Test memory exhaustion in const evaluation

Author: syvb

src/test/ui/consts/large_const_alloc.rs

@@ -7,6 +7,12 @@ const FOO: () = {
     //~^ ERROR evaluation of constant value failed
 };
 
+static FOO2: () = {
+    let x = [0_u8; (1 << 47) - 1];
+    //~^ ERROR could not evaluate static initializer
+};
+
 fn main() {
     let _ = FOO;
+    let _ = FOO2;
 }

src/test/ui/consts/large_const_alloc.stderr

@@ -4,6 +4,12 @@ error[E0080]: evaluation of constant value failed
 LL |     let x = [0_u8; (1 << 47) - 1];
    |             ^^^^^^^^^^^^^^^^^^^^^ tried to allocate more memory than available to compiler
 
-error: aborting due to previous error
+error[E0080]: could not evaluate static initializer
+  --> $DIR/large_const_alloc.rs:11:13
+   |
+LL |     let x = [0_u8; (1 << 47) - 1];
+   |             ^^^^^^^^^^^^^^^^^^^^^ tried to allocate more memory than available to compiler
+
+error: aborting due to 2 previous errors
 
 For more information about this error, try `rustc --explain E0080`.