File: 2006-10-20-mask.ll

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llvm-toolchain-21 1%3A21.1.6-3
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; RUN: opt < %s -passes=instcombine -S | FileCheck %s
; CHECK: and

define i64 @foo(i64 %tmp, i64 %tmp2) {
        %tmp.upgrd.1 = trunc i64 %tmp to i32            ; <i32> [#uses=1]
        %tmp2.upgrd.2 = trunc i64 %tmp2 to i32          ; <i32> [#uses=1]
        %tmp3 = and i32 %tmp.upgrd.1, %tmp2.upgrd.2             ; <i32> [#uses=1]
        %tmp4 = zext i32 %tmp3 to i64           ; <i64> [#uses=1]
        ret i64 %tmp4
}