diff options
Diffstat (limited to 'scripts/Makefile.build')
-rw-r--r-- | scripts/Makefile.build | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/scripts/Makefile.build b/scripts/Makefile.build index 42aef001dfdd..fff1452cb76e 100644 --- a/scripts/Makefile.build +++ b/scripts/Makefile.build @@ -221,6 +221,11 @@ cmd_modversions_c = \ endif ifdef CONFIG_FTRACE_MCOUNT_RECORD +# gcc 5 supports generating the mcount tables directly +ifneq ($(call cc-option,-mrecord-mcount,y),y) +KBUILD_CFLAGS += -mrecord-mcount +else +# else do it all manually ifdef BUILD_C_RECORDMCOUNT ifeq ("$(origin RECORDMCOUNT_WARN)", "command line") RECORDMCOUNT_FLAGS = -w @@ -250,6 +255,7 @@ cmd_record_mcount = \ $(sub_cmd_record_mcount) \ fi; endif +endif define rule_cc_o_c $(call echo-cmd,checksrc) $(cmd_checksrc) \ |