diff --git a/package/gcc/Config.in.host b/package/gcc/Config.in.host index 5a8f684a4c..3bf87fe597 100644 --- a/package/gcc/Config.in.host +++ b/package/gcc/Config.in.host @@ -76,6 +76,12 @@ config BR2_GCC_SUPPORTS_FINEGRAINEDMTUNE bool default y +# libcilkrts was introduced in gcc 4.9 (oldest gcc version we +# support), and removed in gcc 8.x +config BR2_GCC_SUPPORTS_LIBCILKRTS + bool + default y if !BR2_TOOLCHAIN_GCC_AT_LEAST_8 + config BR2_GCC_VERSION string default "4.9.4" if BR2_GCC_VERSION_4_9_X diff --git a/package/gcc/gcc-final/gcc-final.mk b/package/gcc/gcc-final/gcc-final.mk index 1be0b9bfc9..cbde56ce1c 100644 --- a/package/gcc/gcc-final/gcc-final.mk +++ b/package/gcc/gcc-final/gcc-final.mk @@ -76,6 +76,8 @@ HOST_GCC_FINAL_CONF_OPTS += "--with-multilib-list=m4a,m4a-nofpu" HOST_GCC_FINAL_GCC_LIB_DIR = $(HOST_DIR)/$(GNU_TARGET_NAME)/lib/!m4* endif +ifeq ($(BR2_GCC_SUPPORTS_LIBCILKRTS),y) + # libcilkrts does not support v8 ifeq ($(BR2_sparc),y) HOST_GCC_FINAL_CONF_OPTS += --disable-libcilkrts @@ -86,10 +88,16 @@ ifeq ($(BR2_PTHREADS_NONE),y) HOST_GCC_FINAL_CONF_OPTS += --disable-libcilkrts endif -# Disable shared libs like libstdc++ if we do static since it confuses linking -# In that case also disable libcilkrts as there is no static version ifeq ($(BR2_STATIC_LIBS),y) -HOST_GCC_FINAL_CONF_OPTS += --disable-shared --disable-libcilkrts +# disable libcilkrts as there is no static version +HOST_GCC_FINAL_CONF_OPTS += --disable-libcilkrts +endif + +endif # BR2_GCC_SUPPORTS_LIBCILKRTS + +# Disable shared libs like libstdc++ if we do static since it confuses linking +ifeq ($(BR2_STATIC_LIBS),y) +HOST_GCC_FINAL_CONF_OPTS += --disable-shared else HOST_GCC_FINAL_CONF_OPTS += --enable-shared endif