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This commit is contained in:
Roberto Ierusalimschy 2003-07-28 15:31:20 -03:00
parent 522407e23a
commit d407d3fe0e
1 changed files with 5 additions and 5 deletions
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10
lparser.c
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@ -1,5 +1,5 @@
/* /*
** $Id: lparser.c,v 1.212 2003/07/09 15:36:38 roberto Exp roberto $ ** $Id: lparser.c,v 1.213 2003/07/09 20:11:30 roberto Exp roberto $
** Lua Parser ** Lua Parser
** See Copyright Notice in lua.h ** See Copyright Notice in lua.h
*/ */
@ -793,7 +793,7 @@ static const struct {
** subexpr -> (simplexep | unop subexpr) { binop subexpr } ** subexpr -> (simplexep | unop subexpr) { binop subexpr }
** where `binop' is any binary operator with a priority higher than `limit' ** where `binop' is any binary operator with a priority higher than `limit'
*/ */
static BinOpr subexpr (LexState *ls, expdesc *v, int limit) { static BinOpr subexpr (LexState *ls, expdesc *v, unsigned int limit) {
BinOpr op; BinOpr op;
UnOpr uop; UnOpr uop;
enterlevel(ls); enterlevel(ls);
@ -806,13 +806,13 @@ static BinOpr subexpr (LexState *ls, expdesc *v, int limit) {
else simpleexp(ls, v); else simpleexp(ls, v);
/* expand while operators have priorities higher than `limit' */ /* expand while operators have priorities higher than `limit' */
op = getbinopr(ls->t.token); op = getbinopr(ls->t.token);
while (op != OPR_NOBINOPR && cast(int, priority[op].left) > limit) { while (op != OPR_NOBINOPR && priority[op].left > limit) {
expdesc v2; expdesc v2;
BinOpr nextop; BinOpr nextop;
next(ls); next(ls);
luaK_infix(ls->fs, op, v); luaK_infix(ls->fs, op, v);
/* read sub-expression with higher priority */ /* read sub-expression with higher priority */
nextop = subexpr(ls, &v2, cast(int, priority[op].right)); nextop = subexpr(ls, &v2, priority[op].right);
luaK_posfix(ls->fs, op, v, &v2); luaK_posfix(ls->fs, op, v, &v2);
op = nextop; op = nextop;
} }
@ -822,7 +822,7 @@ static BinOpr subexpr (LexState *ls, expdesc *v, int limit) {
static void expr (LexState *ls, expdesc *v) { static void expr (LexState *ls, expdesc *v) {
subexpr(ls, v, -1); subexpr(ls, v, 0);
} }
/* }==================================================================== */ /* }==================================================================== */