bc: store only index in p->exits, it's the only thing used there
function old new delta zbc_parse_stmt_possibly_auto 1967 1964 -3 ------------------------------------------------------------------------------ (add/remove: 0/0 grow/shrink: 0/1 up/down: 0/-3) Total: -3 bytes text data bss dec hex filename 981937 485 7296 989718 f1a16 busybox_old 981934 485 7296 989715 f1a13 busybox_unstripped Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
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@ -3642,7 +3642,7 @@ static void bc_parse_create(BcParse *p, size_t func)
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memset(p, 0, sizeof(BcParse));
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bc_lex_init(&p->l);
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bc_vec_init(&p->exits, sizeof(BcInstPtr), NULL);
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bc_vec_init(&p->exits, sizeof(size_t), NULL);
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bc_vec_init(&p->conds, sizeof(size_t), NULL);
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bc_vec_init(&p->ops, sizeof(BcLexType), NULL);
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@ -4192,7 +4192,7 @@ static BC_STATUS zbc_parse_while(BcParse *p)
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ip.func = 1;
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ip.len = 0;
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bc_vec_push(&p->exits, &ip);
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bc_vec_push(&p->exits, &ip.idx);
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bc_vec_push(&p->func->labels, &ip.idx);
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s = zbc_parse_expr(p, BC_PARSE_REL, bc_parse_next_rel);
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@ -4294,7 +4294,7 @@ static BC_STATUS zbc_parse_for(BcParse *p)
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ip.func = 1;
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ip.len = 0;
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bc_vec_push(&p->exits, &ip);
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bc_vec_push(&p->exits, &ip.idx);
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bc_vec_push(&p->func->labels, &ip.idx);
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// for(...)<newline>stmt is accepted as well
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@ -4328,14 +4328,11 @@ static BC_STATUS zbc_parse_break_or_continue(BcParse *p, BcLexType type)
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size_t i;
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if (type == BC_LEX_KEY_BREAK) {
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BcInstPtr *ipp;
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if (p->exits.len == 0) // none of the enclosing blocks is a loop
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RETURN_STATUS(bc_error_bad_token());
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ipp = bc_vec_top(&p->exits);
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i = ipp->idx;
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i = *(size_t*)bc_vec_top(&p->exits);
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} else {
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i = *((size_t *) bc_vec_top(&p->conds));
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i = *(size_t*)bc_vec_top(&p->conds);
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}
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bc_parse_push(p, BC_INST_JUMP);
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@ -134,6 +134,23 @@ while(i--) {
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99
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"
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testing "bc continue in for" \
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"bc" \
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"\
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1
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77
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2
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99
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" \
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"" "\
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for(i=1; i<3; i++) {
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i
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if(i==2) continue
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77
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}
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99
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"
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tar xJf bc_large.tar.xz
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for f in bc*.bc; do
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