Added a codegen test for combining RangeToInclusive with other optimizations

Closes #63646

Author: alex

tests/codegen/range-to-inclusive.rs

@@ -0,0 +1,16 @@
+//@ compile-flags: -O
+
+#![crate_type = "lib"]
+
+// CHECK-LABEL: @and_stuff
+#[no_mangle]
+pub fn and_stuff(a: i32, mut b: i32) -> i32 {
+    // CHECK: start:
+    // CHECK-NEXT: and
+    // CHECK-NEXT: ret
+    for _ in 0..=64 {
+        b &= a;
+    }
+
+    b
+}