Handle async keyword for regular implementations

Fixes Rust-GCC#2788 gcc/rust/ChangeLog: * parse/rust-parse-impl.h (Parser::parse_inherent_impl_item): Added switch-case for ASYNC token. gcc/testsuite/ChangeLog: * rust/compile/issue-2788.rs: New test. Signed-off-by: Kushal Pal <[email protected]>
CohenArthur · Jan 17, 2024 · 0cd26bd · 0cd26bd
1 parent 6d85a80
commit 0cd26bd
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diff --git a/gcc/rust/parse/rust-parse-impl.h b/gcc/rust/parse/rust-parse-impl.h
@@ -5600,6 +5600,7 @@ Parser<ManagedTokenSource>::parse_inherent_impl_item ()
 	    return nullptr;
 	  }
       }
+    case ASYNC:
     case EXTERN_KW:
     case UNSAFE:
     case FN_KW:

diff --git a/gcc/testsuite/rust/compile/issue-2788.rs b/gcc/testsuite/rust/compile/issue-2788.rs
@@ -0,0 +1,10 @@
+// { dg-additional-options "-frust-compile-until=lowering" }
+struct Foo {
+    arg_1: u32,
+    arg_2: i32,
+}
+
+impl Foo {
+    async fn asynchronous_function_1(&self) {}
+    async fn asynchronous_function_2() {}
+}