From: Jan Hubicka <jh@suse.cz>
Date: Wed, 9 May 2001 10:06:20 +0000 (+0200)
Subject: genrecog.c (write_switch): Avoid outputting of switch for types wider than int.
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=4ea7a307cf53a8be78fb0ef4c8031fa40746f768;p=gcc.git

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 a5e6fd2a132..8e72bd4a1f6 100644
--- 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 5d64378efd2..ba4043797d2 100644
--- 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)
 	{