vendor/clang/clang-trunk-r256633

1 files changed, 6 insertions, 0 deletions

diff --git a/test/Modules/empty.modulemap b/test/Modules/empty.modulemap
index 6350e2f63eb6..0d1718409d55 100644
--- a/test/Modules/empty.modulemap
+++ b/test/Modules/empty.modulemap
@@ -10,6 +10,12 @@
 // RUN:   -emit-module -fmodule-name=empty -o %t/check.pcm \
 // RUN:   %s
 //
+// The module file should be identical each time we produce it.
 // RUN: diff %t/base.pcm %t/check.pcm
+//
+// We expect an empty module to be less than 30KB (and at least 10K, for now).
+// REQUIRES: shell
+// RUN: wc -c %t/base.pcm | FileCheck --check-prefix=CHECK-SIZE %s
+// CHECK-SIZE: {{(^|[^0-9])[12][0-9][0-9][0-9][0-9]($|[^0-9])}}
 
 module empty { header "Inputs/empty.h" export * }