Fork channel

Create a new channel as a copy of main.

Rename channel

Rename main to:

Delete channel

Delete main? This cannot be undone.

builtin-clwb.c
// RUN: %clang_cc1 %s -ffreestanding -triple=x86_64-apple-darwin -target-feature +clwb  -emit-llvm -o - -Wall -Werror | FileCheck %s

#include <immintrin.h>

void test_mm_clwb(const void *__m) {
  //CHECK-LABEL: @test_mm_clwb
  //CHECK: @llvm.x86.clwb
  _mm_clwb(__m);
}