http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49415
--- Comment #2 from Dominique d'Humieres <dominiq at lps dot ens.fr> 2011-06-15 12:33:06 UTC --- > Please try wrapping the problem prototype in #ifdef RTX_CODE, like some > other prototypes in that header. --- /opt/gcc/_clean/gcc/config/darwin-protos.h 2011-04-06 13:56:07.000000000 +0200 +++ /opt/gcc/work/gcc/config/darwin-protos.h 2011-06-15 13:34:23.000000000 +0200 @@ -54,8 +54,11 @@ extern void machopic_finish (FILE *); extern int machopic_reloc_rw_mask (void); extern section *machopic_select_section (tree, int, unsigned HOST_WIDE_INT); + +#ifdef RTX_CODE extern section *machopic_select_rtx_section (enum machine_mode, rtx, unsigned HOST_WIDE_INT); +#endif /* RTX_CODE */ extern section *darwin_function_section (tree, enum node_frequency, bool, bool); extern void darwin_function_switched_text_sections (FILE *, tree, bool); I am now at stage3 (1.5 hour more to go for full bootstrap).