Change the judgment of GCCVER version to greater equal.

Signed-off-by: cuiziwei <cuiziwei@xiaomi.com>

arch/arm/src/cmake/gcc.cmake

@@ -68,7 +68,7 @@ string(REGEX MATCH "\\+\\+.* ([0-9]+)\\.[0-9]+" GCC_VERSION_REGEX
              "${GCC_VERSION_OUTPUT}")
 set(GCCVER ${CMAKE_MATCH_1})
 
-if(GCCVER EQUAL 12)
+if(GCCVER GREATER_EQUAL 12)
   add_compile_options(--param=min-pagesize=0)
   if(CONFIG_ARCH_RAMFUNCS)
     add_link_options(-Wl,--no-warn-rwx-segments)

arch/arm/src/common/Toolchain.defs

@@ -309,7 +309,7 @@ else
    # Wrong warning array subscript [0] is outside array bounds:
    # https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105523
 
-   ifeq ($(GCCVER),12)
+   ifeq ($(shell expr $(GCCVER) \>= 12), 1)
      ARCHOPTIMIZATION += --param=min-pagesize=0
      ifeq ($(CONFIG_ARCH_RAMFUNCS),y)
        LDFLAGS += --no-warn-rwx-segments

libs/libxx/libcxx.cmake

@@ -95,7 +95,7 @@ list(APPEND SRCS ${SRCSTMP})
 set(FLAGS -Wno-attributes -Wno-deprecated-declarations -Wno-shadow
           -Wno-sign-compare)
 
-if(GCCVER EQUAL 12)
+if(GCCVER GREATER_EQUAL 12)
   list(APPEND FLAGS -Wno-maybe-uninitialized -Wno-alloc-size-larger-than)
 endif()