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1; This test makes sure that mul instructions are properly eliminated.
2; This test is for Integer BitWidth >= 64 && BitWidth % 2 >= 1024.
3;
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5; RUN: opt < %s -instcombine -S | not grep mul
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8define i177 @test1(i177 %X) {
9    %C = shl i177 1, 155
10    %Y = mul i177 %X, %C
11    ret i177 %Y
12}
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