Create a new channel as a copy of main.
Rename main to:
Delete main? This cannot be undone.
// RUN: %clang -### -target powerpc-ibm-aix-xcoff -c %s -o /dev/null 2>&1 | FileCheck %s // RUN: %clang -### -target powerpc64-ibm-aix-xcoff -c %s -o /dev/null 2>&1 | FileCheck %s // CHECK: "-fxl-pragma-pack"