1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
2; RUN: opt < %s -instcombine -S | FileCheck %s
3
4define i1 @PR2539_A(i1 %A) {
5; CHECK-LABEL: @PR2539_A(
6; CHECK-NEXT:    [[C:%.*]] = xor i1 %A, true
7; CHECK-NEXT:    ret i1 [[C]]
8;
9  %B = zext i1 %A to i32
10  %C = icmp slt i32 %B, 1
11  ret i1 %C
12}
13
14
15define i1 @PR2539_B(i1 zeroext %b) {
16; CHECK-LABEL: @PR2539_B(
17; CHECK-NEXT:    ret i1 false
18;
19  %cmp = icmp slt i1 %b, true
20  ret i1 %cmp
21}
22
23