[X86] Delete old redundant test. NFC.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@262088 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Ahmed Bougacha 2016-02-26 23:00:00 +00:00
parent 0b51670950
commit b1a7fb8d69

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@ -1,12 +0,0 @@
; RUN: llc < %s -march=x86-64 | FileCheck %s
@var = external global i64 ; <i64*> [#uses=1]
define i32 @main() nounwind {
entry:
; CHECK-LABEL: main:
; CHECK: lock
; CHECK: decq
atomicrmw sub i64* @var, i64 1 monotonic
unreachable
}