diff --git a/configure b/configure
index f47c09ee138..279c3bc12be 100755
--- a/configure
+++ b/configure
@@ -14649,6 +14649,10 @@ $as_echo "#define __ASM_CFI(str) str" >>confdefs.h
 else
    $as_echo "#define __ASM_CFI(str) \"\"" >>confdefs.h
 
+   if test "x$enable_win64" = "xyes"
+   then
+      as_fn_append wine_warnings "|building 64-bit Wine without support for CFI directives; exception handling will not work properly."
+   fi
 fi
 
 asm_func_code="$asm_func_header\" code \"$asm_func_trailer"
diff --git a/configure.ac b/configure.ac
index c61a975d9c4..9b251964dca 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1987,6 +1987,10 @@ then
    AC_SUBST([UNWINDFLAGS],[-fasynchronous-unwind-tables])
 else
    AC_DEFINE([__ASM_CFI(str)],[""])
+   if test "x$enable_win64" = "xyes"
+   then
+      WINE_WARNING([building 64-bit Wine without support for CFI directives; exception handling will not work properly.])
+   fi
 fi
 
 asm_func_code="$asm_func_header\" code \"$asm_func_trailer"