WIP: macOS: Remove unused functions

build/lin.sh

@@ -26,13 +26,13 @@ mkdir ${TARGET}
 
 # Default optimisation level is for binary size (-Os)
 # Overriden to performance (-O3) for select dependencies that benefit
-export FLAGS+=" -Os -fPIC"
+export FLAGS+=" -Os -fPIC -ffunction-sections -fdata-sections"
 
 # Force "new" C++11 ABI compliance
 # Remove async exception unwind/backtrace tables
 # Allow linker to remove unused sections
 if [ "$LINUX" = true ]; then
-  export FLAGS+=" -D_GLIBCXX_USE_CXX11_ABI=1 -fno-asynchronous-unwind-tables -ffunction-sections -fdata-sections"
+  export FLAGS+=" -D_GLIBCXX_USE_CXX11_ABI=1 -fno-asynchronous-unwind-tables"
 fi
 
 # Common build paths and flags
@@ -59,6 +59,7 @@ if [ "$DARWIN" = true ]; then
   mkdir -p $CARGO_HOME
   mkdir -p $RUSTUP_HOME
   export PATH="${CARGO_HOME}/bin:${PATH}"
+  export LDFLAGS+=" -Wl,-dead_strip"
   if [ "$PLATFORM" == "darwin-arm64v8" ]; then
     export DARWIN_ARM=true
   fi