Commit 3fd91cbd by Mark Mitchell Committed by Mark Mitchell

typeck.c (build_const_cast): Tweak last change to handle templates correctly.

	* typeck.c (build_const_cast): Tweak last change to handle
	templates correctly.

From-SVN: r26712
parent b694131f
1999-04-30 Mark Mitchell <mark@codesourcery.com>
* typeck.c (build_const_cast): Tweak last change to handle
templates correctly.
* typeck.c (build_const_cast): Disallow use of const_cast to
anything but a pointer or reference type.
......
......@@ -5633,14 +5633,6 @@ build_const_cast (type, expr)
if (type == error_mark_node || expr == error_mark_node)
return error_mark_node;
if (!POINTER_TYPE_P (type) && !TYPE_PTRMEMFUNC_P (type))
{
cp_error ("`%T' is not a pointer, reference, or pointer-to-member type",
type);
cp_error ("as required by const_cast");
return error_mark_node;
}
if (TREE_CODE (expr) == OFFSET_REF)
expr = resolve_offset_ref (expr);
......@@ -5651,6 +5643,14 @@ build_const_cast (type, expr)
return t;
}
if (!POINTER_TYPE_P (type) && !TYPE_PTRMEMFUNC_P (type))
{
cp_error ("`%T' is not a pointer, reference, or pointer-to-member type",
type);
cp_error ("as required by const_cast");
return error_mark_node;
}
if (TREE_CODE (type) != REFERENCE_TYPE)
{
expr = decay_conversion (expr);
......
// Build don't link:
// Origin: Mark Mitchell <mark@codesourcery.com>
template <class T>
void f (T t) {
const_cast<T>(t);
}
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