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-rw-r--r--gcc/testsuite/ChangeLog6
-rw-r--r--gcc/testsuite/gfortran.dg/ISO_Fortran_binding_1.c1
-rw-r--r--libgfortran/ChangeLog6
-rw-r--r--libgfortran/runtime/ISO_Fortran_binding.c8
4 files changed, 14 insertions, 7 deletions
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 834c17a..1727bf0 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,9 @@
+2019-11-13 Tobias Burnus <tobias@codesourcery.com>
+
+ PR fortran/92470
+ * gfortran.dg/ISO_Fortran_binding_1.c (establish_c): Add assert for
+ lower_bound == 0.
+
2019-11-13 Richard Sandiford <richard.sandiford@arm.com>
* gcc.target/aarch64/sve/mask_struct_store_3.c: Add
diff --git a/gcc/testsuite/gfortran.dg/ISO_Fortran_binding_1.c b/gcc/testsuite/gfortran.dg/ISO_Fortran_binding_1.c
index 091e754..a571459 100644
--- a/gcc/testsuite/gfortran.dg/ISO_Fortran_binding_1.c
+++ b/gcc/testsuite/gfortran.dg/ISO_Fortran_binding_1.c
@@ -109,6 +109,7 @@ int establish_c(CFI_cdesc_t * desc)
CFI_attribute_pointer,
CFI_type_struct,
sizeof(t), 1, extent);
+ assert (desc->dim[0].lower_bound == 0);
for (idx[0] = 0; idx[0] < extent[0]; idx[0]++)
{
res_addr = (t*)CFI_address (desc, idx);
diff --git a/libgfortran/ChangeLog b/libgfortran/ChangeLog
index 1abdd6a..0727ade 100644
--- a/libgfortran/ChangeLog
+++ b/libgfortran/ChangeLog
@@ -1,3 +1,9 @@
+2019-11-13 Tobias Burnus <tobias@codesourcery.com>
+
+ PR fortran/92470
+ * runtime/ISO_Fortran_binding.c (CFI_establish): Set lower_bound to 0
+ also for CFI_attribute_other.
+
2019-11-12 Tobias Burnus <tobias@codesourcery.com>
PR fortran/92470
diff --git a/libgfortran/runtime/ISO_Fortran_binding.c b/libgfortran/runtime/ISO_Fortran_binding.c
index 7ae2a93..91d9ae4 100644
--- a/libgfortran/runtime/ISO_Fortran_binding.c
+++ b/libgfortran/runtime/ISO_Fortran_binding.c
@@ -387,13 +387,7 @@ int CFI_establish (CFI_cdesc_t *dv, void *base_addr, CFI_attribute_t attribute,
for (int i = 0; i < rank; i++)
{
- /* If the C Descriptor is for a pointer then the lower bounds of every
- * dimension are set to zero. */
- if (attribute == CFI_attribute_pointer)
- dv->dim[i].lower_bound = 0;
- else
- dv->dim[i].lower_bound = 1;
-
+ dv->dim[i].lower_bound = 0;
dv->dim[i].extent = extents[i];
if (i == 0)
dv->dim[i].sm = dv->elem_len;