* [dpdk-dev] pktgen-2.9.13 not compiling with gcc 4.9 because of -Wdiscarded-qualifiers / 2.9.12 fine @ 2016-04-09 22:00 Laurent GUERBY 2016-04-10 4:59 ` Wiles, Keith 0 siblings, 1 reply; 4+ messages in thread From: Laurent GUERBY @ 2016-04-09 22:00 UTC (permalink / raw) To: dev Hi, pktgen-2.9.13 is not compiling with gcc 4.9, see below 2.9.12 is compiling fine with gcc 4.9, so looks like new IPv6 code recently added is the culprit. I think -Wdiscarded-qualifiers is available only with gcc 5+ https://gcc.gnu.org/gcc-5/changes.html Sincerely, Laurent root@dpdk3:~/pktgen-2.9.13# make == lib == common CC wr_copyright_info.o CC wr_port_config.o CC wr_core_info.o CC wr_lscpu.o CC wr_utils.o CC wr_coremap.o CC wr_pcap.o In file included from /root/pktgen-2.9.13/lib/common/wr_pcap.c:122:0: /root/pktgen-2.9.13/lib/common/wr_inet.h:755:9: error: unknown option after ‘#pragma GCC diagnostic’ kind [-Werror=pragmas] #pragma GCC diagnostic ignored "-Wdiscarded-qualifiers" ^ /root/pktgen-2.9.13/lib/common/wr_inet.h: In function ‘inet_ntop6’: /root/pktgen-2.9.13/lib/common/wr_inet.h:758:2: error: return discards ‘const’ qualifier from pointer target type [-Werror] return inet_ntop(AF_INET6, ip6, buff, len); ^ cc1: all warnings being treated as errors /root/dpdk-2.2.0/mk/internal/rte.compile-pre.mk:126: recipe for target 'wr_pcap.o' failed make[3]: *** [wr_pcap.o] Error 1 /root/dpdk-2.2.0/mk/rte.extlib.mk:44: recipe for target 'all' failed make[2]: *** [all] Error 2 /root/dpdk-2.2.0/mk/rte.extsubdir.mk:46: recipe for target 'common' failed make[1]: *** [common] Error 2 /root/dpdk-2.2.0/mk/rte.extsubdir.mk:46: recipe for target 'lib' failed make: *** [lib] Error 2 ^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [dpdk-dev] pktgen-2.9.13 not compiling with gcc 4.9 because of -Wdiscarded-qualifiers / 2.9.12 fine 2016-04-09 22:00 [dpdk-dev] pktgen-2.9.13 not compiling with gcc 4.9 because of -Wdiscarded-qualifiers / 2.9.12 fine Laurent GUERBY @ 2016-04-10 4:59 ` Wiles, Keith 2016-04-10 9:25 ` Laurent GUERBY 0 siblings, 1 reply; 4+ messages in thread From: Wiles, Keith @ 2016-04-10 4:59 UTC (permalink / raw) To: Laurent GUERBY, dev >Hi, > >pktgen-2.9.13 is not compiling with gcc 4.9, see below > >2.9.12 is compiling fine with gcc 4.9, so looks like new >IPv6 code recently added is the culprit. > >I think -Wdiscarded-qualifiers is available only with gcc 5+ >https://gcc.gnu.org/gcc-5/changes.html Thanks I have fixed the problem on Ubuntu 15.10 using gcc 4.9 and 5.x plus pushed a new version. Please give it a try. > >Sincerely, > >Laurent > >root@dpdk3:~/pktgen-2.9.13# make >== lib >== common > CC wr_copyright_info.o > CC wr_port_config.o > CC wr_core_info.o > CC wr_lscpu.o > CC wr_utils.o > CC wr_coremap.o > CC wr_pcap.o >In file included from /root/pktgen-2.9.13/lib/common/wr_pcap.c:122:0: >/root/pktgen-2.9.13/lib/common/wr_inet.h:755:9: error: unknown option >after ‘#pragma GCC diagnostic’ kind [-Werror=pragmas] > #pragma GCC diagnostic ignored "-Wdiscarded-qualifiers" > ^ >/root/pktgen-2.9.13/lib/common/wr_inet.h: In function ‘inet_ntop6’: >/root/pktgen-2.9.13/lib/common/wr_inet.h:758:2: error: return discards >‘const’ qualifier from pointer target type [-Werror] > return inet_ntop(AF_INET6, ip6, buff, len); > ^ >cc1: all warnings being treated as errors >/root/dpdk-2.2.0/mk/internal/rte.compile-pre.mk:126: recipe for target >'wr_pcap.o' failed >make[3]: *** [wr_pcap.o] Error 1 >/root/dpdk-2.2.0/mk/rte.extlib.mk:44: recipe for target 'all' failed >make[2]: *** [all] Error 2 >/root/dpdk-2.2.0/mk/rte.extsubdir.mk:46: recipe for target 'common' >failed >make[1]: *** [common] Error 2 >/root/dpdk-2.2.0/mk/rte.extsubdir.mk:46: recipe for target 'lib' failed >make: *** [lib] Error 2 > > > Regards, Keith ^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [dpdk-dev] pktgen-2.9.13 not compiling with gcc 4.9 because of -Wdiscarded-qualifiers / 2.9.12 fine 2016-04-10 4:59 ` Wiles, Keith @ 2016-04-10 9:25 ` Laurent GUERBY 2016-04-10 17:47 ` Wiles, Keith 0 siblings, 1 reply; 4+ messages in thread From: Laurent GUERBY @ 2016-04-10 9:25 UTC (permalink / raw) To: Wiles, Keith; +Cc: dev On Sun, 2016-04-10 at 04:59 +0000, Wiles, Keith wrote: > >Hi, > > > >pktgen-2.9.13 is not compiling with gcc 4.9, see below > > > >2.9.12 is compiling fine with gcc 4.9, so looks like new > >IPv6 code recently added is the culprit. > > > >I think -Wdiscarded-qualifiers is available only with gcc 5+ > >https://gcc.gnu.org/gcc-5/changes.html > > Thanks I have fixed the problem on Ubuntu 15.10 using gcc 4.9 and 5.x plus pushed a new version. Please give it a try. Hi Keith, The original error is gone, thanks! But I get another one a bit later (source up to date from git for pktgen, DPDK 2.2.0 as SDK) : CC pktgen-capture.o In file included from /root/pktgen-dpdk/app/pktgen-seq.h:72:0, from /root/pktgen-dpdk/app/pktgen-port-cfg.h:80, from /root/pktgen-dpdk/app/pktgen-capture.h:77, from /root/pktgen-dpdk/app/pktgen-capture.c:68: /root/dpdk-2.2.0/x86_64-native-linuxapp-gcc/include/cmdline_parse_ipaddr.h:89:27: error: field ‘hdr’ has incomplete type struct cmdline_token_hdr hdr; ^ /root/dpdk-2.2.0/x86_64-native-linuxapp-gcc/include/cmdline_parse_ipaddr.h:96:26: error: unknown type name ‘cmdline_parse_token_hdr_t’ int cmdline_parse_ipaddr(cmdline_parse_token_hdr_t *tk, const char *srcbuf, ^ /root/dpdk-2.2.0/x86_64-native-linuxapp-gcc/include/cmdline_parse_ipaddr.h:98:29: error: unknown type name ‘cmdline_parse_token_hdr_t’ int cmdline_get_help_ipaddr(cmdline_parse_token_hdr_t *tk, char *dstbuf, ^ /root/dpdk-2.2.0/mk/internal/rte.compile-pre.mk:126: recipe for target 'pktgen-capture.o' failed make[2]: *** [pktgen-capture.o] Error 1 /root/dpdk-2.2.0/mk/rte.extapp.mk:42: recipe for target 'all' failed make[1]: *** [all] Error 2 /root/dpdk-2.2.0/mk/rte.extsubdir.mk:46: recipe for target 'app' failed make: *** [app] Error 2 This is fixed by this patch: root@dpdk3:~/pktgen-dpdk/app# git diff diff --git a/app/pktgen-seq.h b/app/pktgen-seq.h index a48fbe0..ba787ff 100644 --- a/app/pktgen-seq.h +++ b/app/pktgen-seq.h @@ -69,6 +69,7 @@ #define _PKTGEN_SEQ_H_ #include <rte_ether.h> +#include <cmdline_parse.h> #include <cmdline_parse_ipaddr.h> #include <wr_inet.h> Then it fails linking: LD pktgen /usr/bin/ld: cannot find -llua collect2: error: ld returned 1 exit status I tried a few things and got this link working but then I got errors about implicit declaration of function ‘lua_putstring’ and this is a macro in 5.3.0 but not present in 5.3.2, a bit more lua transition work is probably needed :). Sincerely, Laurent > > > >Sincerely, > > > >Laurent > > > >root@dpdk3:~/pktgen-2.9.13# make > >== lib > >== common > > CC wr_copyright_info.o > > CC wr_port_config.o > > CC wr_core_info.o > > CC wr_lscpu.o > > CC wr_utils.o > > CC wr_coremap.o > > CC wr_pcap.o > >In file included from /root/pktgen-2.9.13/lib/common/wr_pcap.c:122:0: > >/root/pktgen-2.9.13/lib/common/wr_inet.h:755:9: error: unknown option > >after ‘#pragma GCC diagnostic’ kind [-Werror=pragmas] > > #pragma GCC diagnostic ignored "-Wdiscarded-qualifiers" > > ^ > >/root/pktgen-2.9.13/lib/common/wr_inet.h: In function ‘inet_ntop6’: > >/root/pktgen-2.9.13/lib/common/wr_inet.h:758:2: error: return discards > >‘const’ qualifier from pointer target type [-Werror] > > return inet_ntop(AF_INET6, ip6, buff, len); > > ^ > >cc1: all warnings being treated as errors > >/root/dpdk-2.2.0/mk/internal/rte.compile-pre.mk:126: recipe for target > >'wr_pcap.o' failed > >make[3]: *** [wr_pcap.o] Error 1 > >/root/dpdk-2.2.0/mk/rte.extlib.mk:44: recipe for target 'all' failed > >make[2]: *** [all] Error 2 > >/root/dpdk-2.2.0/mk/rte.extsubdir.mk:46: recipe for target 'common' > >failed > >make[1]: *** [common] Error 2 > >/root/dpdk-2.2.0/mk/rte.extsubdir.mk:46: recipe for target 'lib' failed > >make: *** [lib] Error 2 > > > > > > > > > Regards, > Keith > > > > ^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [dpdk-dev] pktgen-2.9.13 not compiling with gcc 4.9 because of -Wdiscarded-qualifiers / 2.9.12 fine 2016-04-10 9:25 ` Laurent GUERBY @ 2016-04-10 17:47 ` Wiles, Keith 0 siblings, 0 replies; 4+ messages in thread From: Wiles, Keith @ 2016-04-10 17:47 UTC (permalink / raw) To: Laurent GUERBY; +Cc: dev >On Sun, 2016-04-10 at 04:59 +0000, Wiles, Keith wrote: >> >Hi, >> > >> >pktgen-2.9.13 is not compiling with gcc 4.9, see below >> > >> >2.9.12 is compiling fine with gcc 4.9, so looks like new >> >IPv6 code recently added is the culprit. >> > >> >I think -Wdiscarded-qualifiers is available only with gcc 5+ >> >https://gcc.gnu.org/gcc-5/changes.html >> >> Thanks I have fixed the problem on Ubuntu 15.10 using gcc 4.9 and 5.x plus pushed a new version. Please give it a try. > >Hi Keith, > >The original error is gone, thanks! But I get another one a bit later >(source up to date from git for pktgen, DPDK 2.2.0 as SDK) : > > CC pktgen-capture.o >In file included from /root/pktgen-dpdk/app/pktgen-seq.h:72:0, > from /root/pktgen-dpdk/app/pktgen-port-cfg.h:80, > from /root/pktgen-dpdk/app/pktgen-capture.h:77, > from /root/pktgen-dpdk/app/pktgen-capture.c:68: >/root/dpdk-2.2.0/x86_64-native-linuxapp-gcc/include/cmdline_parse_ipaddr.h:89:27: error: field ‘hdr’ has incomplete type > struct cmdline_token_hdr hdr; > ^ >/root/dpdk-2.2.0/x86_64-native-linuxapp-gcc/include/cmdline_parse_ipaddr.h:96:26: error: unknown type name ‘cmdline_parse_token_hdr_t’ > int cmdline_parse_ipaddr(cmdline_parse_token_hdr_t *tk, const char >*srcbuf, > ^ >/root/dpdk-2.2.0/x86_64-native-linuxapp-gcc/include/cmdline_parse_ipaddr.h:98:29: error: unknown type name ‘cmdline_parse_token_hdr_t’ > int cmdline_get_help_ipaddr(cmdline_parse_token_hdr_t *tk, char >*dstbuf, > ^ >/root/dpdk-2.2.0/mk/internal/rte.compile-pre.mk:126: recipe for target >'pktgen-capture.o' failed >make[2]: *** [pktgen-capture.o] Error 1 >/root/dpdk-2.2.0/mk/rte.extapp.mk:42: recipe for target 'all' failed >make[1]: *** [all] Error 2 >/root/dpdk-2.2.0/mk/rte.extsubdir.mk:46: recipe for target 'app' failed >make: *** [app] Error 2 > >This is fixed by this patch: > >root@dpdk3:~/pktgen-dpdk/app# git diff >diff --git a/app/pktgen-seq.h b/app/pktgen-seq.h >index a48fbe0..ba787ff 100644 >--- a/app/pktgen-seq.h >+++ b/app/pktgen-seq.h >@@ -69,6 +69,7 @@ > #define _PKTGEN_SEQ_H_ > > #include <rte_ether.h> >+#include <cmdline_parse.h> > #include <cmdline_parse_ipaddr.h> > #include <wr_inet.h> > >Then it fails linking: > > LD pktgen >/usr/bin/ld: cannot find -llua >collect2: error: ld returned 1 exit status > >I tried a few things and got this link working but then I got errors >about implicit declaration of function ‘lua_putstring’ and this is a >macro in 5.3.0 but not present in 5.3.2, a bit more lua transition work >is probably needed :). > >Sincerely, > >Laurent > >> > >> >Sincerely, >> > >> >Laurent >> > >> >root@dpdk3:~/pktgen-2.9.13# make >> >== lib >> >== common >> > CC wr_copyright_info.o >> > CC wr_port_config.o >> > CC wr_core_info.o >> > CC wr_lscpu.o >> > CC wr_utils.o >> > CC wr_coremap.o >> > CC wr_pcap.o >> >In file included from /root/pktgen-2.9.13/lib/common/wr_pcap.c:122:0: >> >/root/pktgen-2.9.13/lib/common/wr_inet.h:755:9: error: unknown option >> >after ‘#pragma GCC diagnostic’ kind [-Werror=pragmas] >> > #pragma GCC diagnostic ignored "-Wdiscarded-qualifiers" >> > ^ >> >/root/pktgen-2.9.13/lib/common/wr_inet.h: In function ‘inet_ntop6’: >> >/root/pktgen-2.9.13/lib/common/wr_inet.h:758:2: error: return discards >> >‘const’ qualifier from pointer target type [-Werror] >> > return inet_ntop(AF_INET6, ip6, buff, len); >> > ^ >> >cc1: all warnings being treated as errors >> >/root/dpdk-2.2.0/mk/internal/rte.compile-pre.mk:126: recipe for target >> >'wr_pcap.o' failed >> >make[3]: *** [wr_pcap.o] Error 1 >> >/root/dpdk-2.2.0/mk/rte.extlib.mk:44: recipe for target 'all' failed >> >make[2]: *** [all] Error 2 >> >/root/dpdk-2.2.0/mk/rte.extsubdir.mk:46: recipe for target 'common' >> >failed >> >make[1]: *** [common] Error 2 >> >/root/dpdk-2.2.0/mk/rte.extsubdir.mk:46: recipe for target 'lib' failed >> >make: *** [lib] Error 2 Try out the dev branch on dpdk.org and see if that fixes the problems. >> > >> > >> > >> >> >> Regards, >> Keith >> >> >> >> > > > Regards, Keith ^ permalink raw reply [flat|nested] 4+ messages in thread
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