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| author | Harald Anlauf <anlauf@gmx.de> | 2020-06-30 23:36:56 +0200 |
|---|---|---|
| committer | Giuliano Belinassi <giuliano.belinassi@usp.br> | 2020-08-17 13:15:38 -0300 |
| commit | 63824f070df8580ccc1099f049b1b8800cd6345a (patch) | |
| tree | 786a701017fde9416dd3d66137ae531da9329bf7 | |
| parent | 041e963c8b9cd0c27ff5d76d70a19bd1c2974996 (diff) | |
| download | gcc-63824f070df8580ccc1099f049b1b8800cd6345a.zip gcc-63824f070df8580ccc1099f049b1b8800cd6345a.tar.gz gcc-63824f070df8580ccc1099f049b1b8800cd6345a.tar.bz2 | |
PR fortran/88379 - ICE with allocatable coarray, class and associate
Catch NULL pointer dereference for ASSOCIATE on allocatable coarray variable.
gcc/fortran/
PR fortran/88379
* resolve.c (resolve_assoc_var): Avoid NULL pointer dereference.
| -rw-r--r-- | gcc/fortran/resolve.c | 2 | ||||
| -rw-r--r-- | gcc/testsuite/gfortran.dg/pr88379.f90 | 11 |
2 files changed, 12 insertions, 1 deletions
diff --git a/gcc/fortran/resolve.c b/gcc/fortran/resolve.c index f3e8ffc..4a2abd0 100644 --- a/gcc/fortran/resolve.c +++ b/gcc/fortran/resolve.c @@ -9045,7 +9045,7 @@ resolve_assoc_var (gfc_symbol* sym, bool resolve_target) as = NULL; sym->ts = *ts; sym->ts.type = BT_CLASS; - attr = CLASS_DATA (sym)->attr; + attr = CLASS_DATA (sym) ? CLASS_DATA (sym)->attr : sym->attr; attr.class_ok = 0; attr.associate_var = 1; attr.dimension = attr.codimension = 0; diff --git a/gcc/testsuite/gfortran.dg/pr88379.f90 b/gcc/testsuite/gfortran.dg/pr88379.f90 new file mode 100644 index 0000000..48a23af --- /dev/null +++ b/gcc/testsuite/gfortran.dg/pr88379.f90 @@ -0,0 +1,11 @@ +! { dg-do compile } +! { dg-options "-fcoarray=single" } +! PR fortran/88379 - ICE with allocatable coarray, class and associate + +program p + type t + end type t + class(t), allocatable :: x[:] + associate (y => x) + end associate +end |