sys: Enable -Wunused-but-set-variable for GCC.

It has been enabled for clang for a while now. Reviewed by: emaste Differential Revision: https://reviews.freebsd.org/D39358
2023-04-10 10:36:33 -07:00 · 2023-04-10 10:36:33 -07:00 · 3b3762c34e
commit 3b3762c34e
parent 8e9db62e74
1 changed files with 1 additions and 2 deletions
--- a/sys/conf/kern.mk
+++ b/sys/conf/kern.mk
@ -74,8 +74,7 @@ CWARNEXTRA?=	-Wno-error=address				\
 		-Wno-error=sequence-point			\
 		-Wno-error=shift-overflow			\
 		-Wno-error=tautological-compare			\
-		-Wno-error=unused-function			\
-		-Wno-unused-but-set-variable
+		-Wno-error=unused-function
 .if ${COMPILER_VERSION} >= 70100
 CWARNEXTRA+=	-Wno-error=stringop-overflow
 .endif