[Bug tree-optimization/35821] Internal compiler error: segmentation fault

[irar at il dot ibm dot com]

--- Comment #10 from irar at il dot ibm dot com  2008-04-10 07:10 ---
Fixed.


-- 

irar at il dot ibm dot com changed:

   What|Removed |Added

 Status|NEW |RESOLVED
 Resolution||FIXED


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=35821

[Bug tree-optimization/35821] Internal compiler error: segmentation fault

[irar at gcc dot gnu dot org]

--- Comment #8 from irar at gcc dot gnu dot org  2008-04-09 10:55 ---
Subject: Bug 35821

Author: irar
Date: Wed Apr  9 10:55:11 2008
New Revision: 134136

URL: http://gcc.gnu.org/viewcvs?root=gccview=revrev=134136
Log:
PR tree-optimization/35821
* tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
NEW_STMT_LIST is not NULL.


Added:
branches/gcc-4_3-branch/gcc/testsuite/gcc.dg/vect/pr35821-altivec.c
branches/gcc-4_3-branch/gcc/testsuite/gcc.dg/vect/pr35821-spu.c
Modified:
branches/gcc-4_3-branch/gcc/ChangeLog
branches/gcc-4_3-branch/gcc/testsuite/ChangeLog
branches/gcc-4_3-branch/gcc/tree-vect-transform.c


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=35821

[Bug tree-optimization/35821] Internal compiler error: segmentation fault

[irar at gcc dot gnu dot org]

--- Comment #9 from irar at gcc dot gnu dot org  2008-04-10 05:52 ---
Subject: Bug 35821

Author: irar
Date: Thu Apr 10 05:51:59 2008
New Revision: 134162

URL: http://gcc.gnu.org/viewcvs?root=gccview=revrev=134162
Log:
PR tree-optimization/35821
* tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
NEW_STMT_LIST is not NULL.


Added:
trunk/gcc/testsuite/gcc.dg/vect/pr35821-altivec.c
trunk/gcc/testsuite/gcc.dg/vect/pr35821-spu.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/testsuite/ChangeLog
trunk/gcc/tree-vect-transform.c


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=35821

[Bug tree-optimization/35821] Internal compiler error: segmentation fault

[irar at il dot ibm dot com]

--- Comment #7 from irar at il dot ibm dot com  2008-04-07 07:06 ---
I am testing the following patch:

Index: tree-vect-transform.c
===
--- tree-vect-transform.c   (revision 132478)
+++ tree-vect-transform.c   (working copy)
@@ -1102,8 +1103,12 @@ vect_create_data_ref_ptr (tree stmt, str
   new_temp = vect_create_addr_base_for_vector_ref (stmt, new_stmt_list,
offset, loop);
   pe = loop_preheader_edge (loop);
-  new_bb = bsi_insert_on_edge_immediate (pe, new_stmt_list);
-  gcc_assert (!new_bb);
+  if (new_stmt_list)
+{
+  new_bb = bsi_insert_on_edge_immediate (pe, new_stmt_list);
+  gcc_assert (!new_bb);
+}
+
   *initial_address = new_temp;

   /* Create: p = (vectype *) initial_base  */

Ira


-- 

irar at il dot ibm dot com changed:

   What|Removed |Added

 Status|UNCONFIRMED |NEW
 Ever Confirmed|0   |1
   Last reconfirmed|-00-00 00:00:00 |2008-04-07 07:06:17
   date||


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=35821

[Bug tree-optimization/35821] Internal compiler error: segmentation fault

[pinskia at gcc dot gnu dot org]

--- Comment #2 from pinskia at gcc dot gnu dot org  2008-04-04 06:44 ---
This might be a gc bug with the back-end that shows up with the vectorizer. 


-- 

pinskia at gcc dot gnu dot org changed:

   What|Removed |Added

  Component|c   |tree-optimization
 GCC target triplet||spu-elf


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=35821

[Bug tree-optimization/35821] Internal compiler error: segmentation fault

[rbertran at ac dot upc dot edu]

--- Comment #3 from rbertran at ac dot upc dot edu  2008-04-04 07:17 ---
Created an attachment (id=15425)
 -- (http://gcc.gnu.org/bugzilla/attachment.cgi?id=15425action=view)
Temp file generated when -save-temp flag is set


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=35821

[Bug tree-optimization/35821] Internal compiler error: segmentation fault

[rbertran at ac dot upc dot edu]

--- Comment #4 from rbertran at ac dot upc dot edu  2008-04-04 07:17 ---
Created an attachment (id=15426)
 -- (http://gcc.gnu.org/bugzilla/attachment.cgi?id=15426action=view)
File generated using the flag -fdump-tree-vect


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=35821

[Bug tree-optimization/35821] Internal compiler error: segmentation fault

[rbertran at ac dot upc dot edu]

--- Comment #5 from rbertran at ac dot upc dot edu  2008-04-04 07:18 ---
Created an attachment (id=15427)
 -- (http://gcc.gnu.org/bugzilla/attachment.cgi?id=15427action=view)
File generated using the flag -fdump-tree-vect and
-ftree-vectorizer-verbose=


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=35821

[Bug tree-optimization/35821] Internal compiler error: segmentation fault

[rbertran at ac dot upc dot edu]

--- Comment #6 from rbertran at ac dot upc dot edu  2008-04-04 07:25 ---
*** Bug 35822 has been marked as a duplicate of this bug. ***


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=35821