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re PR tree-optimization/46066 (ICE: in create_parallel_loop, at tree-parloops.c:1455 with -ftree-parallelize-loops -g)

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PR tree-optimization/46066
	* tree-parloops.c (create_parallel_loop): Use gsi_last_nondebug_bb
	instead of gsi_last_bb.

	* gcc.dg/autopar/pr46066.c: New test.

From-SVN: r165739
This commit is contained in:
Jakub Jelinek 2010-10-20 23:15:49 +02:00
parent d123bf41c9
commit 1dff453d7b
4 changed files with 33 additions and 4 deletions
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6
gcc/ChangeLog
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@ -1,3 +1,9 @@
2010-10-20 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/46066
* tree-parloops.c (create_parallel_loop): Use gsi_last_nondebug_bb
instead of gsi_last_bb.
2010-10-20 DJ Delorie <dj@redhat.com>
* config/m32c/m32c.c (m32c_option_override): Always disable

11
gcc/testsuite/ChangeLog
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@ -1,9 +1,14 @@
2010-10-20 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/46066
* gcc.dg/autopar/pr46066.c: New test.
2010-10-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
PR c++/46024
* g++.dg/warn/miss-format-1.C: Enclose dg-error target list in braces.
2010-10-20 Rodrigo Rivas Costa <rodrigorivascosta@gmail.com>
2010-10-20 Rodrigo Rivas Costa <rodrigorivascosta@gmail.com>
PR c++/46056
* g++.dg/cpp0x/range-for7.C: New.
@ -1900,7 +1905,7 @@
* gfortran.dg/promotion.f90: Fix options.
2010-09-11 Rodrigo Rivas <rodrigorivascosta@gmail.com>
2010-09-11 Rodrigo Rivas <rodrigorivascosta@gmail.com>
* g++.dg/cpp0x/range-for1.C: New.
* g++.dg/cpp0x/range-for2.C: New.
@ -1915,7 +1920,7 @@
and counts. Check that transpose is not called.
* gfortran.dg/transpose_2.f90: Update error message.
2010-09-10 Rodrigo Rivas Costa <rodrigorivascosta@gmail.com>
2010-09-10 Rodrigo Rivas Costa <rodrigorivascosta@gmail.com>
PR c++/43824
* g++.dg/lookup/strong-using-1.C: Set dg-options to "".

18
gcc/testsuite/gcc.dg/autopar/pr46066.c Normal file
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@ -0,0 +1,18 @@
/* PR tree-optimization/46066 */
/* { dg-do compile } */
/* { dg-options "-fcompare-debug -O -ftree-parallelize-loops=4" } */
void
parloop (int N)
{
int i, j, ii;
int x[400][10][400];
for (ii = 0; ii < N; ii++)
for (i = 0; i < N; i++)
for (j = 0; j < N; j++)
x[i][j][ii] = 3;
for (i = 0; i < N; i++)
for (j = 0; j < N; j++)
if (x[i][j][0] != 3)
__builtin_abort ();
}

2
gcc/tree-parloops.c
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@ -1451,7 +1451,7 @@ create_parallel_loop (struct loop *loop, tree loop_fn, tree data,
initvar);
cvar_next = PHI_ARG_DEF_FROM_EDGE (phi, loop_latch_edge (loop));
gsi = gsi_last_bb (loop->latch);
gsi = gsi_last_nondebug_bb (loop->latch);
gcc_assert (gsi_stmt (gsi) == SSA_NAME_DEF_STMT (cvar_next));
gsi_remove (&gsi, true);