From 280c2958f2a03bdc16b99851230c935cdd65e91b Mon Sep 17 00:00:00 2001 From: Alexis La Goutte Date: Sat, 15 Mar 2014 12:52:29 +0100 Subject: Add --enable-extra-clang-checks for autotools and CMakeList With -Wunreachable-code flags (and disable for the moment -Wdocumentation) Change-Id: I126c962b32e650a63b78092e95896736ae7335c9 Reviewed-on: https://code.wireshark.org/review/678 Reviewed-by: Alexis La Goutte --- configure.ac | 20 ++++++++++++++++++-- 1 file changed, 18 insertions(+), 2 deletions(-) (limited to 'configure.ac') diff --git a/configure.ac b/configure.ac index 7d06f77919..c4a332c3a3 100644 --- a/configure.ac +++ b/configure.ac @@ -772,7 +772,7 @@ AC_ARG_ENABLE(extra-gcc-checks, AC_HELP_STRING( [--enable-extra-gcc-checks], [do additional -W checks in GCC @<:@default=no@:>@]), [ - wireshark_extra_gcc_flags=$enableval + wireshark_extra_flags=$enableval if test $enableval != no then AC_WIRESHARK_COMPILER_FLAGS_CHECK(-pedantic) @@ -811,6 +811,22 @@ AC_ARG_ENABLE(extra-gcc-checks, AC_WIRESHARK_COMPILER_FLAGS_CHECK(-Wcast-align) fi ],) + +# +# Try to add some additional clang checks to CFLAGS +# +AC_ARG_ENABLE(extra-clang-checks, + AC_HELP_STRING( [--enable-extra-clang-checks], + [do additional -W checks in Clang @<:@default=no@:>@]), +[ + wireshark_extra_flags=$enableval + if test $enableval != no + then + AC_WIRESHARK_COMPILER_FLAGS_CHECK(-Wunreachable-code) + #AC_WIRESHARK_COMPILER_FLAGS_CHECK(-Wdocumentation) + fi +],) + AC_WIRESHARK_COMPILER_FLAGS_CHECK(-Wall -W) # -W is now known as -Wextra AC_WIRESHARK_COMPILER_FLAGS_CHECK(-Wextra) # -W is now known as -Wextra AC_WIRESHARK_COMPILER_FLAGS_CHECK(-Wdeclaration-after-statement, C) @@ -999,7 +1015,7 @@ AC_ARG_ENABLE(warnings-as-errors, fi ], [ - if test "x$ac_supports_gcc_flags" = "xyes" -a "x$wireshark_extra_gcc_flags" = "x" -a "x$warnings_as_errors_default" = "xyes"; then + if test "x$ac_supports_gcc_flags" = "xyes" -a "x$wireshark_extra_flags" = "x" -a "x$warnings_as_errors_default" = "xyes"; then with_warnings_as_errors="yes" AC_MSG_RESULT(yes) else -- cgit v1.2.3