export HAVE_SME setting and exclude VortexM4 from DYNAMIC_ARCH if gcc-compiled

Author: martin-frbg

Makefile.system

@@ -331,6 +331,7 @@ HAVE_SSE5=
 HAVE_AVX=
 HAVE_AVX2=
 HAVE_FMA3=
+HAVE_SME=
 include $(TOPDIR)/Makefile_kernel.conf
 endif
 
@@ -721,8 +722,10 @@ DYNAMIC_CORE += A64FX
 endif
 ifneq ($(NO_SME), 1)
 DYNAMIC_CORE += ARMV9SME
+ifneq ($(C_COMPILER), GCC)
 DYNAMIC_CORE += VORTEXM4
 endif
+endif
 DYNAMIC_CORE += THUNDERX
 DYNAMIC_CORE += THUNDERX2T99
 DYNAMIC_CORE += TSV110
@@ -1897,6 +1900,7 @@ ifndef NO_MSA
   export HAVE_MSA
   export MSA_FLAGS
 endif
+export HAVE_SME
 export KERNELDIR
 export FUNCTION_PROFILE
 export TARGET_CORE