Imported Upstream version 5.18.0.246

Former-commit-id: 0c7ce5b1a7851e13f22acfd379b7f9fb304e4833

external/llvm/test/Transforms/InstCombine/apint-rem1.ll

@@ -0,0 +1,22 @@
+; This test makes sure that these instructions are properly eliminated.
+; This test is for Integer BitWidth < 64 && BitWidth % 2 != 0.
+;
+; RUN: opt < %s -instcombine -S | not grep rem
+
+
+define i33 @test1(i33 %A) {
+    %B = urem i33 %A, 4096
+    ret i33 %B
+}
+
+define i49 @test2(i49 %A) {
+    %B = shl i49 4096, 11
+    %Y = urem i49 %A, %B
+    ret i49 %Y
+}
+
+define i59 @test3(i59 %X, i1 %C) {
+	%V = select i1 %C, i59 70368744177664, i59 4096
+	%R = urem i59 %X, %V
+	ret i59 %R
+}