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llvm-mirror/test/Transforms/InstCombine/zext.ll
Nick Lewycky 3a206901cb Remove this part of the test, it never actually tested anything anyways. This
unbreaks make check after evocallaghan's changes.

llvm-svn: 83827
2009-10-12 06:32:42 +00:00

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374 B
LLVM

; Tests to make sure elimination of casts is working correctly
; RUN: opt < %s -instcombine -S | FileCheck %s
define i64 @test_sext_zext(i16 %A) {
%c1 = zext i16 %A to i32 ; <i32> [#uses=1]
%c2 = sext i32 %c1 to i64 ; <i64> [#uses=1]
ret i64 %c2
; CHECK-NOT: %c1
; CHECK: %c2 = zext i16 %A to i64
; CHECK: ret i64 %c2
}