build: fix unsupported CMake comparison operation

VERSION_GREATER_EQUAL is not supported before CMake version 3.7.

Type: fix

Signed-off-by: Jianlin Lv <Jianlin.Lv@arm.com>
Change-Id: Id690b7b7c26121f9d289ebd0aaea0860be63795f

diff --git a/src/cmake/cpu.cmake b/src/cmake/cpu.cmake
index 1dd4834..e5061fc 100644 (file)
--- a/src/cmake/cpu.cmake
+++ b/src/cmake/cpu.cmake
@@ -76,7 +76,7 @@ elseif(CMAKE_SYSTEM_PROCESSOR MATCHES "^(aarch64.*|AARCH64.*)")
   endif()
   check_c_compiler_flag("-march=armv8.1-a+crc+crypto -mtune=thunderx2t99" compiler_flag_march_thunderx2t99)
   if(compiler_flag_march_thunderx2t99)
-    if (CMAKE_C_COMPILER_ID STREQUAL "GNU" AND CMAKE_C_COMPILER_VERSION VERSION_GREATER_EQUAL 8.3)
+    if (CMAKE_C_COMPILER_ID STREQUAL "GNU" AND (NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 8.3))
       list(APPEND MARCH_VARIANTS "thunderx2t99\;-march=armv8.1-a+crc+crypto -mtune=thunderx2t99 -DCLIB_N_PREFETCHES=8")
     else()
       list(APPEND MARCH_VARIANTS "thunderx2t99\;-march=armv8.1-a+crc+crypto -DCLIB_N_PREFETCHES=8")