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improve checkings in debug.c

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This commit is contained in:
take_cheeze
2013-09-03 00:00:07 +09:00
parent 3df8686259
commit 968f5d2a27
1 changed files with 9 additions and 9 deletions
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src/debug.c
+9 -9
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@@ -24,10 +24,10 @@ get_file(mrb_irep_debug_info* info, uint32_t const pc)
--ret;
mrb_assert(ret < (info->files + info->flen));
mrb_assert(ret <= info->files && ret < (info->files + info->flen));
mrb_assert((*ret)->start_pos <= pc &&
pc < (((ret + 1 - info->files) < info->flen)
? (*(ret+1))->start_pos : info->pc_count));
pc < (((ret + 1 - info->files) < info->flen)
? (*(ret+1))->start_pos : info->pc_count));
return *ret;
}
@@ -50,8 +50,8 @@ select_line_type(uint16_t const* lines, size_t lines_len)
char const*
mrb_debug_get_filename(mrb_irep* irep, uint32_t pc)
{
mrb_irep_debug_info_file* f = NULL;
if (irep) {
if (irep && pc < irep->ilen) {
mrb_irep_debug_info_file* f = NULL;
if (!irep->debug_info) { return irep->filename; }
else if ((f = get_file(irep->debug_info, pc))) {
return f->filename;
@@ -63,8 +63,8 @@ mrb_debug_get_filename(mrb_irep* irep, uint32_t pc)
int32_t
mrb_debug_get_line(mrb_irep* irep, uint32_t const pc)
{
mrb_irep_debug_info_file* f = NULL;
if (irep) {
if (irep && pc < irep->ilen) {
mrb_irep_debug_info_file* f = NULL;
if (!irep->debug_info) {
return irep->lines? irep->lines[pc] : -1;
}
@@ -91,8 +91,8 @@ mrb_debug_get_line(mrb_irep* irep, uint32_t const pc)
mrb_assert((ret - f->line_flat_map) < f->line_entry_count);
mrb_assert(ret->start_pos <= pc &&
pc < (((ret + 1 - f->line_flat_map) < f->line_entry_count)
? (ret+1)->start_pos : irep->debug_info->pc_count));
pc < (((ret + 1 - f->line_flat_map) < f->line_entry_count)
? (ret+1)->start_pos : irep->debug_info->pc_count));
return ret->line;
}