diff options
Diffstat (limited to 'llvm/test/Transforms/InstSimplify')
| -rw-r--r-- | llvm/test/Transforms/InstSimplify/compare.ll | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/llvm/test/Transforms/InstSimplify/compare.ll b/llvm/test/Transforms/InstSimplify/compare.ll index d329b7b719f..1a9f82e9f42 100644 --- a/llvm/test/Transforms/InstSimplify/compare.ll +++ b/llvm/test/Transforms/InstSimplify/compare.ll @@ -924,3 +924,14 @@ define i1 @icmp_sdiv_pr20288(i64 %a) { ; CHECK-NEXT: [[CMP:%.*]] = icmp ne i64 [[DIV]], 1073741824 ; CHECK-NEXT: ret i1 [[CMP]] } + +define i1 @icmp_sdiv_neg1(i64 %a) { + %div = sdiv i64 %call, -1 + %cmp = icmp ne i64 %div, 1073741824 + ret i1 %cmp + +; CHECK-LABEL: @icmp_sdiv_neg1 +; CHECK-NEXT: [[DIV:%.*]] = sdiv i64 %a, -1 +; CHECK-NEXT: [[CMP:%.*]] = icmp ne i64 [[DIV]], 1073741824 +; CHECK-NEXT: ret i1 [[CMP]] +} |
