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commit df45f7118bb1c849bca789cbeaaa5a2268b2c601
parent 880df57e525979c1372c2ef426319c0b01b9c9a4
Author: Roberto Ierusalimschy <roberto@inf.puc-rio.br>
Date:   Thu,  8 Oct 2015 12:53:05 -0300

detail (added assertion)

Diffstat:
Mlstring.c | 3++-
1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/lstring.c b/lstring.c @@ -1,5 +1,5 @@ /* -** $Id: lstring.c,v 2.52 2015/09/17 15:51:05 roberto Exp roberto $ +** $Id: lstring.c,v 2.53 2015/09/22 14:18:24 roberto Exp roberto $ ** String table (keeps all strings handled by Lua) ** See Copyright Notice in lua.h */ @@ -160,6 +160,7 @@ static TString *internshrstr (lua_State *L, const char *str, size_t l) { global_State *g = G(L); unsigned int h = luaS_hash(str, l, g->seed); TString **list = &g->strt.hash[lmod(h, g->strt.size)]; + lua_assert(str != NULL); /* otherwise 'memcmp'/'memcpy' are undefined */ for (ts = *list; ts != NULL; ts = ts->u.hnext) { if (l == ts->shrlen && (memcmp(str, getstr(ts), l * sizeof(char)) == 0)) {