[llvm] a99b97b - [InstSimplify] Add additional icmp of gep folding test; NFC

[Nikita Popov via llvm-commits]

Author: Nikita Popov
Date: 2020-03-04T18:27:01+01:00
New Revision: a99b97b81881f0c8b70f829d7d836b2539d1b6a6

URL: https://github.com/llvm/llvm-project/commit/a99b97b81881f0c8b70f829d7d836b2539d1b6a6
DIFF: https://github.com/llvm/llvm-project/commit/a99b97b81881f0c8b70f829d7d836b2539d1b6a6.diff

LOG: [InstSimplify] Add additional icmp of gep folding test; NFC

Added: 
    

Modified: 
    llvm/test/Transforms/InstSimplify/compare.ll

Removed: 
    


################################################################################
diff  --git a/llvm/test/Transforms/InstSimplify/compare.ll b/llvm/test/Transforms/InstSimplify/compare.ll
index c23fab8e91c2..c4e791fc6695 100644
--- a/llvm/test/Transforms/InstSimplify/compare.ll
+++ b/llvm/test/Transforms/InstSimplify/compare.ll
@@ -299,6 +299,16 @@ define i1 @gep17() {
   ret i1 %cmp
 }
 
+define i1 @gep_same_base_constant_indices(i8* %a) {
+; CHECK-LABEL: @gep_same_base_constant_indices(
+; CHECK-NEXT:    ret i1 icmp slt (i8* getelementptr (i8, i8* null, i64 1), i8* getelementptr (i8, i8* null, i64 10))
+;
+  %arrayidx1 = getelementptr inbounds i8, i8* %a, i64 1
+  %arrayidx2 = getelementptr inbounds i8, i8* %a, i64 10
+  %cmp = icmp slt i8* %arrayidx1, %arrayidx2
+  ret i1 %cmp
+}
+
 define i1 @zext(i32 %x) {
 ; CHECK-LABEL: @zext(
 ; CHECK-NEXT:    ret i1 true