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6aff5b94ff
does normal initialization and normal chaining. Change the default AliasAnalysis implementation to NoAlias. Update StandardCompileOpts.h and friends to explicitly request BasicAliasAnalysis. Update tests to explicitly request -basicaa. llvm-svn: 116720
16 lines
631 B
LLVM
16 lines
631 B
LLVM
; RUN: opt < %s -basicaa -dse -S | not grep tmp5
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; PR2599
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target datalayout = "E-p:64:64:64-a0:0:8-f32:32:32-f64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-v64:64:64-v128:128:128"
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define void @foo({ i32, i32 }* %x) nounwind {
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entry:
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%tmp4 = getelementptr { i32, i32 }* %x, i32 0, i32 0 ; <i32*> [#uses=2]
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%tmp5 = load i32* %tmp4, align 4 ; <i32> [#uses=1]
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%tmp7 = getelementptr { i32, i32 }* %x, i32 0, i32 1 ; <i32*> [#uses=2]
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%tmp8 = load i32* %tmp7, align 4 ; <i32> [#uses=1]
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%tmp17 = sub i32 0, %tmp8 ; <i32> [#uses=1]
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store i32 %tmp5, i32* %tmp4, align 4
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store i32 %tmp17, i32* %tmp7, align 4
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ret void
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}
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