Enable LTO by an option.

Telegram/build/build.bat

@@ -186,7 +186,7 @@ if %AlphaVersion% neq 0 (
 
 cd "%HomePath%"
 
-call configure.bat
+call configure.bat -DDESKTOP_APP_ENABLE_LTO=ON
 if %errorlevel% neq 0 goto error
 
 cd "%SolutionPath%"

Telegram/build/build.sh

@@ -255,7 +255,7 @@ if [ "$BuildTarget" == "mac" ] || [ "$BuildTarget" == "macstore" ]; then
       rm -rf "$ReleasePath/$BinaryName.app/Contents/_CodeSignature"
       rm -rf "$ReleasePath/Updater"
 
-      ./configure.sh -D DESKTOP_APP_MAC_ARCH="arm64;x86_64"
+      ./configure.sh -D DESKTOP_APP_MAC_ARCH="arm64;x86_64" -DDESKTOP_APP_ENABLE_LTO=ON
 
       cd $ProjectPath
       cmake --build . --config Release --target Telegram

Telegram/build/docker/build.sh

@@ -26,7 +26,7 @@ if [ ! -f "/usr/bin/cmake" ]; then
   ln -s cmake3 /usr/bin/cmake
 fi
 
-./configure.sh
+./configure.sh -DDESKTOP_APP_ENABLE_LTO=ON
 
 cd $ProjectPath
 cmake --build . --config Release --target Telegram