[llvm] r299846 - [InstCombine] add test for PR32524; NFC

[Sanjay Patel via llvm-commits]

Author: spatel
Date: Mon Apr 10 11:28:08 2017
New Revision: 299846

URL: http://llvm.org/viewvc/llvm-project?rev=299846&view=rev
Log:
[InstCombine] add test for PR32524; NFC

Modified:
    llvm/trunk/test/Transforms/InstCombine/or.ll

Modified: llvm/trunk/test/Transforms/InstCombine/or.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/Transforms/InstCombine/or.ll?rev=299846&r1=299845&r2=299846&view=diff
==============================================================================
--- llvm/trunk/test/Transforms/InstCombine/or.ll (original)
+++ llvm/trunk/test/Transforms/InstCombine/or.ll Mon Apr 10 11:28:08 2017
@@ -215,11 +215,25 @@ define i1 @test19(i32 %A) {
 ;
   %B = icmp eq i32 %A, 50
   %C = icmp eq i32 %A, 51
-  ;; (A&-2) == 50
   %D = or i1 %B, %C
   ret i1 %D
 }
 
+; PR32524: https://bugs.llvm.org/show_bug.cgi?id=32524
+
+define i1 @or_icmps_eq_diff1(i32 %x) {
+; CHECK-LABEL: @or_icmps_eq_diff1(
+; CHECK-NEXT:    [[CMP1:%.*]] = icmp eq i32 %x, -1
+; CHECK-NEXT:    [[CMP2:%.*]] = icmp eq i32 %x, 0
+; CHECK-NEXT:    [[LOGIC:%.*]] = or i1 [[CMP1]], [[CMP2]]
+; CHECK-NEXT:    ret i1 [[LOGIC]]
+;
+  %cmp1 = icmp eq i32 %x, -1
+  %cmp2 = icmp eq i32 %x, 0
+  %logic = or i1 %cmp1, %cmp2
+  ret i1 %logic
+}
+
 define i32 @test20(i32 %x) {
 ; CHECK-LABEL: @test20(
 ; CHECK-NEXT:    ret i32 %x