diff --git a/llvm/test/Transforms/InstCombine/unreachable-code.ll b/llvm/test/Transforms/InstCombine/unreachable-code.ll
--- a/llvm/test/Transforms/InstCombine/unreachable-code.ll
+++ b/llvm/test/Transforms/InstCombine/unreachable-code.ll
@@ -1,5 +1,5 @@
 ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 2
-; RUN: opt -S -passes=instcombine -instcombine-infinite-loop-threshold=2 < %s | FileCheck %s --check-prefixes=CHECK,DEFAULT
+; RUN: opt -S -passes=instcombine -instcombine-infinite-loop-threshold=2 < %s | FileCheck %s --check-prefixes=CHECK,DEFAULT_ITER
 ; RUN: opt -S -passes='instcombine<max-iterations=1>' < %s | FileCheck %s --check-prefixes=CHECK,MAX1
 
 declare void @dummy()
@@ -272,5 +272,5 @@
   ret void
 }
 ;; NOTE: These prefixes are unused and the list is autogenerated. Do not add tests below this line:
-; DEFAULT: {{.*}}
+; DEFAULT_ITER: {{.*}}
 ; MAX1: {{.*}}