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Imported Upstream version 5.18.0.179

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Former-commit-id: 67aa10e65b237e1c4537630979ee99ebe1374215
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Xamarin Public Jenkins (auto-signing)
2018-10-25 08:34:57 +00:00
parent d6bde52373
commit 8625704ad8
28485 changed files with 3866843 additions and 50 deletions
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23
external/llvm/test/Transforms/FunctionAttrs/atomic.ll vendored Normal file
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; RUN: opt -basicaa -functionattrs -S < %s | FileCheck %s
; Atomic load/store to local doesn't affect whether a function is
; readnone/readonly.
define i32 @test1(i32 %x) uwtable ssp {
; CHECK: define i32 @test1(i32 %x) #0 {
entry:
%x.addr = alloca i32, align 4
store atomic i32 %x, i32* %x.addr seq_cst, align 4
%r = load atomic i32, i32* %x.addr seq_cst, align 4
ret i32 %r
}
; A function with an Acquire load is not readonly.
define i32 @test2(i32* %x) uwtable ssp {
; CHECK: define i32 @test2(i32* nocapture readonly %x) #1 {
entry:
%r = load atomic i32, i32* %x seq_cst, align 4
ret i32 %r
}
; CHECK: attributes #0 = { norecurse readnone ssp uwtable }
; CHECK: attributes #1 = { norecurse ssp uwtable }