Blame SOURCES/0003-Allow-more-than-one-character-as-argument-to-ICHAR.patch

999efc
From 2de74ecd251387201ab78f614e73f67c8ad89033 Mon Sep 17 00:00:00 2001
999efc
From: Mark Eggleston <markeggleston@gcc.gnu.org>
999efc
Date: Mon, 3 Feb 2020 08:52:58 +0000
999efc
Subject: [PATCH 03/10] Allow more than one character as argument to ICHAR
999efc
999efc
Use -fdec to enable.
999efc
---
999efc
 gcc/fortran/check.c                                 |  2 +-
999efc
 gcc/fortran/simplify.c                              |  4 ++--
999efc
 gcc/testsuite/gfortran.dg/dec_ichar_with_string_1.f | 21 +++++++++++++++++++++
999efc
 3 files changed, 24 insertions(+), 3 deletions(-)
999efc
 create mode 100644 gcc/testsuite/gfortran.dg/dec_ichar_with_string_1.f
999efc
999efc
diff --git a/gcc/fortran/check.c b/gcc/fortran/check.c
999efc
index 148a3269815..4c0b83e8e6f 100644
999efc
--- a/gcc/fortran/check.c
999efc
+++ b/gcc/fortran/check.c
999efc
@@ -3154,7 +3154,7 @@ gfc_check_ichar_iachar (gfc_expr *c, gfc_expr *kind)
999efc
   else
999efc
     return true;
999efc
 
999efc
-  if (i != 1)
999efc
+  if (i != 1 && !flag_dec)
999efc
     {
999efc
       gfc_error ("Argument of %s at %L must be of length one",
999efc
 		 gfc_current_intrinsic, &c->where);
999efc
diff --git a/gcc/fortran/simplify.c b/gcc/fortran/simplify.c
999efc
index eb8b2afeb29..248fe05ee48 100644
999efc
--- a/gcc/fortran/simplify.c
999efc
+++ b/gcc/fortran/simplify.c
999efc
@@ -3229,7 +3229,7 @@ gfc_simplify_iachar (gfc_expr *e, gfc_expr *kind)
999efc
   if (e->expr_type != EXPR_CONSTANT)
999efc
     return NULL;
999efc
 
999efc
-  if (e->value.character.length != 1)
999efc
+  if (e->value.character.length != 1 && !flag_dec)
999efc
     {
999efc
       gfc_error ("Argument of IACHAR at %L must be of length one", &e->where);
999efc
       return &gfc_bad_expr;
999efc
@@ -3427,7 +3427,7 @@ gfc_simplify_ichar (gfc_expr *e, gfc_expr *kind)
999efc
   if (e->expr_type != EXPR_CONSTANT)
999efc
     return NULL;
999efc
 
999efc
-  if (e->value.character.length != 1)
999efc
+  if (e->value.character.length != 1 && !flag_dec)
999efc
     {
999efc
       gfc_error ("Argument of ICHAR at %L must be of length one", &e->where);
999efc
       return &gfc_bad_expr;
999efc
diff --git a/gcc/testsuite/gfortran.dg/dec_ichar_with_string_1.f b/gcc/testsuite/gfortran.dg/dec_ichar_with_string_1.f
999efc
new file mode 100644
999efc
index 00000000000..85efccecc0f
999efc
--- /dev/null
999efc
+++ b/gcc/testsuite/gfortran.dg/dec_ichar_with_string_1.f
999efc
@@ -0,0 +1,21 @@
999efc
+! { dg-do run }
999efc
+! { dg-options "-fdec" }
999efc
+!
999efc
+! Test ICHAR and IACHAR with more than one character as argument
999efc
+!
999efc
+! Test case contributed by Jim MacArthur <jim.macarthur@codethink.co.uk>
999efc
+! Modified by Mark Eggleston <mark.eggleston@codethink.com>
999efc
+!
999efc
+        PROGRAM ichar_more_than_one_character
999efc
+          CHARACTER*4 st/'Test'/
999efc
+          INTEGER i
999efc
+
999efc
+          i = ICHAR(st)
999efc
+          if (i.NE.84) STOP 1
999efc
+          i = IACHAR(st)
999efc
+          if (i.NE.84) STOP 2
999efc
+          i = ICHAR('Test')
999efc
+          if (i.NE.84) STOP 3
999efc
+          i = IACHAR('Test')
999efc
+          if (i.NE.84) STOP 4
999efc
+        END
999efc
-- 
999efc
2.11.0
999efc