diff --git a/configure b/configure
index 8d21f4de..6ee64536 100755
--- a/configure
+++ b/configure
@@ -5765,6 +5765,37 @@ fi
 
 fi
 
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking if we are using FilC" >&5
+printf %s "checking if we are using FilC... " >&6; }
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+#ifndef __FILC__
+# error __FILC__ is not defined
+#endif
+
+int
+main (void)
+{
+
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"
+then :
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
+   enable_asm="no"
+   { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: compiling with FilC - asm implementations disabled" >&5
+printf "%s\n" "$as_me: WARNING: compiling with FilC - asm implementations disabled" >&2;}
+else case e in #(
+  e) { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; } ;;
+esac
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+
 # Check whether --enable-pie was given.
 if test ${enable_pie+y}
 then :
@@ -21842,6 +21873,9 @@ printf %s "checking whether we can use inline asm code... " >&6; }
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
+#ifdef __FILC__
+# error inline assembly is not supported with FilC
+#endif
 
 int
 main (void)
diff --git a/configure.ac b/configure.ac
index c916f797..357b26f4 100644
--- a/configure.ac
+++ b/configure.ac
@@ -97,6 +97,17 @@ AS_IF([test "x$EMSCRIPTEN" != "x"], [
   ])
 ])
 
+AC_MSG_CHECKING([if we are using FilC])
+AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
+#ifndef __FILC__
+# error __FILC__ is not defined
+#endif
+]], [[]])],
+  [AC_MSG_RESULT(yes)
+   enable_asm="no"
+   AC_MSG_WARN([compiling with FilC - asm implementations disabled])],
+  [AC_MSG_RESULT(no)])
+
 AC_ARG_ENABLE(pie,
 [AS_HELP_STRING(--disable-pie,Do not produce position independent executables)],
  enable_pie=$enableval, enable_pie="maybe")
@@ -696,6 +707,9 @@ AC_LINK_IFELSE([AC_LANG_PROGRAM([[
 
 AC_MSG_CHECKING(whether we can use inline asm code)
 AC_LINK_IFELSE([AC_LANG_PROGRAM([[
+#ifdef __FILC__
+# error inline assembly is not supported with FilC
+#endif
 ]], [[
 int a = 42;
 int *pnt = &a;