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riscv-gcc-1
Commit a53d0bcc by Richard Stallman
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*** empty log message *** 

From-SVN: r1437
parent 79604d8f
Showing with 36 additions and 15 deletions
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);
......
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