Fork channel

Create a new channel as a copy of main.

Rename channel

Rename main to:

Delete channel

Delete main? This cannot be undone.

ast-print-vector-size-bool.c
// RUN: %clang_cc1 -ast-print %s -o - | FileCheck %s

// CHECK: typedef _Bool bool32 __attribute__((ext_vector_type(32)));
typedef _Bool bool32 __attribute__((ext_vector_type(32)));