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Merge pull request #3865 from dragonmux/fix/rtlil-teardown-segfault 

Fix: RTLIL teardown segfault
This commit is contained in:
Miodrag Milanović 2023-07-31 16:10:39 +02:00 committed by GitHub
parent b04d0e09e8 ef7e358576
commit a43e26e3e9
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GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 9 additions and 8 deletions
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1
kernel/rtlil.cc
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@ -30,6 +30,7 @@
YOSYS_NAMESPACE_BEGIN
bool RTLIL::IdString::destruct_guard_ok = false;
RTLIL::IdString::destruct_guard_t RTLIL::IdString::destruct_guard;
std::vector<char*> RTLIL::IdString::global_id_storage_;
dict<char*, int, hash_cstr_ops> RTLIL::IdString::global_id_index_;

10
kernel/rtlil.h
View File

@ -85,10 +85,10 @@ namespace RTLIL
// the global id string cache
static bool destruct_guard_ok; // POD, will be initialized to zero
static struct destruct_guard_t {
bool ok; // POD, will be initialized to zero
destruct_guard_t() { ok = true; }
~destruct_guard_t() { ok = false; }
destruct_guard_t() { destruct_guard_ok = true; }
~destruct_guard_t() { destruct_guard_ok = false; }
} destruct_guard;
static std::vector<char*> global_id_storage_;
@ -147,7 +147,7 @@ namespace RTLIL
static int get_reference(const char *p)
{
log_assert(destruct_guard.ok);
log_assert(destruct_guard_ok);
if (!p[0])
return 0;
@ -225,7 +225,7 @@ namespace RTLIL
{
// put_reference() may be called from destructors after the destructor of
// global_refcount_storage_ has been run. in this case we simply do nothing.
if (!destruct_guard.ok || !idx)
if (!destruct_guard_ok || !idx)
return;
#ifdef YOSYS_XTRACE_GET_PUT