[gcc r14-8050] gccrs: Add new regression test

[Arthur Cohen]

https://gcc.gnu.org/g:3d43c98bf857c42ec533cc605f157b8431aa1b4c

commit r14-8050-g3d43c98bf857c42ec533cc605f157b8431aa1b4c
Author: Pierre-Emmanuel Patry <pierre-emmanuel.patry@embecosm.com>
Date:   Mon Oct 16 14:21:42 2023 +0200

    gccrs: Add new regression test
    
    Add a new test to highlight fix of #2658.
    
    gcc/testsuite/ChangeLog:
    
            * rust/compile/while_break_expr.rs: New test.
    
    Signed-off-by: Pierre-Emmanuel Patry <pierre-emmanuel.patry@embecosm.com>

Diff:
---
 gcc/testsuite/rust/compile/while_break_expr.rs | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/gcc/testsuite/rust/compile/while_break_expr.rs b/gcc/testsuite/rust/compile/while_break_expr.rs
new file mode 100644
index 00000000000..099683e45de
--- /dev/null
+++ b/gcc/testsuite/rust/compile/while_break_expr.rs
@@ -0,0 +1,3 @@
+fn main() {
+    let _ = 'l: while break 'l {};
+}