1// RUN: rm -rf %t 2// 3// RUN: %clang_cc1 -fmodules -x c++ -fmodules-cache-path=%t \ 4// RUN: -fno-implicit-modules \ 5// RUN: -emit-module -fmodule-name=empty -o %t/base.pcm \ 6// RUN: %s 7// 8// RUN: %clang_cc1 -fmodules -x c++ -fmodules-cache-path=%t \ 9// RUN: -fno-implicit-modules \ 10// RUN: -emit-module -fmodule-name=empty -o %t/check.pcm \ 11// RUN: %s 12// 13// The module file should be identical each time we produce it. 14// RUN: diff %t/base.pcm %t/check.pcm 15// 16// We expect an empty module to be less than 30KB (and at least 10K, for now). 17// REQUIRES: shell 18// RUN: wc -c %t/base.pcm | FileCheck --check-prefix=CHECK-SIZE %s 19// CHECK-SIZE: {{(^|[^0-9])[12][0-9][0-9][0-9][0-9]($|[^0-9])}} 20 21module empty { header "Inputs/empty.h" export * } 22