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c-typeck.c (pointer_diff): Use c_common_type_for_size.

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2012-03-07  Richard Guenther  <rguenther@suse.de>

	* c-typeck.c (pointer_diff): Use c_common_type_for_size.

From-SVN: r185047
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Richard Guenther 2012-03-07 14:30:38 +00:00 committed by Richard Biener
parent 73ddd02d12
commit 647d4b7512
2 changed files with 5 additions and 2 deletions
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gcc/ChangeLog
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@ -1,3 +1,7 @@
2012-03-07 Richard Guenther <rguenther@suse.de>
* c-typeck.c (pointer_diff): Use c_common_type_for_size.
2012-03-07 Richard Guenther <rguenther@suse.de>
* convert.c (strip_float_extensions): Move ...

3
gcc/c-typeck.c
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@ -3413,8 +3413,7 @@ pointer_diff (location_t loc, tree op0, tree op1)
be the same as the result type (ptrdiff_t), but may need to be a wider
type if pointers for the address space are wider than ptrdiff_t. */
if (TYPE_PRECISION (restype) < TYPE_PRECISION (TREE_TYPE (op0)))
inttype = lang_hooks.types.type_for_size
(TYPE_PRECISION (TREE_TYPE (op0)), 0);
inttype = c_common_type_for_size (TYPE_PRECISION (TREE_TYPE (op0)), 0);
else
inttype = restype;