diff options
Diffstat (limited to 'configure.ac')
| -rw-r--r-- | configure.ac | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac index 29767774c1..b966aabbb6 100644 --- a/configure.ac +++ b/configure.ac @@ -786,6 +786,20 @@ AC_ARG_ENABLE(asan, AC_SUBST(NO_SANITIZE_CFLAGS) AC_SUBST(NO_SANITIZE_LDFLAGS) +# Try to enable UndefinedBehaviorSanitizer. +# +AC_ARG_ENABLE(ubsan, + AC_HELP_STRING( [--enable-ubsan], + [Enable UndefinedBehaviorSanitizer (UBSan) for debugging@<:@default=no@:>@]), +[ + # + # Available since Clang >= 3.3 and GCC >= 4.9 + # + # XXX shouldn't this also be added to LDFLAGS? + AC_WIRESHARK_COMPILER_FLAGS_CHECK(-fsanitize=undefined) + +]) + # Add check hf conflict.. # AC_ARG_ENABLE(checkhf-conflict, |