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20 lines
657 B
LLVM
20 lines
657 B
LLVM
; Tests to make sure elimination of casts is working correctly
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; RUN: llvm-as < %s | opt -instcombine | llvm-dis | notcast
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target datalayout = "p:32:32"
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define i8* @test1(i8* %t) {
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%tmpc = ptrtoint i8* %t to i32 ; <i32> [#uses=1]
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%tmpa = add i32 %tmpc, 32 ; <i32> [#uses=1]
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%tv = inttoptr i32 %tmpa to i8* ; <i8*> [#uses=1]
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ret i8* %tv
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}
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define i1 @test2(i8* %a, i8* %b) {
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%tmpa = ptrtoint i8* %a to i32 ; <i32> [#uses=1]
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%tmpb = ptrtoint i8* %b to i32 ; <i32> [#uses=1]
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%r = icmp eq i32 %tmpa, %tmpb ; <i1> [#uses=1]
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ret i1 %r
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}
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