ref: 1f5844e2974f89a6f8b78f14aaa026a174f3ef44
parent: 603c00cd96823aedea6d257701d38ed060cfc127
author: Quentin Rameau <[email protected]>
date: Fri Mar 31 14:07:56 EDT 2017
[cc2] Fix array overflow checks in parser.c
--- a/cc2/parser.c
+++ b/cc2/parser.c
@@ -154,7 +154,7 @@
static Node *
push(void *elem)
{
- if (sp == stack[STACKSIZ])
+ if (sp == &stack[STACKSIZ])
error(ESTACKO);
return *sp++ = elem;
}
@@ -387,7 +387,7 @@
struct swtch *cur;
Node *np = newnode(u.op);
- if (swp == &swtbl[NR_BLOCK+1])
+ if (swp == &swtbl[NR_BLOCK])
error(EWTACKO);
cur = swp++;
cur->nr = 0;