Add new test - do not warn about (non-)redundant friend declaration.

[pf3gnuchains/gcc-fork.git] / gcc / genrecog.c

diff --git a/gcc/genrecog.c b/gcc/genrecog.c
index 5d64378..ba40437 100644 (file)
--- a/gcc/genrecog.c
+++ b/gcc/genrecog.c
@@ -1860,6 +1860,10 @@ write_switch (start, depth)
           || type == DT_elt_one_int
           || type == DT_elt_zero_wide)
     {
+      /* The argument is casted to int.  In case HOST_WIDE_INT is more exact,
+         we can't safely construct switch statement over it.  */
+      if (type == DT_elt_zero_wide && HOST_BITS_PER_WIDE_INT > sizeof (int) * CHAR_BIT)
+         return p;
       printf ("  switch (");
       switch (type)
        {