diff options
Diffstat (limited to 'gcc/fortran')
| -rw-r--r-- | gcc/fortran/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/fortran/trans-openmp.c | 10 |
2 files changed, 16 insertions, 0 deletions
diff --git a/gcc/fortran/ChangeLog b/gcc/fortran/ChangeLog index 6a47227acd3..18f360da9b5 100644 --- a/gcc/fortran/ChangeLog +++ b/gcc/fortran/ChangeLog @@ -1,3 +1,9 @@ +2014-10-10 Jakub Jelinek <jakub@redhat.com> + + PR fortran/59488 + * trans-openmp.c (gfc_omp_predetermined_sharing): Return + OMP_CLAUSE_DEFAULT_SHARED for parameters or vtables. + 2014-09-03 Marek Polacek <polacek@redhat.com> Backport from trunk diff --git a/gcc/fortran/trans-openmp.c b/gcc/fortran/trans-openmp.c index 548b5d3a485..e31ede29bfa 100644 --- a/gcc/fortran/trans-openmp.c +++ b/gcc/fortran/trans-openmp.c @@ -135,6 +135,16 @@ gfc_omp_predetermined_sharing (tree decl) if (GFC_DECL_RESULT (decl) && ! DECL_HAS_VALUE_EXPR_P (decl)) return OMP_CLAUSE_DEFAULT_SHARED; + /* These are either array or derived parameters, or vtables. + In the former cases, the OpenMP standard doesn't consider them to be + variables at all (they can't be redefined), but they can nevertheless appear + in parallel/task regions and for default(none) purposes treat them as shared. + For vtables likely the same handling is desirable. */ + if (TREE_CODE (decl) == VAR_DECL + && TREE_READONLY (decl) + && TREE_STATIC (decl)) + return OMP_CLAUSE_DEFAULT_SHARED; + return OMP_CLAUSE_DEFAULT_UNSPECIFIED; } |
