On Sun, Aug 25, 2013 at 10:07 PM, Liu Xin <liu...@icubecorp.com> wrote: > HI, list, > > i don't understand why glsl source have so many 'cast to void' operations, > like this. > > ir_rvalue * > ast_node::hir(exec_list *instructions, > struct _mesa_glsl_parse_state *state) > { > (void) instructions; > (void) state; > > return NULL; > } > > i think it's totally void operation, do you guy just make gcc compiler > happy?
Yes, the purpose is only to avoid unused variable warnings emitted by the compiler. _______________________________________________ mesa-dev mailing list mesa-dev@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/mesa-dev