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re PR fortran/43339 (Incorrect output for pgm checking data sharing attributes) 

PR fortran/43339
	* openmp.c (gfc_resolve_do_iterator): Only make iteration vars for
	sequential loops private in the innermost containing task region.

	* gfortran.dg/gomp/sharing-2.f90: Adjust for iteration vars
	of sequential loops being private only in the innermost containing
	task region.

From-SVN: r158547
This commit is contained in:
Jakub Jelinek 2010-04-20 10:41:02 +02:00 committed by Jakub Jelinek
parent 15fe33eb5d
commit 034ecd9c14
4 changed files with 31 additions and 21 deletions
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6
gcc/fortran/ChangeLog
View File

@ -1,3 +1,9 @@
2010-04-20 Jakub Jelinek <jakub@redhat.com>
PR fortran/43339
* openmp.c (gfc_resolve_do_iterator): Only make iteration vars for
sequential loops private in the innermost containing task region.
2010-04-07 Janne Blomqvist <jb@gcc.gnu.org>
PR fortran/43539

29
gcc/fortran/openmp.c
View File

@ -1,5 +1,5 @@
/* OpenMP directive matching and resolving.
Copyright (C) 2005, 2006, 2007, 2008
Copyright (C) 2005, 2006, 2007, 2008, 2010
Free Software Foundation, Inc.
Contributed by Jakub Jelinek
@ -1367,7 +1367,6 @@ gfc_resolve_omp_parallel_blocks (gfc_code *code, gfc_namespace *ns)
void
gfc_resolve_do_iterator (gfc_code *code, gfc_symbol *sym)
{
struct omp_context *ctx;
int i = omp_current_do_collapse;
gfc_code *c = omp_current_do_code;
@ -1386,21 +1385,21 @@ gfc_resolve_do_iterator (gfc_code *code, gfc_symbol *sym)
c = c->block->next;
}
for (ctx = omp_current_ctx; ctx; ctx = ctx->previous)
if (omp_current_ctx == NULL)
return;
if (pointer_set_contains (omp_current_ctx->sharing_clauses, sym))
return;
if (! pointer_set_insert (omp_current_ctx->private_iterators, sym))
{
if (pointer_set_contains (ctx->sharing_clauses, sym))
continue;
gfc_omp_clauses *omp_clauses = omp_current_ctx->code->ext.omp_clauses;
gfc_namelist *p;
if (! pointer_set_insert (ctx->private_iterators, sym))
{
gfc_omp_clauses *omp_clauses = ctx->code->ext.omp_clauses;
gfc_namelist *p;
p = gfc_get_namelist ();
p->sym = sym;
p->next = omp_clauses->lists[OMP_LIST_PRIVATE];
omp_clauses->lists[OMP_LIST_PRIVATE] = p;
}
p = gfc_get_namelist ();
p->sym = sym;
p->next = omp_clauses->lists[OMP_LIST_PRIVATE];
omp_clauses->lists[OMP_LIST_PRIVATE] = p;
}
}

5
gcc/testsuite/ChangeLog
View File

@ -1,5 +1,10 @@
2010-04-20 Jakub Jelinek <jakub@redhat.com>
PR fortran/43339
* gfortran.dg/gomp/sharing-2.f90: Adjust for iteration vars
of sequential loops being private only in the innermost containing
task region.
PR middle-end/43337
* gfortran.dg/gomp/pr43337.f90: New test.

12
gcc/testsuite/gfortran.dg/gomp/sharing-2.f90
View File

@ -28,10 +28,10 @@
end do
!$omp end single
!$omp end parallel
!$omp parallel default (none) shared (a)
i = 1
j = 1
k = 1
!$omp parallel default (none) shared (a) ! { dg-error "enclosing parallel" }
i = 1 ! { dg-error "not specified in" }
j = 1 ! { dg-error "not specified in" }
k = 1 ! { dg-error "not specified in" }
!$omp parallel default (none) shared (a)
i = 1
j = 1
@ -68,8 +68,8 @@
a(i, 1) = i + 1
end do
!$omp end parallel
!$omp parallel default (none) shared (a)
i = 1
!$omp parallel default (none) shared (a) ! { dg-error "enclosing parallel" }
i = 1 ! { dg-error "not specified in" }
!$omp parallel default (none) shared (a, i)
i = 2
!$omp parallel default (none) shared (a)