Add an assertion.

llvm-svn: 3734
2002-09-16 15:13:59 +00:00
parent f94ad68e56
commit 4d66e9973f
1 changed files with 1 additions and 0 deletions
--- a/llvm/lib/CodeGen/MachineCodeForInstruction.cpp
+++ b/llvm/lib/CodeGen/MachineCodeForInstruction.cpp
@@ -38,6 +38,7 @@ static struct MCFIInitializer {

 MachineCodeForInstruction&
 MachineCodeForInstruction::get(const Instruction *I){
+  assert(I != NULL);
  return *(MachineCodeForInstruction*)I->getOrCreateAnnotation(MCFI_AID);
 }