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jscript: Use 0 as an invalid label value.

This commit is contained in:
Jacek Caban 2012-01-02 11:46:33 +01:00 committed by Alexandre Julliard
parent 9752df99af
commit 4f59ab4ab7
1 changed files with 15 additions and 15 deletions
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30
dlls/jscript/compile.c
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@ -328,14 +328,14 @@ static unsigned alloc_label(compiler_ctx_t *ctx)
if(!ctx->labels_size) {
ctx->labels = heap_alloc(8 * sizeof(*ctx->labels));
if(!ctx->labels)
return -1;
return 0;
ctx->labels_size = 8;
}else if(ctx->labels_size == ctx->labels_cnt) {
unsigned *new_labels;
new_labels = heap_realloc(ctx->labels, 2*ctx->labels_size*sizeof(*ctx->labels));
if(!new_labels)
return -1;
return 0;
ctx->labels = new_labels;
ctx->labels_size *= 2;
@ -1042,11 +1042,11 @@ static HRESULT compile_while_statement(compiler_ctx_t *ctx, while_statement_t *s
HRESULT hres;
stat_ctx.break_label = alloc_label(ctx);
if(stat_ctx.break_label == -1)
if(!stat_ctx.break_label)
return E_OUTOFMEMORY;
stat_ctx.continue_label = alloc_label(ctx);
if(stat_ctx.continue_label == -1)
if(!stat_ctx.continue_label)
return E_OUTOFMEMORY;
if(!stat->do_while) {
@ -1118,11 +1118,11 @@ static HRESULT compile_for_statement(compiler_ctx_t *ctx, for_statement_t *stat)
}
stat_ctx.break_label = alloc_label(ctx);
if(stat_ctx.break_label == -1)
if(!stat_ctx.break_label)
return E_OUTOFMEMORY;
stat_ctx.continue_label = alloc_label(ctx);
if(stat_ctx.continue_label == -1)
if(!stat_ctx.continue_label)
return E_OUTOFMEMORY;
/* FIXME: avoid */
@ -1182,11 +1182,11 @@ static HRESULT compile_forin_statement(compiler_ctx_t *ctx, forin_statement_t *s
}
stat_ctx.break_label = alloc_label(ctx);
if(stat_ctx.break_label == -1)
if(!stat_ctx.break_label)
return E_OUTOFMEMORY;
stat_ctx.continue_label = alloc_label(ctx);
if(stat_ctx.continue_label == -1)
if(!stat_ctx.continue_label)
return E_OUTOFMEMORY;
hres = compile_expression(ctx, stat->in_expr);
@ -1267,7 +1267,7 @@ static HRESULT compile_continue_statement(compiler_ctx_t *ctx, branch_statement_
HRESULT hres;
for(pop_ctx = ctx->stat_ctx; pop_ctx; pop_ctx = pop_ctx->next) {
if(pop_ctx->continue_label != -1)
if(pop_ctx->continue_label)
break;
}
@ -1296,7 +1296,7 @@ static HRESULT compile_break_statement(compiler_ctx_t *ctx, branch_statement_t *
HRESULT hres;
for(pop_ctx = ctx->stat_ctx; pop_ctx; pop_ctx = pop_ctx->next) {
if(pop_ctx->break_label != -1)
if(pop_ctx->break_label)
break;
}
@ -1339,7 +1339,7 @@ static HRESULT compile_return_statement(compiler_ctx_t *ctx, expression_statemen
/* ECMA-262 3rd Edition 12.10 */
static HRESULT compile_with_statement(compiler_ctx_t *ctx, with_statement_t *stat)
{
statement_ctx_t stat_ctx = {0, TRUE, FALSE, -1, -1};
statement_ctx_t stat_ctx = {0, TRUE, FALSE};
HRESULT hres;
hres = compile_expression(ctx, stat->expr);
@ -1362,7 +1362,7 @@ static HRESULT compile_with_statement(compiler_ctx_t *ctx, with_statement_t *sta
/* ECMA-262 3rd Edition 12.13 */
static HRESULT compile_switch_statement(compiler_ctx_t *ctx, switch_statement_t *stat)
{
statement_ctx_t stat_ctx = {0, FALSE, FALSE, -1, -1};
statement_ctx_t stat_ctx = {0, FALSE, FALSE};
unsigned case_cnt = 0, *case_jmps, i, default_jmp;
BOOL have_default = FALSE;
statement_t *stat_iter;
@ -1374,7 +1374,7 @@ static HRESULT compile_switch_statement(compiler_ctx_t *ctx, switch_statement_t
return hres;
stat_ctx.break_label = alloc_label(ctx);
if(stat_ctx.break_label == -1)
if(!stat_ctx.break_label)
return E_OUTOFMEMORY;
for(iter = stat->case_list; iter; iter = iter->next) {
@ -1470,8 +1470,8 @@ static HRESULT compile_throw_statement(compiler_ctx_t *ctx, expression_statement
/* ECMA-262 3rd Edition 12.14 */
static HRESULT compile_try_statement(compiler_ctx_t *ctx, try_statement_t *stat)
{
statement_ctx_t try_ctx = {0, FALSE, TRUE, -1, -1}, catch_ctx = {0, TRUE, FALSE, -1, -1};
statement_ctx_t finally_ctx = {2, FALSE, FALSE, -1, -1};
statement_ctx_t try_ctx = {0, FALSE, TRUE}, catch_ctx = {0, TRUE, FALSE};
statement_ctx_t finally_ctx = {2, FALSE, FALSE};
unsigned push_except;
BSTR ident;
HRESULT hres;