STABS and xcoff have been removed, but are still in debug_type_names, which ought to match debug_type_masks. This results in the following minor bug with GCC 13:
$ x86_64-pc-linux-gnu-gcc -gvms -c tmp.c cc1: error: target system does not support the ‘dwarf-2’ debug format --- gcc/opts.cc | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/gcc/opts.cc b/gcc/opts.cc index 573dcf8e497..8015cb7556a 100644 --- a/gcc/opts.cc +++ b/gcc/opts.cc @@ -50,7 +50,7 @@ static void set_Wstrict_aliasing (struct gcc_options *opts, int onoff); const char *const debug_type_names[] = { - "none", "stabs", "dwarf-2", "xcoff", "vms", "ctf", "btf" + "none", "dwarf-2", "vms", "ctf", "btf" }; /* Bitmasks of fundamental debug info formats indexed by enum @@ -65,7 +65,7 @@ static uint32_t debug_type_masks[] = /* Names of the set of debug formats requested by user. Updated and accessed via debug_set_names. */ -static char df_set_names[sizeof "none stabs dwarf-2 xcoff vms ctf btf"]; +static char df_set_names[sizeof "none dwarf-2 vms ctf btf"]; /* Get enum debug_info_type of the specified debug format, for error messages. Can be used only for individual debug format types. */ -- 2.41.0