forked from OSchip/llvm-project
25 lines
457 B
LLVM
25 lines
457 B
LLVM
; RUN: opt < %s -basicaa -functionattrs -S | FileCheck %s
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@x = global i32 0
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; CHECK: declare i32 @e() #0
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declare i32 @e() readnone
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; CHECK: define i32 @f() #0
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define i32 @f() {
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%tmp = call i32 @e( ) ; <i32> [#uses=1]
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ret i32 %tmp
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}
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; CHECK: define i32 @g() #0
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define i32 @g() readonly {
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ret i32 0
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}
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; CHECK: define i32 @h() #0
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define i32 @h() readnone {
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%tmp = load i32* @x ; <i32> [#uses=1]
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ret i32 %tmp
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}
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; CHECK: attributes #0 = { readnone }
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