rust: use USE_CXX_FEATURES

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Module Name:	pkgsrc-wip
Committed By:	pin <voidpin%protonmail.com@localhost>
Pushed By:	pin
Date:		Fri Oct 13 08:37:36 2023 +0200
Changeset:	206055780d5c5ca0d2286eca87d93fb1adaaf988

Modified Files:
	rust/Makefile

Log Message:
rust: use USE_CXX_FEATURES

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https://wip.pkgsrc.org/cgi-bin/gitweb.cgi?p=pkgsrc-wip.git;a=commitdiff;h=206055780d5c5ca0d2286eca87d93fb1adaaf988

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diffstat:
 rust/Makefile | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diffs:
diff --git a/rust/Makefile b/rust/Makefile
index 2ca0416697..a07d357b42 100644
--- a/rust/Makefile
+++ b/rust/Makefile
@@ -13,7 +13,7 @@ LICENSE=	mit OR apache-2.0
 CONFLICTS+=	rust-bin-[0-9]*
 
 # LLVM requires gcc7, follow suit.  Also, uses -std=c++17
-GCC_REQD+=	7
+USE_CXX_FEATURES+=      c++17
 
 USE_GCC_RUNTIME=	yes
 USE_LANGUAGES=		c c++17