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* method.c (emit_thunk): Don't crash when -fsyntax-only.

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From-SVN: r29748
This commit is contained in:
Mark Mitchell 1999-10-01 04:34:24 +00:00 committed by Mark Mitchell
parent e82d3ca3b9
commit 3b62f22400
3 changed files with 52 additions and 19 deletions
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2
gcc/cp/ChangeLog
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@ -1,5 +1,7 @@
1999-09-30 Mark Mitchell <mark@codesourcery.com>
* method.c (emit_thunk): Don't crash when -fsyntax-only.
* cp-tree.h (lang_decl_flags): Add global_ctor_p and
global_dtor_p. Add init_priority.
(DECL_ACCESS): Adjust accordingly.

41
gcc/cp/method.c
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@ -2086,26 +2086,29 @@ emit_thunk (thunk_fndecl)
TREE_SET_CODE (thunk_fndecl, FUNCTION_DECL);
{
#ifdef ASM_OUTPUT_MI_THUNK
char *fnname;
current_function_decl = thunk_fndecl;
/* Make sure we build up its RTL before we go onto the
temporary obstack. */
make_function_rtl (thunk_fndecl);
temporary_allocation ();
DECL_RESULT (thunk_fndecl)
= build_decl (RESULT_DECL, 0, integer_type_node);
fnname = XSTR (XEXP (DECL_RTL (thunk_fndecl), 0), 0);
init_function_start (thunk_fndecl, input_filename, lineno);
current_function_is_thunk = 1;
assemble_start_function (thunk_fndecl, fnname);
ASM_OUTPUT_MI_THUNK (asm_out_file, thunk_fndecl, delta, function);
assemble_end_function (thunk_fndecl, fnname);
permanent_allocation (1);
current_function_decl = 0;
current_function = 0;
if (!flag_syntax_only)
{
char *fnname;
current_function_decl = thunk_fndecl;
/* Make sure we build up its RTL before we go onto the
temporary obstack. */
make_function_rtl (thunk_fndecl);
temporary_allocation ();
DECL_RESULT (thunk_fndecl)
= build_decl (RESULT_DECL, 0, integer_type_node);
fnname = XSTR (XEXP (DECL_RTL (thunk_fndecl), 0), 0);
init_function_start (thunk_fndecl, input_filename, lineno);
current_function_is_thunk = 1;
assemble_start_function (thunk_fndecl, fnname);
ASM_OUTPUT_MI_THUNK (asm_out_file, thunk_fndecl, delta, function);
assemble_end_function (thunk_fndecl, fnname);
permanent_allocation (1);
current_function_decl = 0;
current_function = 0;
}
#else /* ASM_OUTPUT_MI_THUNK */
{
/* If we don't have the necessary macro for efficient thunks, generate a
thunk function that just makes a call to the real function.
Unfortunately, this doesn't work for varargs. */
@ -2157,8 +2160,8 @@ emit_thunk (thunk_fndecl)
output_inline_function (thunk_fndecl);
permanent_allocation (1);
}
#endif /* ASM_OUTPUT_MI_THUNK */
}
#endif /* ASM_OUTPUT_MI_THUNK */
TREE_SET_CODE (thunk_fndecl, THUNK_DECL);
}

28
gcc/testsuite/g++.old-deja/g++.other/syntax2.C Normal file
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@ -0,0 +1,28 @@
// Build don't link:
// Special g++ Options: -fsyntax-only
// Origin: Mark Mitchell <mark@codesourcery.com>
struct B
{
double d;
virtual void f ();
};
struct C: virtual public B
{
char c;
};
struct D: virtual public B
{
int i;
virtual void f ();
};
struct E : public C, public D
{
};
E e;