineInstr *mi, bool *deferredRenumber = 0) { assert(mi2iMap.find(mi) == mi2iMap.end() && "Instr already indexed."); + // Numbering DBG_VALUE instructions could cause code generation to be + // affected by debug information. + assert(!mi->isDebugValue() && "Cannot number DBG_VALUE instructions."); MachineBasicBlock *mbb = mi->getParent(); |