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llvm-mirror/test/Transforms/InstCombine/xor2.ll
Chris Lattner 2083adbfb8 new testcase for PR1253
llvm-svn: 35611
2007-04-03 01:45:32 +00:00

20 lines
398 B
LLVM

; This test makes sure that these instructions are properly eliminated.
;
; RUN: llvm-as < %s | opt -instcombine -disable-output &&
; RUN: llvm-as < %s | opt -instcombine | llvm-dis | not grep 'xor '
; PR1253
define i1 @test0(i32 %A) {
%B = xor i32 %A, -2147483648
%C = icmp sgt i32 %B, -1
ret i1 %C
}
define i1 @test1(i32 %A) {
%B = xor i32 %A, 12345
%C = icmp slt i32 %B, 0
ret i1 %C
}