C++ (Cpp) voidify_wrapper_expr示例

示例#1

文件： cp-gimplify.c 项目： didemoto/gcc

static enum gimplify_status
gimplify_must_not_throw_expr (tree *expr_p, gimple_seq *pre_p)
{
  tree stmt = *expr_p;
  tree temp = voidify_wrapper_expr (stmt, NULL);
  tree body = TREE_OPERAND (stmt, 0);
  gimple_seq try_ = NULL;
  gimple_seq catch_ = NULL;
  gimple mnt;

  gimplify_and_add (body, &try_);
  mnt = gimple_build_eh_must_not_throw (terminate_node);
  gimple_seq_add_stmt_without_update (&catch_, mnt);
  mnt = gimple_build_try (try_, catch_, GIMPLE_TRY_CATCH);

  gimple_seq_add_stmt_without_update (pre_p, mnt);
  if (temp)
    {
      *expr_p = temp;
      return GS_OK;
    }

  *expr_p = NULL;
  return GS_ALL_DONE;
}

示例#2

文件： cp-gimplify.c 项目： KrisChaplin/octeon_toolchain-4.1

static void
gimplify_must_not_throw_expr (tree *expr_p, tree *pre_p)
{
  tree stmt = *expr_p;
  tree temp = voidify_wrapper_expr (stmt, NULL);
  tree body = TREE_OPERAND (stmt, 0);

  gimplify_stmt (&body);

  stmt = gimple_build_eh_filter (body, NULL_TREE,
				 build_call (terminate_node, NULL_TREE));

  if (temp)
    {
      append_to_statement_list (stmt, pre_p);
      *expr_p = temp;
    }
  else
    *expr_p = stmt;
}

示例#3

文件： cp-gimplify.c 项目： AhmadTux/DragonFlyBSD

static enum gimplify_status
gimplify_must_not_throw_expr (tree *expr_p, gimple_seq *pre_p)
{
  tree stmt = *expr_p;
  tree temp = voidify_wrapper_expr (stmt, NULL);
  tree body = TREE_OPERAND (stmt, 0);

  stmt = build_gimple_eh_filter_tree (body, NULL_TREE,
				      build_call_n (terminate_node, 0));

  gimplify_and_add (stmt, pre_p);
  if (temp)
    {
      *expr_p = temp;
      return GS_OK;
    }

  *expr_p = NULL;
  return GS_ALL_DONE;
}