On Fri, 20 Oct 2023 at 17:22, Michał Winiarski michal.winiarski@intel.com wrote:
Clang uses a different set of command line arguments for enabling coverage.
Signed-off-by: Michał Winiarski michal.winiarski@intel.com
This works brilliantly here -- I'm very glad to finally be able to use something newer than gcc 6!
I assume this will go in via the UML tree, but if you want, we can take it via KUnit.
Tested-by: David Gow davidgow@google.com
Cheers, -- David
arch/um/Makefile-skas | 5 +++++ 1 file changed, 5 insertions(+)
diff --git a/arch/um/Makefile-skas b/arch/um/Makefile-skas index ac35de5316a6..67323b028999 100644 --- a/arch/um/Makefile-skas +++ b/arch/um/Makefile-skas @@ -4,7 +4,12 @@ #
GPROF_OPT += -pg
+ifdef CONFIG_CC_IS_CLANG +GCOV_OPT += -fprofile-instr-generate -fcoverage-mapping +else GCOV_OPT += -fprofile-arcs -ftest-coverage +endif
CFLAGS-$(CONFIG_GCOV) += $(GCOV_OPT) CFLAGS-$(CONFIG_GPROF) += $(GPROF_OPT) -- 2.42.0