Fix CMake build for iOS. (#56)

CPUINFO_TARGET_PROCESSOR was not set when the cpuinfo was cross-compiled
with CMAKE_SYTEM_NAME=iOS.

Co-authored-by: Oleksii Skidan <[email protected]>

Author: oskidan

CMakeLists.txt

@@ -52,7 +52,7 @@ ENDMACRO()
 
 # -- [ Determine target processor
 SET(CPUINFO_TARGET_PROCESSOR "${CMAKE_SYSTEM_PROCESSOR}")
-IF(CMAKE_SYSTEM_NAME STREQUAL "Darwin" AND CMAKE_OSX_ARCHITECTURES MATCHES "^(x86_64|arm64)$")
+IF(IOS OR (CMAKE_SYSTEM_NAME STREQUAL "Darwin" AND CMAKE_OSX_ARCHITECTURES MATCHES "^(x86_64|arm64)$"))
   SET(CPUINFO_TARGET_PROCESSOR "${CMAKE_OSX_ARCHITECTURES}")
 ENDIF()