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authorPaul Thomas <pault@gcc.gnu.org>2019-09-01 12:53:02 +0000
committerPaul Thomas <pault@gcc.gnu.org>2019-09-01 12:53:02 +0000
commit70570ec1927450952efc5baa4de3254507352f09 (patch)
treed0baf00593ad714a097942a7238267ec362f1411 /gcc/fortran/array.c
parent3e7254c5e4a0545059ca61b34134f7ef5c3d3a86 (diff)
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array.c (spec_dimen_size): Check for the presence of expressions for the bounds.
2019-09-01 Paul Thomas <pault@gcc.gnu.org> * array.c (spec_dimen_size): Check for the presence of expressions for the bounds. * decl.c (gfc_match_end): Add case COMP_SELECT_RANK. * dump-parse-tree.c(show_symbol): Show the arrayspec of class entities. (show_code_node): Show the code for SELECT_RANK. * expr.c (gfc_check_vardef_context): Omit the context of variable definition for select rank associate names since the ASSUMED RANK throws. * gfortran.h : Add ST_SELECT_RANK and ST_RANK to enum gfc_statement. Add select_rank_temporary to symbol attribute structure. Add EXEC_SELECT_RANK to enum gfc_exec_op. * match.c (match_exit_cycle): Add COMP_SELECT_RANK. (copy_ts_from_selector_to_associate): Add as special case for assumed rank class variables. (select_intrinsic_set_tmp): Clean up the code by using symbols for references to the temporary and the selector. (select_type_set_tmp): Ditto. (select_rank_set_tmp): New function. (gfc_match_select_rank): New function. (gfc_match_rank_is): New function. * match.h : Add prototypes for gfc_match_select_rank and gfc_match_rank_is. * parse.c (decode_statement): Attempt to match select_rank and rank statements. (next_statement, gfc_ascii_statement): Add ST_SELECT_RANK. (parse_select_rank_block): New function. (parse_executable): Parse select rank block for ST_SELECT_RANK. * parse.h : Add COMP_SELECT_RANK to enum gfc_compile_state. * resolve.c (resolve_variable): Exclude select_rank_temporaries from the check on use of ASSUMED RANK. (gfc_resolve_expr): Make sure that unlimited polymorphic select rank temporaries expressions are not resolved again after being successfully resolved. (resolve_assoc_var): Do not do the rank check for select rank temporaries. (resolve_select_rank): New function. (gfc_resolve_blocks): Deal with case EXEC_SELECT_RANK. (resolve_symbol): Exclude select rank temporaries for check on use of ASSUMED RANK. * st.c (gfc_free_statement): Include EXEC_SELECT_RANK. * trans-array.c (gfc_conv_array_ref): Select rank temporaries may have dimen == 0. (gfc_conv_expr_descriptor): Zero the offset of select rank temporaries. * trans-stmt.c (copy_descriptor): New function. (trans_associate_var): Add code to associate select rank temps. (gfc_trans_select_rank_cases): New function. (gfc_trans_select_rank): New function. * trans-stmt.h : Add prototype for gfc_trans_select_rank. trans.c (trans_code): Add select rank case. 2019-09-01 Paul Thomas <pault@gcc.gnu.org> * gfortran.dg/select_rank_1.f90 : New test. * gfortran.dg/select_rank_2.f90 : New test. From-SVN: r275269
Diffstat (limited to 'gcc/fortran/array.c')
-rw-r--r--gcc/fortran/array.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/gcc/fortran/array.c b/gcc/fortran/array.c
index b958e89..b972abe 100644
--- a/gcc/fortran/array.c
+++ b/gcc/fortran/array.c
@@ -2213,7 +2213,11 @@ spec_dimen_size (gfc_array_spec *as, int dimen, mpz_t *result)
gfc_internal_error ("spec_dimen_size(): Bad dimension");
if (as->type != AS_EXPLICIT
- || as->lower[dimen]->expr_type != EXPR_CONSTANT
+ || !as->lower[dimen]
+ || !as->upper[dimen])
+ return false;
+
+ if (as->lower[dimen]->expr_type != EXPR_CONSTANT
|| as->upper[dimen]->expr_type != EXPR_CONSTANT
|| as->lower[dimen]->ts.type != BT_INTEGER
|| as->upper[dimen]->ts.type != BT_INTEGER)