Create a pool of 20 measurement files per library for coverage.

Reduces disk space usage for commonly used libraries by merging coverage
data across processes.

Bug: 171338125
Test: Forrest run of coverage tests
Change-Id: I2b9e94871fc5d66971c5b7e725b296bcd721ccf2

parent bcf87898

rootdir/Android.mk

+1 −1

Original line number	Diff line number	Diff line
		@@ -69,7 +69,7 @@ endif

		EXPORT_GLOBAL_CLANG_COVERAGE_OPTIONS :=
		ifeq ($(CLANG_COVERAGE),true)
		EXPORT_GLOBAL_CLANG_COVERAGE_OPTIONS := export LLVM_PROFILE_FILE /data/misc/trace/clang-%p-%m.profraw
		EXPORT_GLOBAL_CLANG_COVERAGE_OPTIONS := export LLVM_PROFILE_FILE /data/misc/trace/clang-%20m.profraw
		endif

		# Put it here instead of in init.rc module definition,