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Unverified Commit a30c52ac by Christian Brauner
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compiler: -Wdate-time hardening

Warn when macros __TIME__, __DATE__ or __TIMESTAMP__ are encountered as they might prevent bit-wise-identical reproducible compilations. Signed-off-by: 's avatarChristian Brauner <christian.brauner@ubuntu.com>
parent fcfce08a
Showing with 1 addition and 0 deletions
configure.ac
...@@ -717,6 +717,7 @@ AX_CHECK_COMPILE_FLAG([-Werror=overflow], [CFLAGS="$CFLAGS -Werror=overflow"],,[ ...@@ -717,6 +717,7 @@ AX_CHECK_COMPILE_FLAG([-Werror=overflow], [CFLAGS="$CFLAGS -Werror=overflow"],,[
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="$CFLAGS -Werror=shift-count-overflow"],,[-Werror]) AX_CHECK_COMPILE_FLAG([-Werror=shift-count-overflow], [CFLAGS="$CFLAGS -Werror=shift-count-overflow"],,[-Werror])
AX_CHECK_COMPILE_FLAG([-Werror=shift-overflow=2], [CFLAGS="$CFLAGS -Werror=shift-overflow=2"],,[-Werror]) AX_CHECK_COMPILE_FLAG([-Werror=shift-overflow=2], [CFLAGS="$CFLAGS -Werror=shift-overflow=2"],,[-Werror])
AX_CHECK_COMPILE_FLAG([-Wdate-time], [CFLAGS="$CFLAGS -Wdate-time"],,[-Werror])
AX_CHECK_LINK_FLAG([-z relro], [LDLAGS="$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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