libgfortran still fails to build for sh-elf

[François-Xavier Coudert]

> I suggest that you test the following patch and report back to us:

I got the patch wrong (it's not a real printf function we have there):

Index: libgfortran/runtime/error.c
===================================================================
--- libgfortran/runtime/error.c (revision 118806)
+++ libgfortran/runtime/error.c (working copy)
@@ -285,7 +285,7 @@
   if (!options.locus || cmp == NULL || cmp->filename == NULL)
     return;

-  st_printf ("At line %d of file %s\n", cmp->line, cmp->filename);
+  st_printf ("At line %d of file %s\n", (int) cmp->line, cmp->filename);
 }