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configure: Don't define _FORTIFY_SOURCE.

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We routinely test the upstream code by running everything under
valgrind, and in any case _FORTIFY_SOURCE is usually defined by
downstream Linux distros and we can leave the optimization vs safety
decision to them.

See this bug: https://bugs.gentoo.org/640494
This commit is contained in:
Richard W.M. Jones
2017-12-10 21:12:01 +00:00
parent 7c986228d5
commit 49263be47a
1 changed files with 0 additions and 6 deletions
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6
m4/guestfs-c.m4
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@@ -119,12 +119,6 @@ AC_SUBST([NO_UM_CFLAGS])
AC_DEFINE([lint], [1], [Define to 1 if the compiler is checking for lint.])
AC_DEFINE([GNULIB_PORTCHECK], [1], [Enable some gnulib portability checks.])
AH_VERBATIM([FORTIFY_SOURCE],[
/* Enable compile-time and run-time bounds-checking, and some warnings. */
#if __OPTIMIZE__ && (! defined (_FORTIFY_SOURCE) || _FORTIFY_SOURCE < 2)
# undef _FORTIFY_SOURCE
# define _FORTIFY_SOURCE 2
#endif])
AC_C_PROTOTYPES
test "x$U" != "x" && AC_MSG_ERROR([Compiler not ANSI compliant])