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mirror of https://github.com/lua/lua.git synced 2025-01-14 05:43:00 +08:00
This commit is contained in:
Roberto Ierusalimschy 1999-02-24 12:37:19 -03:00
parent aa9c75c06e
commit 082aded149

View File

@ -1,5 +1,5 @@
/*
** $Id: lparser.c,v 1.19 1999/02/09 15:59:10 roberto Exp roberto $
** $Id: lparser.c,v 1.20 1999/02/09 18:01:55 roberto Exp roberto $
** LL(1) Parser and code generator for Lua
** See Copyright Notice in lua.h
*/
@ -135,7 +135,7 @@ static void var_or_func_tail (LexState *ls, vardesc *v);
static void check_pc (FuncState *fs, int n) {
if (fs->pc+n > fs->maxcode)
fs->maxcode = luaM_growvector(&fs->f->code, fs->maxcode,
fs->maxcode = luaM_growvector(&fs->f->code, fs->maxcode+n,
Byte, codeEM, MAX_INT);
}
@ -295,8 +295,8 @@ static void luaI_registerlocalvar (FuncState *fs, TaggedString *varname,
int line) {
if (fs->maxvars != -1) { /* debug information? */
TProtoFunc *f = fs->f;
if (fs->nvars+1 > fs->maxvars)
fs->maxvars = luaM_growvector(&f->locvars, fs->maxvars+1,
if (fs->nvars >= fs->maxvars)
fs->maxvars = luaM_growvector(&f->locvars, fs->maxvars,
LocVar, "", MAX_INT);
f->locvars[fs->nvars].varname = varname;
f->locvars[fs->nvars].line = line;
@ -398,7 +398,7 @@ static void adjuststack (LexState *ls, int n) {
static void close_exp (LexState *ls, int pc, int nresults) {
if (pc > 0) { /* expression is an open function call */
Byte *code = ls->fs->f->code;
code[pc-1] = nresults; /* set nresults */
code[pc-1] = (Byte)nresults; /* set nresults */
if (nresults != MULT_RET)
deltastack(ls, nresults); /* push results */
deltastack(ls, -(code[pc]+1)); /* pop params (at code[pc]) and function */