genrecog.c (write_switch): Avoid outputting of switch for types wider than int.

	* genrecog.c (write_switch): Avoid outputting of switch for
	types wider than int.

From-SVN: r41922

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index a5e6fd2a1326e5c105f1492e655a29cf005e609e..8e72bd4a1f6bb20c89a0875dfaebf4e7c8e75617 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+Wed May  9 12:05:39 CEST 2001  Jan Hubicka  <jh@suse.cz>
+
+       * genrecog.c (write_switch): Avoid outputting of switch for
+       types wider than int.
+
 2001-05-03  Andrew Haley  <aph@cambridge.redhat.com>
 
        * reload1.c (copy_eh_notes): New function.

diff --git a/gcc/genrecog.c b/gcc/genrecog.c
index 5d64378efd23aa88d66980b93268f982df877ca7..ba4043797d2e88577f2b55d2b35664c12dd0c09e 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)
        {