Add testcase to cover parse errors in unsafe expressions

We had a bug in the parser with unsafe expression this adds a test case to
cover the parser issue.

Fixes #584

1 files changed, 9 insertions, 0 deletions

diff --git a/gcc/testsuite/rust/compile/torture/unsafe3.rs b/gcc/testsuite/rust/compile/torture/unsafe3.rs
new file mode 100644
index 0000000..5f42725
--- /dev/null
+++ b/gcc/testsuite/rust/compile/torture/unsafe3.rs
@@ -0,0 +1,9 @@
+pub fn test() -> i32 {
+    let a = unsafe { 123 };
+    a
+}
+
+pub fn main() {
+    let a = test();
+    // { dg-warning "unused name" "" { target *-*-* } .-1 }
+}