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From: "mpolacek at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug middle-end/64391] ICE: SIGSEGV in get_attrs_for (trans-mem.c:179) with -fgnu-tm and #pragma GCC ivdep
Date: Tue, 13 Jan 2015 13:55:00 -0000	[thread overview]
Message-ID: <bug-64391-4-6Rd1rfhi4S@http.gcc.gnu.org/bugzilla/> (raw)
In-Reply-To: <bug-64391-4@http.gcc.gnu.org/bugzilla/>

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64391

--- Comment #3 from Marek Polacek <mpolacek at gcc dot gnu.org> ---
So e.g.

diff --git a/gcc/trans-mem.c b/gcc/trans-mem.c
index b449760..21fa497 100644
--- a/gcc/trans-mem.c
+++ b/gcc/trans-mem.c
@@ -183,6 +183,9 @@ static void *expand_regions (struct tm_region *,
 static tree
 get_attrs_for (const_tree x)
 {
+  if (x == NULL_TREE)
+    return NULL_TREE;
+
   switch (TREE_CODE (x))
     {
     case FUNCTION_DECL:
@@ -191,16 +194,16 @@ get_attrs_for (const_tree x)

     default:
       if (TYPE_P (x))
-       return NULL;
+       return NULL_TREE;
       x = TREE_TYPE (x);
       if (TREE_CODE (x) != POINTER_TYPE)
-       return NULL;
+       return NULL_TREE;
       /* FALLTHRU */

     case POINTER_TYPE:
       x = TREE_TYPE (x);
       if (TREE_CODE (x) != FUNCTION_TYPE && TREE_CODE (x) != METHOD_TYPE)
-       return NULL;
+       return NULL_TREE;
       /* FALLTHRU */

     case FUNCTION_TYPE:


  parent reply	other threads:[~2015-01-13 13:55 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-12-23 18:58 [Bug middle-end/64391] New: " zsojka at seznam dot cz
2014-12-23 19:55 ` [Bug middle-end/64391] " zsojka at seznam dot cz
2015-01-13 13:09 ` mpolacek at gcc dot gnu.org
2015-01-13 13:55 ` mpolacek at gcc dot gnu.org [this message]
2015-01-13 20:23 ` mpolacek at gcc dot gnu.org
2015-01-13 20:25 ` mpolacek at gcc dot gnu.org
2015-01-14  8:44 ` mpolacek at gcc dot gnu.org
2015-01-14  8:48 ` mpolacek at gcc dot gnu.org

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