forked from OSchip/llvm-project
27 lines
644 B
LLVM
27 lines
644 B
LLVM
; RUN: opt < %s -S -ipsccp | FileCheck %s
|
|
|
|
@_ZL6test1g = internal global i32 42, align 4
|
|
|
|
define void @_Z7test1f1v() nounwind {
|
|
entry:
|
|
%tmp = load i32, i32* @_ZL6test1g, align 4
|
|
%cmp = icmp eq i32 %tmp, 0
|
|
br i1 %cmp, label %if.then, label %if.end
|
|
|
|
if.then: ; preds = %entry
|
|
store i32 0, i32* @_ZL6test1g, align 4
|
|
br label %if.end
|
|
|
|
if.end: ; preds = %if.then, %entry
|
|
ret void
|
|
}
|
|
|
|
; CHECK: @_Z7test1f2v()
|
|
; CHECK: entry:
|
|
; CHECK-NEXT: ret i32 42
|
|
define i32 @_Z7test1f2v() nounwind {
|
|
entry:
|
|
%tmp = load i32, i32* @_ZL6test1g, align 4
|
|
ret i32 %tmp
|
|
}
|