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decl.c (grok_op_properties): Always use coerce_new_type and coerce_delete_type. 

cp/ChangeLog
	* decl.c (grok_op_properties): Always use coerce_new_type and
	coerce_delete_type.
	* decl2.c (coerce_new_type): Use c_size_type_node. Preserve
	exception specification. Tidy up.
	(coerce_delete_type): Preserve exception specification. Tidy up.
testsuite/ChangeLog
	* g++.old-deja/g++.other/crash36.C: New test.

From-SVN: r37319
This commit is contained in:
Nathan Sidwell 2000-11-08 14:03:32 +00:00 committed by Nathan Sidwell
parent 321565d3fa
commit 36791f1ef1
5 changed files with 86 additions and 84 deletions
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8
gcc/cp/ChangeLog
View File

@ -1,3 +1,11 @@
2000-11-08 Nathan Sidwell <nathan@codesourcery.com>
* decl.c (grok_op_properties): Always use coerce_new_type and
coerce_delete_type.
* decl2.c (coerce_new_type): Use c_size_type_node. Preserve
exception specification. Tidy up.
(coerce_delete_type): Preserve exception specification. Tidy up.
2000-11-07 Joseph S. Myers <jsm28@cam.ac.uk>
* class.c (duplicate_tag_error, build_vtbl_initializer), decl.c

17
gcc/cp/decl.c
View File

@ -12447,27 +12447,14 @@ grok_op_properties (decl, virtualp, friendp)
if (methodp)
revert_static_member_fn (decl);
/* Take care of function decl if we had syntax errors. */
if (argtypes == NULL_TREE)
TREE_TYPE (decl)
= build_function_type (ptr_type_node,
hash_tree_chain (integer_type_node,
void_list_node));
else
TREE_TYPE (decl) = coerce_new_type (TREE_TYPE (decl));
TREE_TYPE (decl) = coerce_new_type (TREE_TYPE (decl));
}
else if (operator_code == DELETE_EXPR || operator_code == VEC_DELETE_EXPR)
{
if (methodp)
revert_static_member_fn (decl);
if (argtypes == NULL_TREE)
TREE_TYPE (decl)
= build_function_type (void_type_node,
hash_tree_chain (ptr_type_node,
void_list_node));
else
TREE_TYPE (decl) = coerce_delete_type (TREE_TYPE (decl));
TREE_TYPE (decl) = coerce_delete_type (TREE_TYPE (decl));
}
else
{

120
gcc/cp/decl2.c
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@ -2301,23 +2301,34 @@ tree
coerce_new_type (type)
tree type;
{
int e1 = 0, e2 = 0;
int e = 0;
tree args = TYPE_ARG_TYPES (type);
if (TREE_CODE (type) == METHOD_TYPE)
type = build_function_type (TREE_TYPE (type), TREE_CHAIN (TYPE_ARG_TYPES (type)));
if (! same_type_p (TREE_TYPE (type), ptr_type_node))
e1 = 1, error ("`operator new' must return type `void *'");
my_friendly_assert (TREE_CODE (type) == FUNCTION_TYPE, 20001107);
if (!same_type_p (TREE_TYPE (type), ptr_type_node))
e = 1, cp_error ("`operator new' must return type `%T'", ptr_type_node);
/* Technically the type must be `size_t', but we may not know
what that is. */
if (TYPE_ARG_TYPES (type) == NULL_TREE)
e1 = 1, error ("`operator new' takes type `size_t' parameter");
else if (! same_type_p (TREE_VALUE (TYPE_ARG_TYPES (type)), sizetype))
e2 = 1, error ("`operator new' takes type `size_t' as first parameter");
if (e2)
type = build_function_type (ptr_type_node, tree_cons (NULL_TREE, sizetype, TREE_CHAIN (TYPE_ARG_TYPES (type))));
else if (e1)
type = build_function_type (ptr_type_node, TYPE_ARG_TYPES (type));
if (!args || args == void_list_node
|| !same_type_p (TREE_VALUE (args), c_size_type_node))
{
e = 2;
if (args && args != void_list_node)
args = TREE_CHAIN (args);
cp_error ("`operator new' takes type `size_t' (`%T') as first parameter", c_size_type_node);
}
switch (e)
{
case 2:
args = tree_cons (NULL_TREE, c_size_type_node, args);
/* FALLTHROUGH */
case 1:
type = build_exception_variant
(build_function_type (ptr_type_node, args),
TYPE_RAISES_EXCEPTIONS (type));
/* FALLTHROUGH */
default:;
}
return type;
}
@ -2325,63 +2336,34 @@ tree
coerce_delete_type (type)
tree type;
{
int e1 = 0, e2 = 0;
#if 0
e3 = 0;
#endif
tree arg_types = TYPE_ARG_TYPES (type);
int e = 0;
tree args = TYPE_ARG_TYPES (type);
my_friendly_assert (TREE_CODE (type) == FUNCTION_TYPE, 20001107);
if (TREE_CODE (type) == METHOD_TYPE)
if (!same_type_p (TREE_TYPE (type), void_type_node))
e = 1, cp_error ("`operator delete' must return type `%T'", void_type_node);
if (!args || args == void_list_node
|| !same_type_p (TREE_VALUE (args), ptr_type_node))
{
type = build_function_type (TREE_TYPE (type), TREE_CHAIN (arg_types));
arg_types = TREE_CHAIN (arg_types);
e = 2;
if (args && args != void_list_node)
args = TREE_CHAIN (args);
cp_error ("`operator delete' takes type `%T' as first parameter", ptr_type_node);
}
if (TREE_TYPE (type) != void_type_node)
e1 = 1, error ("`operator delete' must return type `void'");
if (arg_types == NULL_TREE
|| ! same_type_p (TREE_VALUE (arg_types), ptr_type_node))
e2 = 1, error ("`operator delete' takes type `void *' as first parameter");
#if 0
if (arg_types
&& TREE_CHAIN (arg_types)
&& TREE_CHAIN (arg_types) != void_list_node)
{
/* Again, technically this argument must be `size_t', but again
we may not know what that is. */
tree t2 = TREE_VALUE (TREE_CHAIN (arg_types));
if (! same_type_p (t2, sizetype))
e3 = 1, error ("second argument to `operator delete' must be of type `size_t'");
else if (TREE_CHAIN (TREE_CHAIN (arg_types)) != void_list_node)
{
e3 = 1;
if (TREE_CHAIN (TREE_CHAIN (arg_types)))
error ("too many arguments in declaration of `operator delete'");
else
error ("`...' invalid in specification of `operator delete'");
}
}
if (e3)
arg_types = tree_cons (NULL_TREE, ptr_type_node,
build_tree_list (NULL_TREE, sizetype));
else if (e3 |= e2)
{
if (arg_types == NULL_TREE)
arg_types = tree_cons (NULL_TREE, ptr_type_node, void_list_node);
else
arg_types = tree_cons (NULL_TREE, ptr_type_node, TREE_CHAIN (arg_types));
}
else e3 |= e1;
#endif
if (e2)
arg_types = tree_cons (NULL_TREE, ptr_type_node,
arg_types ? TREE_CHAIN (arg_types): NULL_TREE);
if (e2 || e1)
type = build_function_type (void_type_node, arg_types);
switch (e)
{
case 2:
args = tree_cons (NULL_TREE, ptr_type_node, args);
/* FALLTHROUGH */
case 1:
type = build_exception_variant
(build_function_type (void_type_node, args),
TYPE_RAISES_EXCEPTIONS (type));
/* FALLTHROUGH */
default:;
}
return type;
}

4
gcc/testsuite/ChangeLog
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@ -1,3 +1,7 @@
2000-11-08 Nathan Sidwell <nathan@codesourcery.com>
* g++.old-deja/g++.other/crash36.C: New test.
2000-11-08 Jakub Jelinek <jakub@redhat.com>
* g++.old-deja/g++.other/init16.C: New test.

21
gcc/testsuite/g++.old-deja/g++.other/crash36.C Normal file
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@ -0,0 +1,21 @@
// Build don't link:
// Copyright (C) 2000 Free Software Foundation, Inc.
// Contributed by Nathan Sidwell 7 Nov 2000 <nathan@codesourcery.com>
// Bug 573. We ICE'd verifying operator new and operator delete conformed
// to the standard's expectation.
void *operator new (__SIZE_TYPE__); // ok
void operator new (__SIZE_TYPE__); // ERROR - must return void *
void *operator new (); // ERROR - must take size_t
void *operator new (char); // ERROR - must take size_t
void *operator new (__SIZE_TYPE__, ...) throw(); // ok
void operator delete (void *) throw (); // ok
int operator delete (void *) throw (); // ERROR - must return void
void operator delete () throw (); // ERROR - must take void *
void operator delete (int *) throw (); // ERROR - must take void *
void operator delete (void *, __SIZE_TYPE__) throw (); // ok
void operator delete (...) throw (); // ERROR - must take void *
void operator delete (void *, ...) throw (); // ok