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llvm-mirror/test/Transforms/FunctionAttrs/2008-09-03-ReadNone.ll
Bill Wendling 74351693ea Modify the LLVM assembly output so that it uses references to represent function attributes.
This makes the LLVM assembly look better. E.g.:

     define void @foo() #0 { ret void }
     attributes #0 = { nounwind noinline ssp }

llvm-svn: 175605
2013-02-20 07:21:42 +00:00

25 lines
457 B
LLVM

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