Fix: Switch to target_compile_options for robust generator expression expansion

Author: ProgrammerKR

CMakeLists.txt

@@ -13,11 +13,6 @@ if (MSVC)
   add_definitions(-D_CRT_SECURE_NO_WARNINGS -D_CRT_NONSTDC_NO_DEPRECATE)
 else()
   add_compile_options(-Wall -Wextra -Wno-sign-compare -Wno-unused-variable -Wno-unused-parameter)
-  # Aggressive optimizations for GCC/Clang
-  add_compile_options($<$<CONFIG:Release>:-O3;-march=native;-flto>)
-  if(NOT APPLE)
-    set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -flto")
-  endif()
 endif()
 
 # --- Build Configuration ---
@@ -217,6 +212,14 @@ if (LIBFFI_FOUND)
     target_link_libraries(prox_core PUBLIC ${LIBFFI_LIBRARIES})
 endif()
 
+# Aggressive optimizations for GCC/Clang in Release mode
+if(NOT MSVC)
+    target_compile_options(prox_core PRIVATE $<$<CONFIG:Release>:-O3 -march=native -flto>)
+    if(NOT APPLE)
+        target_link_options(prox_core PUBLIC $<$<CONFIG:Release>:-flto>)
+    endif()
+endif()
+
 # Main executable
 add_executable(proxpl src/main.c)
 target_link_libraries(proxpl PRIVATE prox_core)