configure: Warn when inline asm is disabled for ICL

See Ticket3048
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

configure

@@ -4560,6 +4560,7 @@ elif enabled_any msvc icl; then
             add_cflags -Qansi-alias
         # icl will pass the inline asm tests but inline asm is currently
         # not supported (build will fail)
+        disabled inline_asm || warn "inline asm disabled due to issues with it in ICL"
         disable inline_asm
     fi
 fi