29 lines
804 B
LLVM
29 lines
804 B
LLVM
; RUN: opt -S -sink < %s | FileCheck %s
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target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
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target triple = "x86_64-unknown-linux-gnu"
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define void @test1(i32* ()*) {
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entry:
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%1 = call i32* %0() #0
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fence syncscope("singlethread") seq_cst
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%2 = load i32, i32* %1, align 4
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fence syncscope("singlethread") seq_cst
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%3 = icmp eq i32 %2, 0
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br i1 %3, label %fail, label %pass
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fail: ; preds = %top
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br label %pass
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pass: ; preds = %fail, %top
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ret void
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}
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; CHECK-LABEL: @test1(
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; CHECK: %[[call:.*]] = call i32* %0()
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; CHECK: fence syncscope("singlethread") seq_cst
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; CHECK: load i32, i32* %[[call]], align 4
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; CHECK: fence syncscope("singlethread") seq_cst
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attributes #0 = { nounwind readnone }
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