108 lines
3.4 KiB
Diff
108 lines
3.4 KiB
Diff
2007-07-02 Jakub Jelinek <jakub@redhat.com>
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PR fortran/32550
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* trans.h (GFC_POINTER_TYPE_P): Define.
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* trans-types.c (gfc_sym_type): Set it for types on attr->sym.pointer.
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* trans-openmp.c (gfc_omp_privatize_by_reference): Return false
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if GFC_POINTER_TYPE_P is set on the type.
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* testsuite/libgomp.fortran/pr32550.f90: New test.
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* testsuite/libgomp.fortran/crayptr2.f90: New test.
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--- gcc/fortran/trans.h.jj 2007-05-30 14:54:52.000000000 +0200
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+++ gcc/fortran/trans.h 2007-07-02 13:02:08.000000000 +0200
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@@ -603,6 +603,8 @@ struct lang_decl GTY(())
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#define GFC_DESCRIPTOR_TYPE_P(node) TYPE_LANG_FLAG_1(node)
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/* An array without a descriptor. */
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#define GFC_ARRAY_TYPE_P(node) TYPE_LANG_FLAG_2(node)
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+/* Fortran POINTER type. */
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+#define GFC_POINTER_TYPE_P(node) TYPE_LANG_FLAG_3(node)
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/* The GFC_TYPE_ARRAY_* members are present in both descriptor and
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descriptorless array types. */
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#define GFC_TYPE_ARRAY_LBOUND(node, dim) \
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--- gcc/fortran/trans-openmp.c.jj 2007-05-30 14:54:52.000000000 +0200
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+++ gcc/fortran/trans-openmp.c 2007-07-02 13:10:19.000000000 +0200
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@@ -50,9 +50,12 @@ gfc_omp_privatize_by_reference (tree dec
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if (TREE_CODE (type) == POINTER_TYPE)
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{
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- /* POINTER/ALLOCATABLE have aggregate types, all user variables
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- that have POINTER_TYPE type are supposed to be privatized
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- by reference. */
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+ /* Array POINTER/ALLOCATABLE have aggregate types, all user variables
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+ that have POINTER_TYPE type and don't have GFC_POINTER_TYPE_P
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+ set are supposed to be privatized by reference. */
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+ if (GFC_POINTER_TYPE_P (type))
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+ return false;
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+
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if (!DECL_ARTIFICIAL (decl))
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return true;
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--- gcc/fortran/trans-types.c.jj 2007-06-13 17:38:49.000000000 +0200
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+++ gcc/fortran/trans-types.c 2007-07-02 13:03:22.000000000 +0200
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@@ -1364,6 +1364,8 @@ gfc_sym_type (gfc_symbol * sym)
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{
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if (sym->attr.allocatable || sym->attr.pointer)
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type = gfc_build_pointer_type (sym, type);
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+ if (sym->attr.pointer)
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+ GFC_POINTER_TYPE_P (type) = 1;
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}
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/* We currently pass all parameters by reference.
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--- libgomp/testsuite/libgomp.fortran/crayptr2.f90.jj 2007-07-02 13:23:11.000000000 +0200
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+++ libgomp/testsuite/libgomp.fortran/crayptr2.f90 2007-07-02 13:38:34.000000000 +0200
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@@ -0,0 +1,30 @@
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+! { dg-do run }
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+! { dg-options "-fopenmp -fcray-pointer" }
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+
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+ use omp_lib
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+ integer :: a, b, c, d, p
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+ logical :: l
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+ pointer (ip, p)
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+ save ip
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+!$omp threadprivate (ip)
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+ a = 1
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+ b = 2
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+ c = 3
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+ l = .false.
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+!$omp parallel num_threads (3) reduction (.or.:l)
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+ if (omp_get_thread_num () .eq. 0) then
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+ ip = loc (a)
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+ elseif (omp_get_thread_num () .eq. 1) then
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+ ip = loc (b)
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+ else
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+ ip = loc (c)
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+ end if
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+ l = p .ne. omp_get_thread_num () + 1
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+!$omp single
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+ d = omp_get_thread_num ()
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+!$omp end single copyprivate (d, ip)
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+ l = l .or. (p .ne. d + 1)
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+!$omp end parallel
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+
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+ if (l) call abort
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+end
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--- libgomp/testsuite/libgomp.fortran/pr32550.f90.jj 2007-07-02 13:17:59.000000000 +0200
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+++ libgomp/testsuite/libgomp.fortran/pr32550.f90 2007-07-02 13:18:10.000000000 +0200
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@@ -0,0 +1,20 @@
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+! PR fortran/32550
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+! { dg-do run }
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+
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+ integer, pointer, save :: ptr
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+ integer, target :: targ
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+ integer :: e
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+!$omp threadprivate(ptr)
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+ e = 0
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+ targ = 42
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+!$omp parallel shared(targ)
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+!$omp single
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+ ptr => targ
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+!$omp end single copyprivate(ptr)
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+ if (ptr.ne.42) then
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+!$omp atomic
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+ e = e + 1
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+ end if
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+!$omp end parallel
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+ if (e.ne.0) call abort
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+ end
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