tests with fixed errors

Author: Luv-Ray

tests/ui/indexing/index-bounds.rs

@@ -5,6 +5,9 @@ fn main() {
     //~^ ERROR this operation will panic at runtime [unconditional_panic]
 
     // issue #121126, test index value between 0xFFFF_FF00 and u32::MAX
-    let _n = [64][4_294_967_295];
+    let _n = [64][u32::MAX as usize - 1];
+    //~^ ERROR this operation will panic at runtime [unconditional_panic]
+
+    let _n = [64][u32::MAX as usize + 1];
     //~^ ERROR this operation will panic at runtime [unconditional_panic]
 }

tests/ui/indexing/index-bounds.stderr

@@ -9,8 +9,14 @@ LL |     let _n = [64][200];
 error: this operation will panic at runtime
   --> $DIR/index-bounds.rs:8:14
    |
-LL |     let _n = [64][4_294_967_295];
-   |              ^^^^^^^^^^^^^^^^^^^ index out of bounds: the length is 1 but the index is 4294967295
+LL |     let _n = [64][u32::MAX as usize - 1];
+   |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^ index out of bounds: the length is 1 but the index is 4294967294
 
-error: aborting due to 2 previous errors
+error: this operation will panic at runtime
+  --> $DIR/index-bounds.rs:11:14
+   |
+LL |     let _n = [64][u32::MAX as usize + 1];
+   |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^ index out of bounds: the length is 1 but the index is 4294967296
+
+error: aborting due to 3 previous errors