efi: Only use arm flags if supported

Support gcc 8 on arm

diff --git a/src/boot/efi/meson.build b/src/boot/efi/meson.build
index c853f8e95100bfd4e5d958d2c16c5377bf842589..24177f938408d28b0ffb5e7fe6ea2da6a0c7da22 100644 (file)
--- a/src/boot/efi/meson.build
+++ b/src/boot/efi/meson.build
@@ -156,7 +156,13 @@ if have_gnu_efi
                 compile_args += ['-mno-sse',
                                  '-mno-mmx']
         elif efi_arch == 'arm'
-                compile_args += ['-mgeneral-regs-only']
+                if cc.has_argument('-mgeneral-regs-only')
+                        compile_args += ['-mgeneral-regs-only']
+                endif
+
+                if cc.has_argument('-mfpu=none')
+                        compile_args += ['-mfpu=none']
+                endif
         endif
         if get_option('werror') == true
                 compile_args += ['-Werror']