Add a testcase from pr16244.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@183433 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/test/Transforms/InstCombine/icmp.ll b/test/Transforms/InstCombine/icmp.ll
index ed1cd1e5a4cbbb93a7829d9fcab88838445e606e..5248a899b3ba3485e05db5ab2496ffe28ecaeb96 100644 (file)
--- a/test/Transforms/InstCombine/icmp.ll
+++ b/test/Transforms/InstCombine/icmp.ll
@@ -988,3 +988,13 @@ define i1 @icmp_add_and_shr_ne_0(i32 %X) {
   %tobool = icmp ne i32 %add, 0
   ret i1 %tobool
 }
+
+; PR16244
+; CHECK: define i1 @test71
+; CHECK-NEXT: ret i1 false
+define i1 @test71(i8* %x) {
+  %a = getelementptr i8* %x, i64 8
+  %b = getelementptr inbounds i8* %x, i64 8
+  %c = icmp ugt i8* %a, %b
+  ret i1 %c
+}