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b14a203f53
utils/update_test_checks.py was improved with: http://reviews.llvm.org/rL265414 to CHECK-NEXT the first line of the IR function. This ensures that nothing bad has happened before that. llvm-svn: 265417
23 lines
557 B
LLVM
23 lines
557 B
LLVM
; NOTE: Assertions have been autogenerated by update_test_checks.py
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; RUN: opt < %s -instcombine -S | FileCheck %s
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@x = weak global i32 0
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define void @self_assign_1() {
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; CHECK-LABEL: @self_assign_1(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[TMP:%.*]] = load volatile i32, i32* @x, align 4
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; CHECK-NEXT: store volatile i32 [[TMP]], i32* @x, align 4
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; CHECK-NEXT: br label %return
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; CHECK: return:
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; CHECK-NEXT: ret void
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;
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entry:
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%tmp = load volatile i32, i32* @x
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store volatile i32 %tmp, i32* @x
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br label %return
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return:
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ret void
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}
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