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64 lines
2.2 KiB
Diff
64 lines
2.2 KiB
Diff
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Recent versions of gcc have had a bug in how they emit debugging
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information for C++ methods (when using dbx-style stabs).
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This patch should fix the problem. Fix you can't fix gcc,
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you can alternatively define GCC_MANGLE_BUG when compling gdb/symtab.c.
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===================================================================
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RCS file: /rel/cvsfiles/devo/gcc/dbxout.c,v
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retrieving revision 1.53
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diff -c -r1.53 dbxout.c
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*** 1.53 1992/07/05 09:50:22
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--- dbxout.c 1992/07/09 07:00:33
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***************
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*** 683,688 ****
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--- 683,689 ----
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tree type_encoding;
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register tree fndecl;
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register tree last;
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+ char formatted_type_identifier_length[16];
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register int type_identifier_length;
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if (methods == NULL_TREE)
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***************
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*** 711,716 ****
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--- 712,719 ----
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type_identifier_length = IDENTIFIER_LENGTH (type_encoding);
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+ sprintf(formatted_type_identifier_length, "%d", type_identifier_length);
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+
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if (TREE_CODE (methods) == FUNCTION_DECL)
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fndecl = methods;
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else if (TREE_VEC_ELT (methods, 0) != NULL_TREE)
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***************
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*** 754,762 ****
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--- 757,769 ----
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if (debug_name[0] == '_' && debug_name[1] == '_')
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{
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char *method_name = debug_name + 2;
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+ char *length_ptr = formatted_type_identifier_length;
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/* Get past const and volatile qualifiers. */
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while (*method_name == 'C' || *method_name == 'V')
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method_name++;
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+ /* Skip digits for length of type_encoding. */
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+ while (*method_name == *length_ptr && *length_ptr)
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+ length_ptr++, method_name++;
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if (! strncmp (method_name,
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IDENTIFIER_POINTER (type_encoding),
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type_identifier_length))
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***************
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*** 768,775 ****
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--- 775,786 ----
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else if (debug_name[0] == '_' && debug_name[1] == '_')
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{
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char *ctor_name = debug_name + 2;
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+ char *length_ptr = formatted_type_identifier_length;
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while (*ctor_name == 'C' || *ctor_name == 'V')
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ctor_name++;
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+ /* Skip digits for length of type_encoding. */
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+ while (*ctor_name == *length_ptr && *length_ptr)
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+ length_ptr++, ctor_name++;
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if (!strncmp (IDENTIFIER_POINTER (type_encoding), ctor_name,
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type_identifier_length))
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debug_name = ctor_name + type_identifier_length;
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