isl_basic_map_domain: properly set dimension of result
isl_basic_map_domain: properly set dimension of result

Signed-off-by: Sven Verdoolaege <e5350bbed4977f5eb8ae1dc6abd9ae59d21ace75@kotnet.org>

epowers/isl,inducer/isl-mirror,abduld/isl,tobig/isl,evaautomation/isl,PollyLabs/isl,KangDroidSMProject/ISL,serge-sans-paille/isl,nicolasvasilache/isl,Distrotech/isl,tobig/isl,SaberMod/isl-current,simbuerg/isl,UBERTC/isl,crossbuild/isl,Distrotech/isl,Meinersbur/isl,KangDroidSMProject/ISL,abduld/isl,cfx-next/toolchain_isl-upstream,epowers/isl,VanirLLVM/toolchain_isl,cfx-next/toolchain_isl-upstream,PollyLabs/isl,BobSaget-Mod/libisl,VanirLLVM/toolchain_isl,VanirLLVM/toolchain_isl,BenzoSM/isl,epowers/isl,nicolasvasilache/isl,Meinersbur/isl,Meinersbur/isl,Distrotech/isl,evaautomation/isl,Distrotech/isl,PollyLabs/isl,cfx-next/toolchain_isl-upstream,crossbuild/isl,pierrotdelalune/isl,KangDroidSMProject/ISL,BenzoSM/isl,inducer/isl-mirror,cfx-next/toolchain_isl-upstream,epowers/isl,SaberMod/isl-current,simbuerg/isl,jleben/isl,crossbuild/isl,jleben/isl,SaberMod/isl-current,inducer/isl-mirror,evaautomation/isl,pierrotdelalune/isl,BobSaget-Mod/libisl,tobig/isl,serge-sans-paille/isl,BenzoSM/isl,BobSaget-Mod/libisl,simbuerg/isl,VanirLLVM/toolchain_isl,simbuerg/isl,pierrotdelalune/isl,nicolasvasilache/isl,tobig/isl,Distrotech/isl,inducer/isl-mirror,jleben/isl,cfx-next/toolchain_isl-upstream,pierrotdelalune/isl,UBERTC/isl,VanirLLVM/toolchain_isl,abduld/isl,inducer/isl-mirror,UBERTC/isl,nicolasvasilache/isl,UBERTC/isl,KangDroidSMProject/ISL,serge-sans-paille/isl,simbuerg/isl,SaberMod/isl-current,BobSaget-Mod/libisl,evaautomation/isl,epowers/isl,PollyLabs/isl,KangDroidSMProject/ISL,crossbuild/isl,BenzoSM/isl,jleben/isl,Meinersbur/isl,nicolasvasilache/isl,BobSaget-Mod/libisl,abduld/isl,PollyLabs/isl,pierrotdelalune/isl,serge-sans-paille/isl,serge-sans-paille/isl,BenzoSM/isl,jleben/isl