; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z15 | FileCheck %s ; ; Test that a CC result of a sub that can overflow is tested with the right predicate. define i32 @fun0(i32 %a, i32 %b, ptr %dest) { ; CHECK-LABEL: fun0 ; CHECK: s %r2, 0(%r4) ; CHECK: bner %r14 entry: %cur = load i32, ptr %dest %res = sub nsw i32 %a, %cur %cmp = icmp ne i32 %a, %cur br i1 %cmp, label %exit, label %store store: store i32 %b, ptr %dest br label %exit exit: ret i32 %res } define i32 @fun1(i32 %a, i32 %b, ptr %dest) { ; CHECK-LABEL: fun1 ; CHECK: s %r2, 0(%r4) ; CHECK: bner %r14 entry: %cur = load i32, ptr %dest %res = sub nuw i32 %a, %cur %cmp = icmp ne i32 %a, %cur br i1 %cmp, label %exit, label %store store: store i32 %b, ptr %dest br label %exit exit: ret i32 %res }