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From: "anlauf at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug fortran/104128] ICE in gfc_widechar_to_char, at
 fortran/scanner.c:199
Date: Wed, 19 Jan 2022 21:24:32 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D104128

--- Comment #2 from anlauf at gcc dot gnu.org ---
Tentative, semi-obvious patch:

diff --git a/gcc/fortran/target-memory.cc b/gcc/fortran/target-memory.cc
index 361907b0e51..7ce7d736629 100644
--- a/gcc/fortran/target-memory.cc
+++ b/gcc/fortran/target-memory.cc
@@ -365,7 +365,8 @@ gfc_target_encode_expr (gfc_expr *source, unsigned char
*buffer,


 static size_t
-interpret_array (unsigned char *buffer, size_t buffer_size, gfc_expr *resu=
lt)
+interpret_array (unsigned char *buffer, size_t buffer_size, gfc_expr *resu=
lt,
+                bool convert_widechar)
 {
   gfc_constructor_base base =3D NULL;
   size_t array_size =3D 1;
@@ -390,7 +391,7 @@ interpret_array (unsigned char *buffer, size_t buffer_s=
ize,
gfc_expr *result)
       gfc_constructor_append_expr (&base, e, &result->where);

       ptr +=3D gfc_target_interpret_expr (&buffer[ptr], buffer_size - ptr,=
 e,
-                                       true);
+                                       convert_widechar);
     }

   result->value.constructor =3D base;
@@ -580,7 +581,7 @@ gfc_target_interpret_expr (unsigned char *buffer, size_t
buffer_size,
                           gfc_expr *result, bool convert_widechar)
 {
   if (result->expr_type =3D=3D EXPR_ARRAY)
-    return interpret_array (buffer, buffer_size, result);
+    return interpret_array (buffer, buffer_size, result, convert_widechar);

   switch (result->ts.type)
     {=