arm: Check for support for the .fpu directive

When targeting COFF (windows), clang doesn't support this
directive (while binutils supports it for all targets).

Signed-off-by: Martin Storsjö <martin@martin.st>

1 files changed, 4 insertions, 0 deletions

diff --git a/configure b/configure
index ce52f50d07..37c5611293 100755
--- a/configure
+++ b/configure
@@ -1597,6 +1597,7 @@ SYSTEM_FUNCS="
 
 TOOLCHAIN_FEATURES="
     as_dn_directive
+    as_fpu_directive
     as_func
     as_object_arch
     asm_mod_q
@@ -4243,6 +4244,9 @@ EOF
 ra .dn d0.i16
 .unreq ra
 EOF
+    check_as <<EOF && enable as_fpu_directive
+.fpu neon
+EOF
 
     # llvm's integrated assembler supports .object_arch from llvm 3.5
     [ "$objformat" = elf ] && check_as <<EOF && enable as_object_arch