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tree-nested.c (get_descriptor_type): Make sure that the alignment of descriptors is at least equal to that of functions.

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* tree-nested.c (get_descriptor_type): Make sure that the alignment of
	descriptors is at least equal to that of functions.

From-SVN: r246646
This commit is contained in:
Eric Botcazou 2017-04-03 11:02:59 +00:00 committed by Eric Botcazou
parent 79f9fc387d
commit 0be1d23cc3
2 changed files with 9 additions and 0 deletions
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5
gcc/ChangeLog
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@ -1,3 +1,8 @@
2017-04-03 Eric Botcazou <ebotcazou@adacore.com>
* tree-nested.c (get_descriptor_type): Make sure that the alignment of
descriptors is at least equal to that of functions.
2017-04-02 Uros Bizjak <ubizjak@gmail.com>
* config/i386/sse.md (movdi_to_sse): Add missing DONE.

4
gcc/tree-nested.c
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@ -496,6 +496,8 @@ static GTY(()) tree descriptor_type;
static tree
get_descriptor_type (struct nesting_info *info)
{
/* The base alignment is that of a function. */
const unsigned align = FUNCTION_ALIGNMENT (FUNCTION_BOUNDARY);
tree t;
if (descriptor_type)
@ -505,6 +507,8 @@ get_descriptor_type (struct nesting_info *info)
t = build_array_type (ptr_type_node, t);
t = build_decl (DECL_SOURCE_LOCATION (info->context),
FIELD_DECL, get_identifier ("__data"), t);
SET_DECL_ALIGN (t, MAX (TYPE_ALIGN (ptr_type_node), align));
DECL_USER_ALIGN (t) = 1;
descriptor_type = make_node (RECORD_TYPE);
TYPE_NAME (descriptor_type) = get_identifier ("__builtin_descriptor");