diff --git a/3rd/lua/ldebug.c b/3rd/lua/ldebug.c
index 3e684b0b..ed98b27f 100644
--- a/3rd/lua/ldebug.c
+++ b/3rd/lua/ldebug.c
@@ -653,6 +653,7 @@ l_noret luaG_runerror (lua_State *L, const char *fmt, ...) {
   CallInfo *ci = L->ci;
   const char *msg;
   va_list argp;
+  luaC_checkGC(L);  /* error message uses memory */
   va_start(argp, fmt);
   msg = luaO_pushvfstring(L, fmt, argp);  /* format message */
   va_end(argp);
diff --git a/3rd/lua/lparser.c b/3rd/lua/lparser.c
index 4aa3e356..7419987f 100644
--- a/3rd/lua/lparser.c
+++ b/3rd/lua/lparser.c
@@ -1395,7 +1395,7 @@ static void test_then_block (LexState *ls, int *escapelist) {
     luaK_goiffalse(ls->fs, &v);  /* will jump to label if condition is true */
     enterblock(fs, &bl, 0);  /* must enter block before 'goto' */
     gotostat(ls, v.t);  /* handle goto/break */
-    while (testnext(ls, ';')) {}  /* skip colons */
+    while (testnext(ls, ';')) {}  /* skip semicolons */
     if (block_follow(ls, 0)) {  /* 'goto' is the entire block? */
       leaveblock(fs);
       return;  /* and that is it */