Remove GNU -m32 detection and "arm" architecture alias

Author: foxandfeature

cmake/godotcpp.cmake

@@ -78,22 +78,9 @@ function(godot_arch_name OUTVAR)
         endif()
     endif()
 
-    # Special case for GNU -m32 builds
-    if(CMAKE_CXX_FLAGS MATCHES "-m32")
-        set(${OUTVAR} "x86_32" PARENT_SCOPE)
-        return()
-    endif()
-
-    # Direct match early out.
-    string(TOLOWER "${CMAKE_SYSTEM_PROCESSOR}" ARCH)
-    if(ARCH IN_LIST ARCH_LIST)
-        set(${OUTVAR} "${ARCH}" PARENT_SCOPE)
-        return()
-    endif()
-
     # Known aliases
     set(x86_64 "w64;amd64;x86-64")
-    set(arm32 "armv7;armv7-a;arm")
+    set(arm32 "armv7;armv7-a")
     set(arm64 "armv8;arm64v8;aarch64;armv8-a")
     set(rv64 "rv;riscv;riscv64")
     set(ppc32 "ppcle;ppc")