2 files changed, 29 insertions, 2 deletions

diff --git a/llvm/test/Transforms/InstCombine/icmp.ll b/llvm/test/Transforms/InstCombine/icmp.ll
index ff11bbff77c..fba273550b1 100644
--- a/llvm/test/Transforms/InstCombine/icmp.ll
+++ b/llvm/test/Transforms/InstCombine/icmp.ll
@@ -379,7 +379,7 @@ define i1 @test38(i32 %x, i32 %y, i32 %z) {
 }
 
 ; PR9343 #1
-; CHECK: test39
+; CHECK: @test39
 ; CHECK %B = icmp eq i32 %X, 0
 define i1 @test39(i32 %X, i32 %Y) {
   %A = ashr exact i32 %X, %Y
@@ -387,10 +387,19 @@ define i1 @test39(i32 %X, i32 %Y) {
   ret i1 %B
 }
 
-; CHECK: test40
+; CHECK: @test40
 ; CHECK: %B = icmp ne i32 %X, 0
 define i1 @test40(i32 %X, i32 %Y) {
   %A = lshr exact i32 %X, %Y
   %B = icmp ne i32 %A, 0
   ret i1 %B
 }
+
+; PR9343 #3
+; CHECK: @test41
+; CHECK: ret i1 true
+define i1 @test41(i32 %X, i32 %Y) {
+  %A = urem i32 %X, %Y
+  %B = icmp ugt i32 %Y, %A
+  ret i1 %B
+}
diff --git a/llvm/test/Transforms/InstSimplify/compare.ll b/llvm/test/Transforms/InstSimplify/compare.ll
index 44c678c6f11..11295b7072b 100644
--- a/llvm/test/Transforms/InstSimplify/compare.ll
+++ b/llvm/test/Transforms/InstSimplify/compare.ll
@@ -236,6 +236,15 @@ define i1 @urem4(i32 %X) {
 ; CHECK: ret i1 %B
 }
 
+define i1 @urem5(i16 %X, i32 %Y) {
+; CHECK: @urem5
+  %A = zext i16 %X to i32
+  %B = urem i32 %A, %Y
+  %C = icmp slt i32 %B, %Y
+  ret i1 %C
+; CHECK: ret i1 true
+}
+
 define i1 @srem1(i32 %X) {
 ; CHECK: @srem1
   %A = srem i32 %X, -5
@@ -244,6 +253,15 @@ define i1 @srem1(i32 %X) {
 ; CHECK: ret i1 false
 }
 
+define i1 @srem2(i32 %X, i32 %Y) {
+; CHECK: @srem2
+  %neg = sub i32 %Y, 0
+  %A = srem i32 %X, %Y
+  %B = icmp slt i32 %A, %neg
+  ret i1 %B
+; CHECK: ret i1 true
+}
+
 define i1 @udiv1(i32 %X) {
 ; CHECK: @udiv1
   %A = udiv i32 %X, 1000000