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| author | Harald Anlauf <anlauf@gmx.de> | 2025-02-20 21:22:56 +0100 |
|---|---|---|
| committer | Harald Anlauf <anlauf@gmx.de> | 2025-02-21 09:30:05 +0100 |
| commit | 7d383a7343af052798a52d575a0f0205c4a82c9c (patch) | |
| tree | c47079e4a169c52e0b0958920be74194b135f5e5 /gcc/fortran/trans-array.cc | |
| parent | 08bdc2ac98ae05ef694f4e55c296835fc01a3673 (diff) | |
| download | gcc-7d383a7343af052798a52d575a0f0205c4a82c9c.zip gcc-7d383a7343af052798a52d575a0f0205c4a82c9c.tar.gz gcc-7d383a7343af052798a52d575a0f0205c4a82c9c.tar.bz2 | |
Fortran: initialize non-saved pointers with -fcheck=pointer [PR48958]
PR fortran/48958
gcc/fortran/ChangeLog:
* trans-array.cc (gfc_trans_deferred_array): Initialize the data
component of non-saved pointers when -fcheck=pointer is set.
gcc/testsuite/ChangeLog:
* gfortran.dg/pointer_init_13.f90: New test.
Diffstat (limited to 'gcc/fortran/trans-array.cc')
| -rw-r--r-- | gcc/fortran/trans-array.cc | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/gcc/fortran/trans-array.cc b/gcc/fortran/trans-array.cc index 92e933a..8f76870 100644 --- a/gcc/fortran/trans-array.cc +++ b/gcc/fortran/trans-array.cc @@ -12123,8 +12123,11 @@ gfc_trans_deferred_array (gfc_symbol * sym, gfc_wrapped_block * block) type = TREE_TYPE (descriptor); } - /* NULLIFY the data pointer, for non-saved allocatables. */ - if (GFC_DESCRIPTOR_TYPE_P (type) && !sym->attr.save && sym->attr.allocatable) + /* NULLIFY the data pointer for non-saved allocatables, or for non-saved + pointers when -fcheck=pointer is specified. */ + if (GFC_DESCRIPTOR_TYPE_P (type) && !sym->attr.save + && (sym->attr.allocatable + || (sym->attr.pointer && (gfc_option.rtcheck & GFC_RTCHECK_POINTER)))) { gfc_conv_descriptor_data_set (&init, descriptor, null_pointer_node); if (flag_coarray == GFC_FCOARRAY_LIB && sym->attr.codimension) |