+2013-09-22 Eric Botcazou <ebotcazou@adacore.com>
+
+ * gimplify.c (gimplify_asm_expr): Reset the TREE_CHAIN of clobbers to
+ NULL_TREE before pushing them onto the vector. Likewise for labels.
+
2013-09-21 Eric Botcazou <ebotcazou@adacore.com>
* config/ia64/predicates.md (ia64_cbranch_operator): Accept unordered
vec_safe_push (inputs, link);
}
- for (link = ASM_CLOBBERS (expr); link; ++i, link = TREE_CHAIN (link))
- vec_safe_push (clobbers, link);
+ link_next = NULL_TREE;
+ for (link = ASM_CLOBBERS (expr); link; ++i, link = link_next)
+ {
+ link_next = TREE_CHAIN (link);
+ TREE_CHAIN (link) = NULL_TREE;
+ vec_safe_push (clobbers, link);
+ }
- for (link = ASM_LABELS (expr); link; ++i, link = TREE_CHAIN (link))
- vec_safe_push (labels, link);
+ link_next = NULL_TREE;
+ for (link = ASM_LABELS (expr); link; ++i, link = link_next)
+ {
+ link_next = TREE_CHAIN (link);
+ TREE_CHAIN (link) = NULL_TREE;
+ vec_safe_push (labels, link);
+ }
/* Do not add ASMs with errors to the gimple IL stream. */
if (ret != GS_ERROR)