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-rw-r--r--configure.ac5
1 files changed, 2 insertions, 3 deletions
diff --git a/configure.ac b/configure.ac
index cf04faf6d1..7de6adb93a 100644
--- a/configure.ac
+++ b/configure.ac
@@ -367,6 +367,7 @@ if test "x$enable_werror" = "xyes"; then
AX_CHECK_COMPILE_FLAG([-Werror=date-time],[ERROR_CXXFLAGS="$ERROR_CXXFLAGS -Werror=date-time"],,[[$CXXFLAG_WERROR]])
AX_CHECK_COMPILE_FLAG([-Werror=return-type],[ERROR_CXXFLAGS="$ERROR_CXXFLAGS -Werror=return-type"],,[[$CXXFLAG_WERROR]])
AX_CHECK_COMPILE_FLAG([-Werror=conditional-uninitialized],[ERROR_CXXFLAGS="$ERROR_CXXFLAGS -Werror=conditional-uninitialized"],,[[$CXXFLAG_WERROR]])
+ AX_CHECK_COMPILE_FLAG([-Werror=sign-compare],[ERROR_CXXFLAGS="$ERROR_CXXFLAGS -Werror=sign-compare"],,[[$CXXFLAG_WERROR]])
fi
if test "x$CXXFLAGS_overridden" = "xno"; then
@@ -383,6 +384,7 @@ if test "x$CXXFLAGS_overridden" = "xno"; then
AX_CHECK_COMPILE_FLAG([-Wunused-variable],[WARN_CXXFLAGS="$WARN_CXXFLAGS -Wunused-variable"],,[[$CXXFLAG_WERROR]])
AX_CHECK_COMPILE_FLAG([-Wdate-time],[WARN_CXXFLAGS="$WARN_CXXFLAGS -Wdate-time"],,[[$CXXFLAG_WERROR]])
AX_CHECK_COMPILE_FLAG([-Wconditional-uninitialized],[WARN_CXXFLAGS="$WARN_CXXFLAGS -Wconditional-uninitialized"],,[[$CXXFLAG_WERROR]])
+ AX_CHECK_COMPILE_FLAG([-Wsign-compare],[WARN_CXXFLAGS="$WARN_CXXFLAGS -Wsign-compare"],,[[$CXXFLAG_WERROR]])
dnl Some compilers (gcc) ignore unknown -Wno-* options, but warn about all
dnl unknown options if any other warning is produced. Test the -Wfoo case, and
@@ -576,9 +578,6 @@ case $host in
fi
CPPFLAGS="$CPPFLAGS -D_MT -DWIN32 -D_WINDOWS -DBOOST_THREAD_USE_LIB -D_WIN32_WINNT=0x0601"
- if test "x$CXXFLAGS_overridden" = "xno"; then
- CXXFLAGS="$CXXFLAGS -w"
- fi
dnl libtool insists upon adding -nostdlib and a list of objects/libs to link against.
dnl That breaks our ability to build dll's with static libgcc/libstdc++/libssp. Override