Enable tests for unsafe blocks in inline const patterns

tests/ui/inline-const/pat-unsafe-err.rs

@@ -1,5 +1,3 @@
-// ignore-test This is currently broken
-
 #![allow(incomplete_features)]
 #![feature(inline_const_pat)]
 

tests/ui/inline-const/pat-unsafe-err.stderr

@@ -0,0 +1,19 @@
+error[E0133]: call to unsafe function `require_unsafe` is unsafe and requires unsafe function or block
+  --> $DIR/pat-unsafe-err.rs:11:13
+   |
+LL |             require_unsafe();
+   |             ^^^^^^^^^^^^^^^^ call to unsafe function
+   |
+   = note: consult the function's documentation for information on how to avoid undefined behavior
+
+error[E0133]: call to unsafe function `require_unsafe` is unsafe and requires unsafe function or block
+  --> $DIR/pat-unsafe-err.rs:18:13
+   |
+LL |             require_unsafe()
+   |             ^^^^^^^^^^^^^^^^ call to unsafe function
+   |
+   = note: consult the function's documentation for information on how to avoid undefined behavior
+
+error: aborting due to 2 previous errors
+
+For more information about this error, try `rustc --explain E0133`.

tests/ui/inline-const/pat-unsafe.rs

@@ -1,5 +1,4 @@
 // check-pass
-// ignore-test This is currently broken
 
 #![allow(incomplete_features)]
 #![warn(unused_unsafe)]

tests/ui/inline-const/pat-unsafe.stderr

@@ -0,0 +1,20 @@
+warning: unnecessary `unsafe` block
+  --> $DIR/pat-unsafe.rs:16:17
+   |
+LL |                 unsafe {}
+   |                 ^^^^^^ unnecessary `unsafe` block
+   |
+note: the lint level is defined here
+  --> $DIR/pat-unsafe.rs:4:9
+   |
+LL | #![warn(unused_unsafe)]
+   |         ^^^^^^^^^^^^^
+
+warning: unnecessary `unsafe` block
+  --> $DIR/pat-unsafe.rs:23:17
+   |
+LL |                 unsafe {}
+   |                 ^^^^^^ unnecessary `unsafe` block
+
+warning: 2 warnings emitted
+