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| author | Steven G. Kargl <kargl@gcc.gnu.org> | 2016-11-23 21:44:05 +0000 |
|---|---|---|
| committer | Steven G. Kargl <kargl@gcc.gnu.org> | 2016-11-23 21:44:05 +0000 |
| commit | 91c9fb42c0c9121b745779bb86e7ac6dae4363b7 (patch) | |
| tree | 6684ceaad7db16f2228d91e4df625a593c89cf41 | |
| parent | 15a3cdd8b070651c9b5b3433bfaa0d7418a40460 (diff) | |
| download | gcc-91c9fb42c0c9121b745779bb86e7ac6dae4363b7.zip gcc-91c9fb42c0c9121b745779bb86e7ac6dae4363b7.tar.gz gcc-91c9fb42c0c9121b745779bb86e7ac6dae4363b7.tar.bz2 | |
re PR fortran/78297 (ICE in finish_equivalences, at fortran/trans-common.c:1246)
2016-11-23 Steven G. Kargl <kargl@gcc.gnu.org>
PR fortran/78297
* trans-common.c (finish_equivalences): Do not dereference a NULL pointer.
2016-11-23 Steven G. Kargl <kargl@gcc.gnu.org>
PR fortran/78297
* gfortran.dg/pr78297.f90: New test.
From-SVN: r242802
| -rw-r--r-- | gcc/fortran/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/fortran/trans-common.c | 8 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/testsuite/gfortran.dg/pr78297.f90 | 11 |
4 files changed, 27 insertions, 2 deletions
diff --git a/gcc/fortran/ChangeLog b/gcc/fortran/ChangeLog index adeb08d..e468a49 100644 --- a/gcc/fortran/ChangeLog +++ b/gcc/fortran/ChangeLog @@ -1,3 +1,8 @@ +2016-11-23 Steven G. Kargl <kargl@gcc.gnu.org> + + PR fortran/78297 + * trans-common.c (finish_equivalences): Do not dereference a NULL pointer. + 2016-11-23 Martin Jambor <mjambor@suse.cz> * f95-lang.c (DEF_HSA_BUILTIN): New macro. diff --git a/gcc/fortran/trans-common.c b/gcc/fortran/trans-common.c index 3207105..7706809 100644 --- a/gcc/fortran/trans-common.c +++ b/gcc/fortran/trans-common.c @@ -1246,8 +1246,12 @@ finish_equivalences (gfc_namespace *ns) { c = gfc_get_common_head (); /* We've lost the real location, so use the location of the - enclosing procedure. */ - c->where = ns->proc_name->declared_at; + enclosing procedure. If we're in a BLOCK DATA block, then + use the location in the sym_root. */ + if (ns->proc_name) + c->where = ns->proc_name->declared_at; + else if (ns->is_block_data) + c->where = ns->sym_root->n.sym->declared_at; strcpy (c->name, z->module); } else diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 6954431..77ada38 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2016-11-23 Steven G. Kargl <kargl@gcc.gnu.org> + + PR fortran/78297 + * gfortran.dg/pr78297.f90: New test. + 2016-11-23 David Edelsohn <dje.gcc@gmail.com> * gcc.target/powerpc/builtins-3.c: Add -maltivec and -mvsx options. diff --git a/gcc/testsuite/gfortran.dg/pr78297.f90 b/gcc/testsuite/gfortran.dg/pr78297.f90 new file mode 100644 index 0000000..9c3d1aa --- /dev/null +++ b/gcc/testsuite/gfortran.dg/pr78297.f90 @@ -0,0 +1,11 @@ +! { dg-do compile } +module m + real :: a(2), b(2) + real :: c(2), d(2) + equivalence (a, b) + equivalence (c, d) + common /xcom/ a +end +block data + use m +end block data |