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pt.c (more_specialized): Don't optimize len==0.

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* pt.c (more_specialized): Don't optimize len==0.
        (fn_type_unification): If we're adding the return type, increase len.

From-SVN: r38472
This commit is contained in:
Jason Merrill 2000-12-22 19:05:44 -05:00
parent ebb1abc3e4
commit 16e42e7cff
1 changed files with 2 additions and 3 deletions
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5
gcc/cp/pt.c
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@ -7666,6 +7666,8 @@ fn_type_unification (fn, explicit_targs, targs, args, return_type,
/* We've been given a return type to match, prepend it. */
parms = tree_cons (NULL_TREE, TREE_TYPE (fntype), parms);
args = tree_cons (NULL_TREE, return_type, args);
if (len >= 0)
++len;
}
/* We allow incomplete unification without an error message here
@ -8875,9 +8877,6 @@ more_specialized (pat1, pat2, len)
tree targs;
int winner = 0;
if (len == 0)
return 0;
targs = get_bindings_order (pat1, DECL_TEMPLATE_RESULT (pat2), len);
if (targs)
--winner;