[Bug target/52122] [4.6/4.7/4.8 Regression] incorrect ln -s replacement for mingw like targets in configure files

[dominiq at lps dot ens.fr]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52122

--- Comment #27 from Dominique d'Humieres <dominiq at lps dot ens.fr> 2013-02-12 20:16:29 UTC ---
(In reply to comment #23)
> Try to use LN_S_RECURSIVE:= instead of LN_S_RECURSIVE=

As in

--- ../_clean/libada/Makefile.in    2013-02-12 16:45:25.000000000 +0100
+++ libada/Makefile.in    2013-02-12 19:16:14.000000000 +0100
@@ -44,9 +44,9 @@ LN_S=@LN_S@
 AWK=@AWK@

 ifeq (cp -p,$(LN_S))
-LN_S_RECURSIVE = cp -pR
+LN_S_RECURSIVE := cp -pR
 else
-LN_S_RECURSIVE = $(LN_S)
+LN_S_RECURSIVE := $(LN_S)
 endif

 # Variables for the user (or the top level) to override.

? If yes, it does not work.