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codegen.c: should not assign negative number to ainfo (size_t).

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Yukihiro "Matz" Matsumoto
2021-10-12 09:56:58 +09:00
parent dccd66f9ef
commit 5004d9a282
1 changed files with 4 additions and 3 deletions
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mrbgems/mruby-compiler/core/codegen.c
+4 -3
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@@ -2839,7 +2839,8 @@ codegen(codegen_scope *s, node *tree, int val)
case NODE_ZSUPER:
{
codegen_scope *s2 = s;
int lv = 0, ainfo = 0;
int lv = 0;
size_t ainfo = 0;
int n = CALL_MAXARGS;
int sp = cursp();
@@ -2899,7 +2900,7 @@ codegen(codegen_scope *s, node *tree, int val)
if (!s2) break;
}
if (s2) {
ainfo = s2->ainfo;
ainfo = (int)s2->ainfo;
}
if (ainfo < 0) codegen_error(s, "invalid yield (SyntaxError)");
push();
@@ -3612,7 +3613,7 @@ scope_new(mrb_state *mrb, codegen_scope *prev, node *nlv)
s->mpool = pool;
if (!prev) return s;
s->prev = prev;
s->ainfo = -1;
s->ainfo = 0;
s->mscope = 0;
scope_add_irep(s);