Set proper DECL_ALIGN in offload_handle_link_vars (PR94233)

	gcc/lto/
	PR middle-end/94233
        * lto.c (offload_handle_link_vars): Cleanup; call
	build_decl to ensure alignment is set.

diff --git a/gcc/lto/ChangeLog b/gcc/lto/ChangeLog
index 1e5bab6594b2c439cdbce03d58da14b458238e7f..333f2a3d770126c0357f1dc0e0c538db14fe1f8f 100644 (file)
--- a/gcc/lto/ChangeLog
+++ b/gcc/lto/ChangeLog
@@ -1,3 +1,9 @@
+2020-01-29  Tobias Burnus  <tobias@codesourcery.com>
+
+       PR middle-end/94233
+       * lto.c (offload_handle_link_vars): Cleanup; call
+       build_decl to ensure alignment is set.
+
 2020-02-05  Martin Liska  <mliska@suse.cz>
 
        PR lto/93489

diff --git a/gcc/lto/lto.c b/gcc/lto/lto.c
index 39bb5f45c95b1f8dbda1417c27e6cd8ff886937c..467b922eedfda50c1d9cf84c2c4cb1cae764de49 100644 (file)
--- a/gcc/lto/lto.c
+++ b/gcc/lto/lto.c
@@ -561,18 +561,14 @@ offload_handle_link_vars (void)
                          DECL_ATTRIBUTES (var->decl)))
       {
        tree type = build_pointer_type (TREE_TYPE (var->decl));
-       tree link_ptr_var = make_node (VAR_DECL);
-       TREE_TYPE (link_ptr_var) = type;
-       TREE_USED (link_ptr_var) = 1;
-       TREE_STATIC (link_ptr_var) = 1;
-       SET_DECL_MODE (link_ptr_var, TYPE_MODE (type));
-       DECL_SIZE (link_ptr_var) = TYPE_SIZE (type);
-       DECL_SIZE_UNIT (link_ptr_var) = TYPE_SIZE_UNIT (type);
-       DECL_ARTIFICIAL (link_ptr_var) = 1;
        tree var_name = DECL_ASSEMBLER_NAME (var->decl);
        char *new_name
          = ACONCAT ((IDENTIFIER_POINTER (var_name), "_linkptr", NULL));
-       DECL_NAME (link_ptr_var) = get_identifier (new_name);
+       tree link_ptr_var = build_decl (UNKNOWN_LOCATION, VAR_DECL,
+                                       get_identifier (new_name), type);
+       TREE_USED (link_ptr_var) = 1;
+       TREE_STATIC (link_ptr_var) = 1;
+       DECL_ARTIFICIAL (link_ptr_var) = 1;
        SET_DECL_ASSEMBLER_NAME (link_ptr_var, DECL_NAME (link_ptr_var));
        SET_DECL_VALUE_EXPR (var->decl, build_simple_mem_ref (link_ptr_var));
        DECL_HAS_VALUE_EXPR_P (var->decl) = 1;