reduce build time, approx. 13 minutes on x86_64 buildsystem, from musl-cross

toolchain/gcc/Makefile

@@ -135,6 +135,8 @@ ifeq ($(ADK_LINUX_SH),y)
 endif
 	sed -i '/k prot/agcc_cv_libc_provides_ssp=yes' $(WRKBUILD)/gcc/configure
 	cd $(GCC_BUILD_DIR_MINIMAL); PATH='$(TARGET_PATH)' \
+		CFLAGS="-O0 -g0" \
+		CXXFLAGS="-O0 -g0" \
 		$(WRKBUILD)/configure \
 			${GCC_CONFOPTS} \
 			--enable-languages=c \
@@ -153,6 +155,8 @@ $(WRKBUILD)/.headers: $(GCC_BUILD_DIR_MINIMAL)/.compiled
 $(GCC_BUILD_DIR_INITIAL)/.configured:
 	mkdir -p $(GCC_BUILD_DIR_INITIAL)
 	cd $(GCC_BUILD_DIR_INITIAL); PATH='$(TARGET_PATH)' \
+		CFLAGS="-O0 -g0" \
+		CXXFLAGS="-O0 -g0" \
 		$(WRKBUILD)/configure \
 			${GCC_CONFOPTS} \
 			--enable-languages=c \