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| author | Behan Webster <behanw@converseincode.com> | 2017-03-27 18:19:09 -0700 |
|---|---|---|
| committer | Masahiro Yamada <yamada.masahiro@socionext.com> | 2017-04-13 05:30:25 +0900 |
| commit | 6748cb3c299de1ffbe56733647b01dbcc398c419 (patch) | |
| tree | 2863d5e508aaa8efde14736cf4b61d8dacae0201 /Makefile | |
| parent | c3f0d0bc5b01ad90c45276952802455750444b4f (diff) | |
| download | linux-6748cb3c299de1ffbe56733647b01dbcc398c419.tar.bz2 | |
kbuild: use -Oz instead of -Os when using clang
This generates smaller resulting object code when compiled with clang.
Signed-off-by: Behan Webster <behanw@converseincode.com>
Signed-off-by: Matthias Kaehlcke <mka@chromium.org>
Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Diffstat (limited to 'Makefile')
| -rw-r--r-- | Makefile | 3 |
1 files changed, 2 insertions, 1 deletions
@@ -638,7 +638,8 @@ KBUILD_CFLAGS += $(call cc-option,-fdata-sections,) endif ifdef CONFIG_CC_OPTIMIZE_FOR_SIZE -KBUILD_CFLAGS += -Os $(call cc-disable-warning,maybe-uninitialized,) +KBUILD_CFLAGS += $(call cc-option,-Oz,-Os) +KBUILD_CFLAGS += $(call cc-disable-warning,maybe-uninitialized,) else ifdef CONFIG_PROFILE_ALL_BRANCHES KBUILD_CFLAGS += -O2 $(call cc-disable-warning,maybe-uninitialized,) |