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* pt.c (tsubst): Allow an array of explicit size zero.

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From-SVN: r25400
This commit is contained in:
Jason Merrill 1999-02-24 11:46:56 +00:00 committed by Jason Merrill
parent 69688f1ed7
commit ddce352881
2 changed files with 13 additions and 3 deletions
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4
gcc/cp/ChangeLog
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@ -1,3 +1,7 @@
1999-02-24 Jason Merrill <jason@yorick.cygnus.com>
* pt.c (tsubst): Allow an array of explicit size zero.
1999-02-23 Jason Merrill <jason@yorick.cygnus.com> 1999-02-23 Jason Merrill <jason@yorick.cygnus.com>
* errfn.c: Change varargs code to look like toplev.c. * errfn.c: Change varargs code to look like toplev.c.

12
gcc/cp/pt.c
View File

@ -6017,9 +6017,9 @@ tsubst (t, args, complain, in_decl)
return t; return t;
{ {
tree max = TREE_OPERAND (TYPE_MAX_VALUE (t), 0); tree max, omax = TREE_OPERAND (TYPE_MAX_VALUE (t), 0);
max = tsubst_expr (max, args, complain, in_decl); max = tsubst_expr (omax, args, complain, in_decl);
if (max == error_mark_node) if (max == error_mark_node)
return error_mark_node; return error_mark_node;
@ -6032,7 +6032,13 @@ tsubst (t, args, complain, in_decl)
return itype; return itype;
} }
if (integer_zerop (max) || INT_CST_LT (max, integer_zero_node)) if (integer_zerop (omax))
{
/* Still allow an explicit array of size zero. */
if (pedantic)
pedwarn ("creating array with size zero");
}
else if (integer_zerop (max) || INT_CST_LT (max, integer_zero_node))
{ {
/* [temp.deduct] /* [temp.deduct]