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Diffstat (limited to 'test/Transforms/InstCombine/select.ll')
| -rw-r--r-- | test/Transforms/InstCombine/select.ll | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/test/Transforms/InstCombine/select.ll b/test/Transforms/InstCombine/select.ll index e4bc96c..27e487b 100644 --- a/test/Transforms/InstCombine/select.ll +++ b/test/Transforms/InstCombine/select.ll @@ -1532,3 +1532,16 @@ define i32 @test_max_of_min(i32 %a) { %s1 = select i1 %c1, i32 %s0, i32 -1 ret i32 %s1 } + + +define i32 @PR23757(i32 %x) { +; CHECK-LABEL: @PR23757 +; CHECK: %[[cmp:.*]] = icmp eq i32 %x, 2147483647 +; CHECK-NEXT: %[[add:.*]] = add nsw i32 %x, 1 +; CHECK-NEXT: %[[sel:.*]] = select i1 %[[cmp]], i32 -2147483648, i32 %[[add]] +; CHECK-NEXT: ret i32 %[[sel]] + %cmp = icmp eq i32 %x, 2147483647 + %add = add nsw i32 %x, 1 + %sel = select i1 %cmp, i32 -2147483648, i32 %add + ret i32 %sel +} |
