diff options
Diffstat (limited to 'Makefile')
| -rw-r--r-- | Makefile | 21 |
1 files changed, 0 insertions, 21 deletions
@@ -56,27 +56,6 @@ PASST_HEADERS = arch.h arp.h checksum.h conf.h dhcp.h dhcpv6.h icmp.h \ tcp_splice.h udp.h util.h HEADERS = $(PASST_HEADERS) seccomp.h -# On gcc 11 and 12, with -O2 and -flto, tcp_hash() and siphash_20b(), if -# inlined, seem to be hitting something similar to: -# https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78993 -# from the pointer arithmetic used from the tcp_tap_handler() path to get the -# remote connection address. -# -# TODO: With the same combination, in ndp(), gcc optimises away the store of -# hop_limit in the IPv6 header (temporarily set to the protocol number for -# convenience, to mimic the ICMPv6 checksum pseudo-header) before the call to -# csum_unaligned(). Mark csum_unaligned() as "noipa" as a quick work-around, -# while we figure out if a corresponding gcc issue has already been reported. -ifeq (,$(filter-out 11 12, $(shell $(CC) -dumpversion))) -ifneq (,$(filter -flto%,$(FLAGS) $(CFLAGS) $(CPPFLAGS))) -ifneq (,$(filter -O2,$(FLAGS) $(CFLAGS) $(CPPFLAGS))) - FLAGS += -DTCP_HASH_NOINLINE - FLAGS += -DSIPHASH_20B_NOINLINE - FLAGS += -DCSUM_UNALIGNED_NO_IPA -endif -endif -endif - C := \#include <linux/tcp.h>\nstruct tcp_info x = { .tcpi_snd_wnd = 0 }; ifeq ($(shell printf "$(C)" | $(CC) -S -xc - -o - >/dev/null 2>&1; echo $$?),0) FLAGS += -DHAS_SND_WND |