+ case 'K':
+ {
+ tree t = va_arg (*text->args_ptr, tree), block;
+ gcc_assert (text->locus != NULL);
+ *text->locus = EXPR_LOCATION (t);
+ gcc_assert (text->abstract_origin != NULL);
+ block = TREE_BLOCK (t);
+ *text->abstract_origin = NULL;
+ while (block
+ && TREE_CODE (block) == BLOCK
+ && BLOCK_ABSTRACT_ORIGIN (block))
+ {
+ tree ao = BLOCK_ABSTRACT_ORIGIN (block);
+
+ while (TREE_CODE (ao) == BLOCK
+ && BLOCK_ABSTRACT_ORIGIN (ao)
+ && BLOCK_ABSTRACT_ORIGIN (ao) != ao)
+ ao = BLOCK_ABSTRACT_ORIGIN (ao);
+
+ if (TREE_CODE (ao) == FUNCTION_DECL)
+ {
+ *text->abstract_origin = block;
+ break;
+ }
+ block = BLOCK_SUPERCONTEXT (block);
+ }
+ }
+ break;
+