https://gcc.gnu.org/bugzilla/show_bug.cgi?id=15338
Martin Sebor <msebor at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Last reconfirmed|2006-02-26 19:26:22 |2017-1-12 CC| |msebor at gcc dot gnu.org Known to fail| |3.4.0, 4.5.3, 4.8.3, 4.9.3, | |5.3.0, 6.3.0, 7.0 --- Comment #3 from Martin Sebor <msebor at gcc dot gnu.org> --- GCC 7.0 still complains about %m with -Wformat and -Wpedantic: $ (set -x && cat b.c && for o in '' '-Wpedantic'; do gcc -S -Wformat $o b.c; done) + cat b.c #include <syslog.h> void f (void) { syslog (0, "%m"); } + for o in ''\'''\''' ''\''-Wpedantic'\''' + /build/gcc-svn/gcc/xgcc -B /build/gcc-svn/gcc -S -Wformat b.c + for o in ''\'''\''' ''\''-Wpedantic'\''' + /build/gcc-svn/gcc/xgcc -B /build/gcc-svn/gcc -S -Wformat -Wpedantic b.c b.c: In function ‘f’: b.c:5:16: warning: ISO C does not support the ‘%m’ gnu_printf format [-Wformat=] syslog (0, "%m"); ^