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frontend/define.c, cleanup `numargs()'

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This commit is contained in:
rlar
2015-11-13 20:17:17 +01:00
parent 22d5a7124a
commit 8f69a04833
1 changed files with 7 additions and 7 deletions
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src/frontend/define.c
+7 -7
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@@ -395,16 +395,16 @@ ntharg(int num, struct pnode *args)
static int
numargs(struct pnode *args)
{
struct pnode *tp;
int arity = 0;
int arity;
if (args)
arity = 1;
if (!args)
return 0;
for (tp = args; tp && tp->pn_op && (tp->pn_op->op_num == PT_OP_COMMA); tp =
tp->pn_right)
arity++;
for (arity = 1; args; args = args->pn_right, arity++)
if (!(args->pn_op && (args->pn_op->op_num == PT_OP_COMMA)))
return arity;
// note: a trailing NULL pn_right will be counted too
return arity;
}