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; RUN: opt -correlated-propagation -S < %s | FileCheck %s
declare i32 @foo()
define i32 @test1(i32 %a) nounwind {
%a.off = add i32 %a, -8
%cmp = icmp ult i32 %a.off, 8
br i1 %cmp, label %then, label %else
then:
%dead = icmp eq i32 %a, 7
br i1 %dead, label %end, label %else
else:
ret i32 1
end:
ret i32 2
; CHECK: @test1
; CHECK: then:
; CHECK-NEXT: br i1 false, label %end, label %else
}
define i32 @test2(i32 %a) nounwind {
%a.off = add i32 %a, -8
%cmp = icmp ult i32 %a.off, 8
br i1 %cmp, label %then, label %else
then:
%dead = icmp ugt i32 %a, 15
br i1 %dead, label %end, label %else
else:
ret i32 1
end:
ret i32 2
; CHECK: @test2
; CHECK: then:
; CHECK-NEXT: br i1 false, label %end, label %else
}
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