From 25373ad294398b752ad0ef4a52a5585a0b957f0b Mon Sep 17 00:00:00 2001
From: sfan5 <sfan5@live.de>
Date: Thu, 3 Feb 2022 21:35:08 +0100
Subject: Remove awful Mingw32 workarounds

Instead a warning is triggered if an affected compiler is detected.
closes #12022
---
 src/serialization.cpp | 28 ++--------------------------
 1 file changed, 2 insertions(+), 26 deletions(-)

(limited to 'src/serialization.cpp')

diff --git a/src/serialization.cpp b/src/serialization.cpp
index d4d7b5f6e..d3009bc83 100644
--- a/src/serialization.cpp
+++ b/src/serialization.cpp
@@ -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)
 {
-#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
-	// 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());
-#endif
 
 
 	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)
 {
-#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
-	// 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());
-#endif
 
 	ZSTD_initDStream(stream.get());
 
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