In addition I just checked latest GCC with HC12 support is 3.0.4 version. It have C99 integrated. Will check with AVR32, but will probably need some help with others.
Best regards, Petro On Sat, Jan 8, 2022, 7:15 AM Petro Karashchenko < petro.karashche...@gmail.com> wrote: > Hi, > > What about inline functions? Those are also a part on C99. > > Are those old architectures checked by the CI? I mean do we have a proof > that those are still compilable with the latest release? > > Best regards, > Petro > > On Sat, Jan 8, 2022, 6:37 AM Xiang Xiao <xiaoxiang781...@gmail.com> wrote: > >> >> >> On Sat, Jan 8, 2022 at 6:29 AM Petro Karashchenko < >> petro.karashche...@gmail.com> wrote: >> >>> Hello team, >>> >>> Recently I mr. @Xiang Xiao <xiaoxiang781...@gmail.com> had a discussion >>> in one of the PR's related to C89 code compliance. Particularly related to >>> initializing a structure by field names (designated initializers). Mr. >>> @Xiang >>> Xiao <xiaoxiang781...@gmail.com> pointed out that "for the common code >>> it is better to avoid C99 only features". >>> I examined the current NuttX code and see that currently common code is >>> far away from C89 already and things like "<stdbool.h>", "<inttypes.h>", >>> "snprintf", "designated initializers", "__VA_ARGS__" (variadic macro) are >>> deeply embedded into the code. >>> >>> >> We need separate the features that come from the compiler and the >> standard library. Since the libc is provided by NuttX self: >> >> 1. The header files(e.g.stdbool.h, intttyes.h) and function(e.g. >> snprintf) can be used in common code since NuttX can provide the >> implementation for all arch even the arch use a very old compiler >> 2. The preprocessor (e.g. __VA_ARGS__) or language( designated >> initializers) feature need to avoid or incorporate into the conditional >> macro >> >> . >> >>> I would like to come up with the suggestion to make C99 as a >>> prerequisite for the compiler that is used to build NuttX code. >>> >> >> As Greg said, if compilers used on all arch supported by NuttX support >> C99, there is no reason to limit us to C89. The compiler status is a >> keypoint. >> >> >>> >>> Best regards, >>> Petro >>> >>>
