toolchain: remove BR2_TOOLCHAIN_HAS_GCC_BUG_93847 (nios2 only)

Signed-off-by: Romain Naour <romain.naour@smile.fr>
Signed-off-by: Julien Olivain <ju.o@free.fr>

package/asterisk/asterisk.mk

@@ -290,10 +290,6 @@ ASTERISK_MAKE_OPTS += OPTIMIZE=""
 
 ASTERISK_CFLAGS = $(TARGET_CFLAGS)
 
-ifeq ($(BR2_TOOLCHAIN_HAS_GCC_BUG_93847),y)
-ASTERISK_CFLAGS += -O0
-endif
-
 ASTERISK_CONF_OPTS += CFLAGS="$(ASTERISK_CFLAGS)"
 
 # We want to install sample configuration files, too.

package/git/git.mk

@@ -66,7 +66,7 @@ endif
 
 GIT_CFLAGS = $(TARGET_CFLAGS)
 
-ifneq ($(BR2_TOOLCHAIN_HAS_GCC_BUG_85180)$(BR2_TOOLCHAIN_HAS_GCC_BUG_93847),)
+ifneq ($(BR2_TOOLCHAIN_HAS_GCC_BUG_85180),)
 GIT_CFLAGS += -O0
 endif
 

toolchain/Config.in

@@ -180,13 +180,6 @@ config BR2_TOOLCHAIN_HAS_GCC_BUG_90620
 	depends on !BR2_TOOLCHAIN_GCC_AT_LEAST_10 \
 		|| BR2_TOOLCHAIN_GCC_AT_LEAST_11
 
-# https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93847
-# ICE: compiler error: Segmentation fault on Nios II. This bug
-# no longer exists in gcc 9.x.
-config BR2_TOOLCHAIN_HAS_GCC_BUG_93847
-	bool
-	default y if BR2_nios2 && !BR2_TOOLCHAIN_GCC_AT_LEAST_9
-
 # https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99410
 # Error: branch offset out of range on Nios II. This bug
 # no longer exists in gcc 8.x but reappeared on gcc 9.x and still exists