Remove awful Mingw32 workarounds

Instead a warning is triggered if an affected compiler is detected.
closes #12022
This commit is contained in:
sfan5 2022-02-03 21:35:08 +01:00
parent ce199d6f9e
commit ba6fbc417e
3 changed files with 10 additions and 34 deletions

@ -65,6 +65,14 @@ extern "C" {
#error Minetest cannot be built without exceptions or RTTI #error Minetest cannot be built without exceptions or RTTI
#endif #endif
#if defined(__MINGW32__) && !defined(__MINGW64__) && !defined(__clang__) && \
(__GNUC__ < 11 || (__GNUC__ == 11 && __GNUC_MINOR__ < 1))
// see e.g. https://github.com/minetest/minetest/issues/10137
#warning ==================================
#warning 32-bit MinGW gcc before 11.1 has known issues with crashes on thread exit, you should upgrade.
#warning ==================================
#endif
#define DEBUGFILE "debug.txt" #define DEBUGFILE "debug.txt"
#define DEFAULT_SERVER_PORT 30000 #define DEFAULT_SERVER_PORT 30000

@ -452,17 +452,9 @@ size_t read_stringlist(lua_State *L, int index, std::vector<std::string> *result
Table field getters Table field getters
*/ */
#if defined(__MINGW32__) && !defined(__MINGW64__)
/* MinGW 32-bit somehow crashes in the std::set destructor when this
* variable is thread-local, so just don't do that. */
static std::set<u64> warned_msgs;
#endif
bool check_field_or_nil(lua_State *L, int index, int type, const char *fieldname) bool check_field_or_nil(lua_State *L, int index, int type, const char *fieldname)
{ {
#if !defined(__MINGW32__) || defined(__MINGW64__)
thread_local std::set<u64> warned_msgs; thread_local std::set<u64> warned_msgs;
#endif
int t = lua_type(L, index); int t = lua_type(L, index);
if (t == LUA_TNIL) if (t == LUA_TNIL)

@ -208,30 +208,11 @@ struct ZSTD_Deleter {
} }
}; };
#if defined(__MINGW32__) && !defined(__MINGW64__)
/*
* This is exactly as dumb as it looks.
* Yes, this is a memory leak. No, we don't have better solution right now.
*/
template<typename T> class leaky_ptr
{
T *value;
public:
leaky_ptr(T *value) : value(value) {};
T *get() { return value; }
};
#endif
void compressZstd(const u8 *data, size_t data_size, std::ostream &os, int level) void compressZstd(const u8 *data, size_t data_size, std::ostream &os, int level)
{ {
#if defined(__MINGW32__) && !defined(__MINGW64__)
// leaks one context per thread but doesn't crash :shrug:
thread_local leaky_ptr<ZSTD_CStream> stream(ZSTD_createCStream());
#else
// reusing the context is recommended for performance // reusing the context is recommended for performance
// it will destroyed when the thread ends // it will be destroyed when the thread ends
thread_local std::unique_ptr<ZSTD_CStream, ZSTD_Deleter> stream(ZSTD_createCStream()); thread_local std::unique_ptr<ZSTD_CStream, ZSTD_Deleter> stream(ZSTD_createCStream());
#endif
ZSTD_initCStream(stream.get(), level); ZSTD_initCStream(stream.get(), level);
@ -276,14 +257,9 @@ void compressZstd(const std::string &data, std::ostream &os, int level)
void decompressZstd(std::istream &is, std::ostream &os) void decompressZstd(std::istream &is, std::ostream &os)
{ {
#if defined(__MINGW32__) && !defined(__MINGW64__)
// leaks one context per thread but doesn't crash :shrug:
thread_local leaky_ptr<ZSTD_DStream> stream(ZSTD_createDStream());
#else
// reusing the context is recommended for performance // reusing the context is recommended for performance
// it will destroyed when the thread ends // it will be destroyed when the thread ends
thread_local std::unique_ptr<ZSTD_DStream, ZSTD_Deleter> stream(ZSTD_createDStream()); thread_local std::unique_ptr<ZSTD_DStream, ZSTD_Deleter> stream(ZSTD_createDStream());
#endif
ZSTD_initDStream(stream.get()); ZSTD_initDStream(stream.get());