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re PR tree-optimization/39345 (ICE in copy_tree_body_r, at tree-inline.c:1020)

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2009-03-03  H.J. Lu  <hongjiu.lu@intel.com>

	PR middle-end/39345
	* tree-inline.c (remapped_type): New.
	(can_be_nonlocal): Call remapped_type instead of remap_type.

From-SVN: r144581
This commit is contained in:
H.J. Lu 2009-03-03 18:08:01 +00:00 committed by H.J. Lu
parent 6eaf85d001
commit 13e4e36e17
2 changed files with 30 additions and 2 deletions
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6
gcc/ChangeLog
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@ -1,3 +1,9 @@
2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
PR middle-end/39345
* tree-inline.c (remapped_type): New.
(can_be_nonlocal): Call remapped_type instead of remap_type.
2009-03-03 Jakub Jelinek <jakub@redhat.com>
PR fortran/39354

26
gcc/tree-inline.c
View File

@ -426,6 +426,26 @@ remap_type (tree type, copy_body_data *id)
return tmp;
}
/* Return previously remapped type of TYPE in ID. Return NULL if TYPE
is NULL or TYPE has not been remapped before. */
static tree
remapped_type (tree type, copy_body_data *id)
{
tree *node;
if (type == NULL)
return type;
/* See if we have remapped this type. */
node = (tree *) pointer_map_contains (id->decl_map, type);
if (node)
return *node;
else
return NULL;
}
/* The type only needs remapping if it's variably modified. */
/* Decide if DECL can be put into BLOCK_NONLOCAL_VARs. */
static bool
@ -446,8 +466,10 @@ can_be_nonlocal (tree decl, copy_body_data *id)
if (TREE_CODE (decl) != VAR_DECL && TREE_CODE (decl) != PARM_DECL)
return false;
/* We must use global type. */
if (TREE_TYPE (decl) != remap_type (TREE_TYPE (decl), id))
/* We must use global type. We call remapped_type instead of
remap_type since we don't want to remap this type here if it
hasn't been remapped before. */
if (TREE_TYPE (decl) != remapped_type (TREE_TYPE (decl), id))
return false;
/* Wihtout SSA we can't tell if variable is used. */