diff options
| author | Tobias Burnus <burnus@net-b.de> | 2008-01-06 19:07:52 +0100 |
|---|---|---|
| committer | Tobias Burnus <burnus@gcc.gnu.org> | 2008-01-06 19:07:52 +0100 |
| commit | cddcf0d4aeef26fad7185ec9ba79adc23f78739c (patch) | |
| tree | 23e732adc566fc2363414dd1082478914fb933d0 /gcc | |
| parent | 2c460d129131c95fc7b72e3600ab532a375562fa (diff) | |
| download | gcc-cddcf0d4aeef26fad7185ec9ba79adc23f78739c.zip gcc-cddcf0d4aeef26fad7185ec9ba79adc23f78739c.tar.gz gcc-cddcf0d4aeef26fad7185ec9ba79adc23f78739c.tar.bz2 | |
re PR fortran/34655 (5.5.2.5)
2008-01-06 Tobias Burnus <burnus@net-b.de>
PR fortran/34655
* resolve.c (resolve_equivalence_derived): Reject derived types
* with
default initialization if equivalenced with COMMON variable.
2008-01-06 Tobias Burnus <burnus@net-b.de>
PR fortran/34655
* gfortran.dg/equiv_constraint_9.f90: New.
From-SVN: r131353
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/fortran/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/fortran/resolve.c | 8 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/testsuite/gfortran.dg/equiv_constraint_9.f90 | 28 |
4 files changed, 47 insertions, 0 deletions
diff --git a/gcc/fortran/ChangeLog b/gcc/fortran/ChangeLog index 2fccd48..a3d2ee8 100644 --- a/gcc/fortran/ChangeLog +++ b/gcc/fortran/ChangeLog @@ -1,5 +1,11 @@ 2008-01-06 Tobias Burnus <burnus@net-b.de> + PR fortran/34655 + * resolve.c (resolve_equivalence_derived): Reject derived types with + default initialization if equivalenced with COMMON variable. + +2008-01-06 Tobias Burnus <burnus@net-b.de> + PR fortran/34654 * io.c (check_io_constraints): Disallow unformatted I/O for internal units. diff --git a/gcc/fortran/resolve.c b/gcc/fortran/resolve.c index e4f7dcb..6cde79f 100644 --- a/gcc/fortran/resolve.c +++ b/gcc/fortran/resolve.c @@ -8534,6 +8534,14 @@ resolve_equivalence_derived (gfc_symbol *derived, gfc_symbol *sym, gfc_expr *e) return FAILURE; } + if (sym->attr.in_common && has_default_initializer (sym->ts.derived)) + { + gfc_error ("Derived type variable '%s' at %L with default " + "initialization cannot be in EQUIVALENCE with a variable " + "in COMMON", sym->name, &e->where); + return FAILURE; + } + for (; c ; c = c->next) { d = c->ts.derived; diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 2b08e57..549a007 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2008-01-06 Tobias Burnus <burnus@net-b.de> + + PR fortran/34655 + * gfortran.dg/equiv_constraint_9.f90: New. + 2008-01-06 Revital Eres <eres@il.ibm.com> PR tree-optimization/34263 diff --git a/gcc/testsuite/gfortran.dg/equiv_constraint_9.f90 b/gcc/testsuite/gfortran.dg/equiv_constraint_9.f90 new file mode 100644 index 0000000..3374441 --- /dev/null +++ b/gcc/testsuite/gfortran.dg/equiv_constraint_9.f90 @@ -0,0 +1,28 @@ +! { dg-do compile } +! +! PR fortran/34655 +! +! Check for F2003's 5.5.2.5 Restrictions on common and equivalence +! Test case contributed by Joost VandeVondele. +! +implicit none +type data_type + sequence + integer :: I = 7 +end type data_type + + +type data_type2 + sequence + integer :: I +end type data_type2 + +type(data_type) :: dd, ff +type(data_type2) :: gg +integer :: j, k, m +EQUIVALENCE(dd,J) ! { dg-error "with default initializations cannot be in EQUIVALENCE with a variable in COMMON" } +EQUIVALENCE(ff,k) +EQUIVALENCE(gg,m) +COMMON /COM/ j +COMMON /COM/ m +END |