diff options
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 3 | ||||
| -rw-r--r-- | gcc/tree.c | 8 |
2 files changed, 8 insertions, 3 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index afcd8bc..1ec1165 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,5 +1,8 @@ 2003-10-21 Jason Merrill <jason@redhat.com> + * tree.c (get_unwidened): Check TREE_UNSIGNED on the field's type. + (get_narrower): Likewise. + * stor-layout.c (layout_decl): Do packed field alignment for bit-fields, too. @@ -4105,7 +4105,8 @@ get_unwidened (tree op, tree for_type) { unsigned int innerprec = tree_low_cst (DECL_SIZE (TREE_OPERAND (op, 1)), 1); - int unsignedp = TREE_UNSIGNED (TREE_OPERAND (op, 1)); + int unsignedp = (TREE_UNSIGNED (TREE_OPERAND (op, 1)) + || TREE_UNSIGNED (TREE_TYPE (TREE_OPERAND (op, 1)))); type = (*lang_hooks.types.type_for_size) (innerprec, unsignedp); /* We can get this structure field in the narrowest type it fits in. @@ -4189,8 +4190,9 @@ get_narrower (tree op, int *unsignedp_ptr) { unsigned HOST_WIDE_INT innerprec = tree_low_cst (DECL_SIZE (TREE_OPERAND (op, 1)), 1); - tree type = (*lang_hooks.types.type_for_size) (innerprec, - TREE_UNSIGNED (op)); + int unsignedp = (TREE_UNSIGNED (TREE_OPERAND (op, 1)) + || TREE_UNSIGNED (TREE_TYPE (TREE_OPERAND (op, 1)))); + tree type = (*lang_hooks.types.type_for_size) (innerprec, unsignedp); /* We can get this structure field in a narrower type that fits it, but the resulting extension to its nominal type (a fullword type) |