From a53d0bcc79ee90dbc21e76349938038e684893f9 Mon Sep 17 00:00:00 2001 From: Richard Stallman Date: Sat, 4 Jul 1992 23:29:58 +0000 Subject: [PATCH] *** empty log message *** From-SVN: r1437 --- gcc/toplev.c | 51 ++++++++++++++++++++++++++++++++++++--------------- 1 file changed, 36 insertions(+), 15 deletions(-) diff --git a/gcc/toplev.c b/gcc/toplev.c index 4614d1bc678..7bb918ec288 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); -- 2.30.2