* gnu-v2-abi.c (_initialize_gnu_v2_abi): Don't set default ABI.

	* gnu-v3-abi.c (_initialize_gnu_v3_abi): Set default ABI.
	* minsyms.c (install_minimal_symbols): Don't check for _Z symbols.
	* NEWS: Update.

diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index 0badb87..b0b8243 100644 (file)
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,10 @@
+2013-01-21  Tom Tromey  <tromey@redhat.com>
+
+       * gnu-v2-abi.c (_initialize_gnu_v2_abi): Don't set default ABI.
+       * gnu-v3-abi.c (_initialize_gnu_v3_abi): Set default ABI.
+       * minsyms.c (install_minimal_symbols): Don't check for _Z symbols.
+       * NEWS: Update.
+
 2013-01-21  Jan Kratochvil  <jan.kratochvil@redhat.com>
 
        * symmisc.c (maintenance_print_msymbols): Check also ST_DEV.

diff --git a/gdb/NEWS b/gdb/NEWS
index 49d8447..5e24418 100644 (file)
--- a/gdb/NEWS
+++ b/gdb/NEWS
@@ -49,6 +49,9 @@ Lynx 178 PowerPC              powerpc-*-lynx*178
 * The 'cd' command now defaults to using '~' (the home directory) if not
   given an argument.
 
+* The C++ ABI now defaults to the GNU v3 ABI.  This has been the
+  default for GCC since November 2000.
+
 * The command 'forward-search' can now be abbreviated as 'fo'.
 
 * The command 'info tracepoints' can now display 'installed on target'

diff --git a/gdb/gnu-v2-abi.c b/gdb/gnu-v2-abi.c
index 4a600d3..c17955a 100644 (file)
--- a/gdb/gnu-v2-abi.c
+++ b/gdb/gnu-v2-abi.c
@@ -423,5 +423,4 @@ _initialize_gnu_v2_abi (void)
 {
   init_gnuv2_ops ();
   register_cp_abi (&gnu_v2_abi_ops);
-  set_cp_abi_as_auto_default (gnu_v2_abi_ops.shortname);
 }

diff --git a/gdb/gnu-v3-abi.c b/gdb/gnu-v3-abi.c
index aef5ae0..641b2b1 100644 (file)
--- a/gdb/gnu-v3-abi.c
+++ b/gdb/gnu-v3-abi.c
@@ -1134,4 +1134,5 @@ _initialize_gnu_v3_abi (void)
   init_gnuv3_ops ();
 
   register_cp_abi (&gnu_v3_abi_ops);
+  set_cp_abi_as_auto_default (gnu_v3_abi_ops.shortname);
 }

diff --git a/gdb/minsyms.c b/gdb/minsyms.c
index 8a90668..779b9f9 100644 (file)
--- a/gdb/minsyms.c
+++ b/gdb/minsyms.c
@@ -1240,29 +1240,6 @@ install_minimal_symbols (struct objfile *objfile)
       objfile->minimal_symbol_count = mcount;
       objfile->msymbols = msymbols;
 
-      /* Try to guess the appropriate C++ ABI by looking at the names 
-        of the minimal symbols in the table.  */
-      {
-       int i;
-
-       for (i = 0; i < mcount; i++)
-         {
-           /* If a symbol's name starts with _Z and was successfully
-              demangled, then we can assume we've found a GNU v3 symbol.
-              For now we set the C++ ABI globally; if the user is
-              mixing ABIs then the user will need to "set cp-abi"
-              manually.  */
-           const char *name = SYMBOL_LINKAGE_NAME (&objfile->msymbols[i]);
-
-           if (name[0] == '_' && name[1] == 'Z'
-               && SYMBOL_DEMANGLED_NAME (&objfile->msymbols[i]) != NULL)
-             {
-               set_cp_abi_as_auto_default ("gnu-v3");
-               break;
-             }
-         }
-      }
-
       /* Now build the hash tables; we can't do this incrementally
          at an earlier point since we weren't finished with the obstack
         yet.  (And if the msymbol obstack gets moved, all the internal