diff options
| author | Richard Stallman <rms@gnu.org> | 1992-07-04 23:29:58 +0000 |
|---|---|---|
| committer | Richard Stallman <rms@gnu.org> | 1992-07-04 23:29:58 +0000 |
| commit | a53d0bcc79ee90dbc21e76349938038e684893f9 (patch) | |
| tree | 03c8936384f37362c5cc9dae1dd5b04aaea2398a | |
| parent | 79604d8ff305b257150a1a0bb6ff44f884b4c831 (diff) | |
| download | gcc-a53d0bcc79ee90dbc21e76349938038e684893f9.zip gcc-a53d0bcc79ee90dbc21e76349938038e684893f9.tar.gz gcc-a53d0bcc79ee90dbc21e76349938038e684893f9.tar.bz2 | |
*** empty log message ***
From-SVN: r1437
| -rw-r--r-- | gcc/toplev.c | 51 |
1 files changed, 36 insertions, 15 deletions
diff --git a/gcc/toplev.c b/gcc/toplev.c index 4614d1b..7bb918e 100644 --- a/gcc/toplev.c +++ b/gcc/toplev.c @@ -187,11 +187,11 @@ enum debug_info_type write_symbols = NO_DEBUG; for the definitions of the different possible levels. */ enum debug_info_level debug_info_level = DINFO_LEVEL_NONE; -#if defined (DBX_DEBUGGING_INFO) || defined (XCOFF_DEBUGGING_INFO) -/* Nonzero means can use our own extensions to DBX format. - Relevant only when write_symbols == DBX_DEBUG or XCOFF_DEBUG. */ -int use_gdb_dbx_extensions = 0; -#endif +/* Nonzero means use GNU-only extensions in the generated symbolic + debugging information. */ +/* Currently, this only has an effect when write_symbols is set to + DBX_DEBUG, XCOFF_DEBUG, or DWARF_DEBUG. */ +int use_gnu_debug_info_extensions = 0; /* Nonzero means do optimizations. -O. Particular numeric values stand for particular amounts of optimization; @@ -2927,28 +2927,45 @@ You Lose! You must define PREFERRED_DEBUGGING_TYPE! For plain -g, use system-specific default. */ if (write_symbols == DBX_DEBUG && !strncmp (str, "ggdb", len) && len >= 2) - use_gdb_dbx_extensions = 1; + use_gnu_debug_info_extensions = 1; else if (write_symbols == DBX_DEBUG && !strcmp (str, "gstabs+")) - use_gdb_dbx_extensions = 1; + use_gnu_debug_info_extensions = 1; else if (write_symbols == DBX_DEBUG && !strncmp (str, "gstabs", len) && len >= 2) - use_gdb_dbx_extensions = 0; + use_gnu_debug_info_extensions = 0; else - use_gdb_dbx_extensions = DEFAULT_GDB_EXTENSIONS; + use_gnu_debug_info_extensions = DEFAULT_GDB_EXTENSIONS; #endif /* DBX_DEBUGGING_INFO */ #ifdef DWARF_DEBUGGING_INFO if (write_symbols != NO_DEBUG) ; + else if (!strncmp (str, "g", len)) + write_symbols = DWARF_DEBUG; else if (!strncmp (str, "ggdb", len)) write_symbols = DWARF_DEBUG; - /* For orthogonality. */ else if (!strncmp (str, "gdwarf", len)) write_symbols = DWARF_DEBUG; + + /* Always enable extensions for -ggdb or -gdwarf+, + always disable for -gdwarf. + For plain -g, use system-specific default. */ + if (write_symbols == DWARF_DEBUG && !strncmp (str, "ggdb", len) + && len >= 2) + use_gnu_debug_info_extensions = 1; + else if (write_symbols == DWARF_DEBUG && !strcmp (str, "gdwarf+")) + use_gnu_debug_info_extensions = 1; + else if (write_symbols == DWARF_DEBUG + && !strncmp (str, "gdwarf", len) && len >= 2) + use_gnu_debug_info_extensions = 0; + else + use_gnu_debug_info_extensions = DEFAULT_GDB_EXTENSIONS; #endif #ifdef SDB_DEBUGGING_INFO if (write_symbols != NO_DEBUG) ; - else if (!strncmp (str, "ggdb", len)) + else if (!strncmp (str, "g", len)) + write_symbols = SDB_DEBUG; + else if (!strncmp (str, "gdb", len)) write_symbols = SDB_DEBUG; else if (!strncmp (str, "gcoff", len)) write_symbols = SDB_DEBUG; @@ -2956,22 +2973,26 @@ You Lose! You must define PREFERRED_DEBUGGING_TYPE! #ifdef XCOFF_DEBUGGING_INFO if (write_symbols != NO_DEBUG) ; + else if (!strncmp (str, "g", len)) + write_symbols = XCOFF_DEBUG; else if (!strncmp (str, "ggdb", len)) write_symbols = XCOFF_DEBUG; else if (!strncmp (str, "gxcoff", len)) write_symbols = XCOFF_DEBUG; - /* Always enable extensions for -ggdb, + /* Always enable extensions for -ggdb or -gxcoff+, always disable for -gxcoff. For plain -g, use system-specific default. */ if (write_symbols == XCOFF_DEBUG && !strncmp (str, "ggdb", len) && len >= 2) - use_gdb_dbx_extensions = 1; + use_gnu_debug_info_extensions = 1; + else if (write_symbols == XCOFF_DEBUG && !strcmp (str, "gxcoff+")) + use_gnu_debug_info_extensions = 1; else if (write_symbols == XCOFF_DEBUG && !strncmp (str, "gxcoff", len) && len >= 2) - use_gdb_dbx_extensions = 0; + use_gnu_debug_info_extensions = 0; else - use_gdb_dbx_extensions = DEFAULT_GDB_EXTENSIONS; + use_gnu_debug_info_extensions = DEFAULT_GDB_EXTENSIONS; #endif if (write_symbols == NO_DEBUG) warning ("`-%s' option not supported on this version of GCC", str); |