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frontend/define.c, ntharg(), #10/15 can move this up

This commit is contained in:
rlar 2015-10-04 19:34:04 +02:00
parent 3b6b71f680
commit cd0941367a
1 changed files with 2 additions and 2 deletions
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4
src/frontend/define.c
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@ -409,13 +409,13 @@ ntharg(int num, struct pnode *args)
{ {
// fact: num >= 1 for all known invocations of ntharg() // fact: num >= 1 for all known invocations of ntharg()
for (;;) { for (;;) {
if (!args)
return NULL;
if (--num <= 0) { if (--num <= 0) {
if (args && args->pn_op && (args->pn_op->op_num == PT_OP_COMMA)) if (args && args->pn_op && (args->pn_op->op_num == PT_OP_COMMA))
return args->pn_left; return args->pn_left;
return args; return args;
} }
if (!args)
return NULL;
if (args && args->pn_op && (args->pn_op->op_num != PT_OP_COMMA)) { if (args && args->pn_op && (args->pn_op->op_num != PT_OP_COMMA)) {
if (num <= 1) if (num <= 1)
return args; return args;