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-rw-r--r--llvm/test/Transforms/InstCombine/2008-02-23-MulSub.ll9
1 files changed, 9 insertions, 0 deletions
diff --git a/llvm/test/Transforms/InstCombine/2008-02-23-MulSub.ll b/llvm/test/Transforms/InstCombine/2008-02-23-MulSub.ll
new file mode 100644
index 00000000000..21917ab5cf4
--- /dev/null
+++ b/llvm/test/Transforms/InstCombine/2008-02-23-MulSub.ll
@@ -0,0 +1,9 @@
+; RUN: llvm-as | opt -instcombine | llvm-dis | not grep mul
+
+define i26 @mul_283(i26 %a) nounwind {
+entry:
+ %_add = mul i26 %a, 2885 ; <i26> [#uses=1]
+ %_shl2 = mul i26 %a, 2884 ; <i26> [#uses=1]
+ %_sub = sub i26 %_add, %_shl2 ; <i26> [#uses=1]
+ ret i26 %_sub
+}
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