OSDN Git Service

tools/power/x86: Enable compiler optimisations and Fortify by default
authorBen Hutchings <ben@decadent.org.uk>
Sun, 16 Sep 2018 15:06:10 +0000 (16:06 +0100)
committerLen Brown <len.brown@intel.com>
Sat, 31 Aug 2019 18:48:34 +0000 (14:48 -0400)
Compiling without optimisations is silly, especially since some
warnings depend on the optimiser.  Use -O2.

Fortify adds warnings for unchecked I/O (among other things), which
seems to be a good idea for user-space code.  Enable that too.

Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
Signed-off-by: Len Brown <len.brown@intel.com>
tools/power/x86/turbostat/Makefile
tools/power/x86/x86_energy_perf_policy/Makefile

index 045f5f7..13f1e8b 100644 (file)
@@ -9,9 +9,10 @@ ifeq ("$(origin O)", "command line")
 endif
 
 turbostat : turbostat.c
-override CFLAGS +=     -Wall -I../../../include
+override CFLAGS +=     -O2 -Wall -I../../../include
 override CFLAGS +=     -DMSRHEADER='"../../../../arch/x86/include/asm/msr-index.h"'
 override CFLAGS +=     -DINTEL_FAMILY_HEADER='"../../../../arch/x86/include/asm/intel-family.h"'
+override CFLAGS +=     -D_FORTIFY_SOURCE=2
 
 %: %.c
        @mkdir -p $(BUILD_OUTPUT)
index 1fdeef8..666b325 100644 (file)
@@ -9,8 +9,9 @@ ifeq ("$(origin O)", "command line")
 endif
 
 x86_energy_perf_policy : x86_energy_perf_policy.c
-override CFLAGS +=     -Wall -I../../../include
+override CFLAGS +=     -O2 -Wall -I../../../include
 override CFLAGS +=     -DMSRHEADER='"../../../../arch/x86/include/asm/msr-index.h"'
+override CFLAGS +=     -D_FORTIFY_SOURCE=2
 
 %: %.c
        @mkdir -p $(BUILD_OUTPUT)