Merge branch 'master' into jgrpp

# Conflicts:
#	.github/workflows/release.yml
#	bin/CMakeLists.txt
#	src/dock_gui.cpp
#	src/lang/brazilian_portuguese.txt
#	src/lang/catalan.txt
#	src/lang/czech.txt
#	src/lang/dutch.txt
#	src/lang/english.txt
#	src/lang/english_US.txt
#	src/lang/estonian.txt
#	src/lang/finnish.txt
#	src/lang/french.txt
#	src/lang/german.txt
#	src/lang/hungarian.txt
#	src/lang/indonesian.txt
#	src/lang/italian.txt
#	src/lang/japanese.txt
#	src/lang/korean.txt
#	src/lang/lithuanian.txt
#	src/lang/luxembourgish.txt
#	src/lang/norwegian_bokmal.txt
#	src/lang/polish.txt
#	src/lang/portuguese.txt
#	src/lang/romanian.txt
#	src/lang/russian.txt
#	src/lang/serbian.txt
#	src/lang/simplified_chinese.txt
#	src/lang/slovak.txt
#	src/lang/spanish.txt
#	src/lang/spanish_MX.txt
#	src/lang/swedish.txt
#	src/lang/tamil.txt
#	src/lang/ukrainian.txt
#	src/lang/vietnamese.txt
#	src/newgrf.cpp
#	src/newgrf_gui.cpp
#	src/object_gui.cpp
#	src/pathfinder/yapf/yapf_costrail.hpp
#	src/pathfinder/yapf/yapf_node_rail.hpp
#	src/rail_cmd.cpp
#	src/roadveh_cmd.cpp
#	src/town_cmd.cpp
#	src/vehicle.cpp
#	src/water_cmd.cpp

src/strings.cpp

@@ -189,8 +189,16 @@ struct LanguagePack : public LanguagePackHeader {
 	inline void operator delete(void *ptr) { ::operator delete (ptr); }
 };
 
+struct LanguagePackDeleter {
+	void operator()(LanguagePack *langpack)
+	{
+		/* LanguagePack is in fact reinterpreted char[], we need to reinterpret it back to free it properly. */
+		delete[] reinterpret_cast<char*>(langpack);
+	}
+};
+
 struct LoadedLanguagePack {
-	std::unique_ptr<LanguagePack> langpack;
+	std::unique_ptr<LanguagePack, LanguagePackDeleter> langpack;
 
 	std::vector<char *> offsets;
 
@@ -2055,7 +2063,7 @@ bool ReadLanguagePack(const LanguageMetadata *lang)
 {
 	/* Current language pack */
 	size_t len = 0;
-	std::unique_ptr<LanguagePack> lang_pack(reinterpret_cast<LanguagePack *>(ReadFileToMem(lang->file, len, 1U << 20).release()));
+	std::unique_ptr<LanguagePack, LanguagePackDeleter> lang_pack(reinterpret_cast<LanguagePack *>(ReadFileToMem(lang->file, len, 1U << 20).release()));
 	if (!lang_pack) return false;
 
 	/* End of read data (+ terminating zero added in ReadFileToMem()) */