Oh sure, one has to use g++... and the the !__cpluplus becomes false. 2014-04-09 16:36 GMT+02:00 Bill Hart <goodwillh...@googlemail.com>: > g++ bla.c > prag.c:5:17: warning: expected a string after ‘#pragma message’ [-Wpragmas] > #pragma message INTMAX_MAX > ^ > prag.c:6:17: warning: expected a string after ‘#pragma message’ [-Wpragmas] > #pragma message __STDC_LIMIT_MACROS > > > > On 9 April 2014 16:33, Jean-Pierre Flori <jpfl...@gmail.com> wrote: >> >> 2014-04-09 16:24 GMT+02:00 Bill Hart <goodwillh...@googlemail.com>: >> > Yeah, as I said, they get defined only if you first do: >> > >> > #define __STDC_LIMIT_MACROS 1 >> It seems I don't need this define on my setup (unless I misunderstood >> you): >> >> $ cat bla.c >> #include <stdint.h> >> #include <limits.h> >> >> #pragma message LONG_MAX >> #pragma message INTMAX_MAX >> #pragma message __STDC_LIMIT_MACROS >> #if LONG_MAX == INTMAX_MAX >> #pragma message eq >> #endif >> >> $cpp bla.c >> ... >> # 4 "bla.c" >> #pragma message 9223372036854775807L >> # 4 "bla.c" >> >> >> # 5 "bla.c" >> #pragma message (9223372036854775807L) >> # 5 "bla.c" >> >> >> # 6 "bla.c" >> #pragma message __STDC_LIMIT_MACROS >> # 6 "bla.c" >> >> >> >> # 8 "bla.c" >> #pragma message eq >> # 8 "bla.c" > >
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