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authorKees Cook <keescook@chromium.org>2022-05-03 13:55:03 -0700
committerKees Cook <keescook@chromium.org>2022-05-08 01:33:07 -0700
commit035f7f87b7295a342577aebd7b5b451f1e2a353c (patch)
treee7c51ad07b1fa5f4c2f870c2045b8d27c5b3e1ed /scripts
parentbe2b34fa9be31c60a95989f984c9a5d40cd781b6 (diff)
randstruct: Enable Clang support
Clang 15 will support randstruct via the -frandomize-layout-seed-file=... option. Update the Kconfig and Makefile to recognize this feature. Cc: Masahiro Yamada <masahiroy@kernel.org> Cc: linux-kbuild@vger.kernel.org Signed-off-by: Kees Cook <keescook@chromium.org> Link: https://lore.kernel.org/r/20220503205503.3054173-7-keescook@chromium.org
Diffstat (limited to 'scripts')
-rw-r--r--scripts/Makefile.randstruct3
1 files changed, 3 insertions, 0 deletions
diff --git a/scripts/Makefile.randstruct b/scripts/Makefile.randstruct
index 4d741e6db554..24e283e89893 100644
--- a/scripts/Makefile.randstruct
+++ b/scripts/Makefile.randstruct
@@ -7,6 +7,9 @@ randstruct-cflags-y \
+= -fplugin=$(objtree)/scripts/gcc-plugins/randomize_layout_plugin.so
randstruct-cflags-$(CONFIG_RANDSTRUCT_PERFORMANCE) \
+= -fplugin-arg-randomize_layout_plugin-performance-mode
+else
+randstruct-cflags-y \
+ += -frandomize-layout-seed-file=$(objtree)/scripts/basic/randstruct.seed
endif
export RANDSTRUCT_CFLAGS := $(randstruct-cflags-y)