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authorPaul Thomas <pault@gcc.gnu.org>2019-05-10 07:59:42 +0000
committerPaul Thomas <pault@gcc.gnu.org>2019-05-10 07:59:42 +0000
commit0a52429609a9570149af903c231c25f17da79b15 (patch)
tree5949919936e24cc45ea5df3794892250570d0ba2 /gcc/fortran/trans-expr.c
parente965aaf6027f52020992279f59ed166805c33d55 (diff)
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re PR fortran/90093 (Extended C interop: optional argument incorrectly identified as PRESENT)
2019-05-10 Paul Thomas <pault@gcc.gnu.org> PR fortran/90093 * trans-decl.c (convert_CFI_desc): Test that the dummy is present before doing any of the conversions. PR fortran/90352 * decl.c (gfc_verify_c_interop_param): Restore the error for charlen > 1 actual arguments passed to bind(C) procs. Clean up trailing white space. PR fortran/90355 * trans-array.c (gfc_trans_create_temp_array): Set the 'span' field to the element length for all types. (gfc_conv_expr_descriptor): The force_no_tmp flag is used to prevent temporary creation, especially for substrings. * trans-decl.c (gfc_trans_deferred_vars): Rather than assert that the backend decl for the string length is non-null, use it as a condition before calling gfc_trans_vla_type_sizes. * trans-expr.c (gfc_conv_gfc_desc_to_cfi_desc): 'force_no_tmp' is set before calling gfc_conv_expr_descriptor. * trans.c (get_array_span): Move the code for extracting 'span' from gfc_build_array_ref to this function. This is specific to descriptors that are component and indirect references. * trans.h : Add the force_no_tmp flag bitfield to gfc_se. 2019-05-10 Paul Thomas <pault@gcc.gnu.org> PR fortran/90093 * gfortran.dg/ISO_Fortran_binding_12.f90: New test. * gfortran.dg/ISO_Fortran_binding_12.c: Supplementary code. PR fortran/90352 * gfortran.dg/iso_c_binding_char_1.f90: New test. PR fortran/90355 * gfortran.dg/ISO_Fortran_binding_4.f90: Add 'substr' to test the direct passing of substrings as descriptors to bind(C). * gfortran.dg/assign_10.f90: Increase the tree_dump count of 'atmp' to account for the setting of the 'span' field. * gfortran.dg/transpose_optimization_2.f90: Ditto. From-SVN: r271057
Diffstat (limited to 'gcc/fortran/trans-expr.c')
-rw-r--r--gcc/fortran/trans-expr.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/gcc/fortran/trans-expr.c b/gcc/fortran/trans-expr.c
index 21535ac..3711c38 100644
--- a/gcc/fortran/trans-expr.c
+++ b/gcc/fortran/trans-expr.c
@@ -5006,6 +5006,7 @@ gfc_conv_gfc_desc_to_cfi_desc (gfc_se *parmse, gfc_expr *e, gfc_symbol *fsym)
if (e->rank != 0)
{
+ parmse->force_no_tmp = 1;
if (fsym->attr.contiguous
&& !gfc_is_simply_contiguous (e, false, true))
gfc_conv_subref_array_arg (parmse, e, false, fsym->attr.intent,