The optimization flag -funit-at-a-time is enabled by default in GCC[1]
and not supported by Clang:
clang: error: optimization flag '-funit-at-a-time' is not supported [-Werror,-Wignored-optimization-argument]
[1]: https://gcc.gnu.org/onlinedocs/gcc/Optimize-Options.html
Signed-off-by: Christian Göttsche <cgzones@xxxxxxxxxxxxxx>
---
libselinux/src/Makefile | 2 +-
libselinux/utils/Makefile | 2 +-
2 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/libselinux/src/Makefile b/libselinux/src/Makefile
index 70ba063a..36d57122 100644
--- a/libselinux/src/Makefile
+++ b/libselinux/src/Makefile
@@ -86,7 +86,7 @@ CFLAGS ?= -O -Wall -W -Wundef -Wformat-y2k -Wformat-security -Winit-self -Wmissi
-Wno-missing-field-initializers -Wno-sign-compare \
-Wno-format-nonliteral -Wframe-larger-than=$(MAX_STACK_SIZE) \
-fstack-protector-all --param=ssp-buffer-size=4 -fexceptions \
- -fasynchronous-unwind-tables -fdiagnostics-show-option -funit-at-a-time \
+ -fasynchronous-unwind-tables -fdiagnostics-show-option \
-Werror -Wno-aggregate-return -Wno-redundant-decls \
$(EXTRA_CFLAGS)
diff --git a/libselinux/utils/Makefile b/libselinux/utils/Makefile
index 801066cb..f3cedc11 100644
--- a/libselinux/utils/Makefile
+++ b/libselinux/utils/Makefile
@@ -32,7 +32,7 @@ CFLAGS ?= -O -Wall -W -Wundef -Wformat-y2k -Wformat-security -Winit-self -Wmissi
-Wno-missing-field-initializers -Wno-sign-compare \
-Wno-format-nonliteral -Wframe-larger-than=$(MAX_STACK_SIZE) -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 \
-fstack-protector-all --param=ssp-buffer-size=4 -fexceptions \
- -fasynchronous-unwind-tables -fdiagnostics-show-option -funit-at-a-time \
+ -fasynchronous-unwind-tables -fdiagnostics-show-option \
-Werror -Wno-aggregate-return -Wno-redundant-decls -Wstrict-overflow=5 \
$(EXTRA_CFLAGS)
--
2.39.1
