remove cotire

.gitmodules

@@ -1,3 +0,0 @@
-[submodule "cotire"]
-	path = scripts/cmake-modules/cotire
-	url = https://github.com/sakra/cotire

CMakeLists.txt

@@ -125,7 +125,6 @@ option(RELATIVE "Use only relative paths to the executable and install everythin
 option(USE_AUDIO "Build with audio support (SDL2_mixer)." ON)
 option(USE_ZIP "Build with .zip package support." ON)
 option(USE_CPACK "Add a 'package' target, used to prepare a release for binary distribution. Currently only used to create Windows installers. Requires CPack and NSIS." OFF)
-option(USE_COTIRE "Use cotire (COmpile TIme REducer) to speed up builds." OFF)
 option(USE_INTEL_INTRIN "Use some x86-specific intrinsics for optimizations where appropriate (if possible). Note that this is not equivalent to e.g. supplying -march in CFLAGS." ON)
 option(DEBUG_USE_UBSAN "Enable the Undefined Behaviour Sanitizer (UBSan) in debug builds. Only disable if the compiler or target platform doesn't support it." ON)
 option(DEBUG_USE_ASAN "Enable the Address Sanitizer (ASan) and leak detection in debug builds." OFF)

src/CMakeLists.txt

@@ -1,12 +1,6 @@
 include(CheckSymbolExists)
 include(CheckAndSetFlags)
 
-if(USE_COTIRE)
-	set(CMAKE_MODULE_PATH "${CMAKE_MODULE_PATH}" "${BUILDSCRIPTS_DIR}/cmake-modules/cotire/CMake")
-	cmake_policy(SET CMP0011 NEW)
-	include(cotire)
-endif()
-
 if(LINK_TO_LIBGL)
 	add_definitions(-DLINK_TO_LIBGL)
 endif()
@@ -441,7 +435,3 @@ if("${CMAKE_BUILD_TYPE}" STREQUAL "Release" AND NOT APPLE)
 		SCRIPT "${CMAKE_CURRENT_BINARY_DIR}/PostInstallRelease.cmake"
 	)
 endif()
-
-if(USE_COTIRE)
-	cotire(taisei)
-endif()