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Unverified Commit 463bee7b by Christian Brauner
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compiler: -Werror=shift-count-overflow hardening

Warn if shift count >= width of type. Signed-off-by: 's avatarChristian Brauner <christian.brauner@ubuntu.com>
parent 3b5a0eeb
Showing with 1 addition and 0 deletions
configure.ac
...@@ -715,6 +715,7 @@ AX_CHECK_COMPILE_FLAG([-Wshadow], [CFLAGS="$CFLAGS -Wshadow"],,[-Werror]) ...@@ -715,6 +715,7 @@ AX_CHECK_COMPILE_FLAG([-Wshadow], [CFLAGS="$CFLAGS -Wshadow"],,[-Werror])
AX_CHECK_COMPILE_FLAG([-Wendif-labels], [CFLAGS="$CFLAGS -Wendif-labels"],,[-Werror]) AX_CHECK_COMPILE_FLAG([-Wendif-labels], [CFLAGS="$CFLAGS -Wendif-labels"],,[-Werror])
AX_CHECK_COMPILE_FLAG([-Werror=overflow], [CFLAGS="$CFLAGS -Werror=overflow"],,[-Werror]) AX_CHECK_COMPILE_FLAG([-Werror=overflow], [CFLAGS="$CFLAGS -Werror=overflow"],,[-Werror])
AX_CHECK_COMPILE_FLAG([-fdiagnostics-show-option], [CFLAGS="$CFLAGS -fdiagnostics-show-option"],,[-Werror]) AX_CHECK_COMPILE_FLAG([-fdiagnostics-show-option], [CFLAGS="$CFLAGS -fdiagnostics-show-option"],,[-Werror])
AX_CHECK_COMPILE_FLAG([-Werror=shift-count-overflow], [CFLAGS="$CFLAGS -Werror=shift-count-overflow"],,[-Werror])
AX_CHECK_LINK_FLAG([-z relro], [LDLAGS="$LDLAGS -z relro"],,[]) AX_CHECK_LINK_FLAG([-z relro], [LDLAGS="$LDLAGS -z relro"],,[])
AX_CHECK_LINK_FLAG([-z now], [LDLAGS="$LDLAGS -z now"],,[]) AX_CHECK_LINK_FLAG([-z now], [LDLAGS="$LDLAGS -z now"],,[])
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