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Diffstat (limited to 'test/Transforms/InstCombine/zext-bool-add-sub.ll')
-rw-r--r-- | test/Transforms/InstCombine/zext-bool-add-sub.ll | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/test/Transforms/InstCombine/zext-bool-add-sub.ll b/test/Transforms/InstCombine/zext-bool-add-sub.ll new file mode 100644 index 0000000000000..11642733acc07 --- /dev/null +++ b/test/Transforms/InstCombine/zext-bool-add-sub.ll @@ -0,0 +1,29 @@ +; RUN: opt < %s -instcombine -S | not grep zext + +define i32 @a(i1 %x) { +entry: + %y = zext i1 %x to i32 + %res = add i32 %y, 1 + ret i32 %res +} + +define i32 @b(i1 %x) { +entry: + %y = zext i1 %x to i32 + %res = add i32 %y, -1 + ret i32 %res +} + +define i32 @c(i1 %x) { +entry: + %y = zext i1 %x to i32 + %res = sub i32 0, %y + ret i32 %res +} + +define i32 @d(i1 %x) { +entry: + %y = zext i1 %x to i32 + %res = sub i32 3, %y + ret i32 %res +} |