21 lines
606 B
LLVM
21 lines
606 B
LLVM
|
; RUN: opt -passes=simplifycfg -simplifycfg-require-and-preserve-domtree=1 -disable-output < %s
|
||
|
|
|
||
|
|
@foo = external constant i32
|
||
|
|
|
||
|
|
define i32 @f() {
|
||
|
|
entry:
|
||
|
|
%and = and i64 ptrtoint (ptr @foo to i64), 15
|
||
|
|
%cmp = icmp eq i64 %and, 0
|
||
|
|
br i1 %cmp, label %if.end, label %if.then
|
||
|
|
|
||
|
|
if.then: ; preds = %entry
|
||
|
|
br label %return
|
||
|
|
|
||
|
|
if.end: ; preds = %entry
|
||
|
|
br label %return
|
||
|
|
|
||
|
|
return: ; preds = %if.end, %if.then
|
||
|
|
%storemerge = phi i32 [ 1, %if.end ], [ 0, %if.then ]
|
||
|
|
ret i32 %storemerge
|
||
|
|
}
|