From: Jakub Dupak <dev@jakubdupak.com>
Date: Sun, 3 Dec 2023 10:13:04 +0000 (+0100)
Subject: gccrs: TyTy: Fix missed nodiscard
X-Git-Tag: basepoints/gcc-15~1542
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=ed198edc9bfc17b4c2356068623aa31bda4e1ee7;p=thirdparty%2Fgcc.git

gccrs: TyTy: Fix missed nodiscard

gcc/rust/ChangeLog:

	* typecheck/rust-tyty.h: Fix nodiscard to warn unused.

Signed-off-by: Jakub Dupak <dev@jakubdupak.com>
---

diff --git a/gcc/rust/typecheck/rust-tyty.h b/gcc/rust/typecheck/rust-tyty.h
index 8bfa83da8d8b..da4b901724db 100644
--- a/gcc/rust/typecheck/rust-tyty.h
+++ b/gcc/rust/typecheck/rust-tyty.h
@@ -177,7 +177,7 @@ public:
   virtual BaseType *clone () const = 0;
 
   // Check if TyTy::BaseType is of a specific type.
-  template <typename T>[[nodiscard]] bool is () const
+  template <typename T> WARN_UNUSED_RESULT bool is () const
   {
     static_assert (std::is_base_of<BaseType, T>::value,
 		   "Can only safely cast to TyTy types.");