Merge pull request #1748 from willwray/build_quiet_warnings

Build: quiet annoying warnings
This commit is contained in:
UdjinM6 2017-12-01 08:13:21 +03:00 committed by GitHub
commit 7dfe8aade1
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23

View File

@ -187,6 +187,9 @@ AC_ARG_ENABLE([debug],
[enable_debug=$enableval],
[enable_debug=no])
AC_LANG_PUSH([C++])
AX_CHECK_COMPILE_FLAG([-Werror],[CXXFLAG_WERROR="-Werror"],[CXXFLAG_WERROR=""])
if test "x$enable_debug" = xyes; then
CPPFLAGS="$CPPFLAGS -DDEBUG"
if test "x$GCC" = xyes; then
@ -198,11 +201,20 @@ if test "x$enable_debug" = xyes; then
fi
fi
## TODO: Remove these hard-coded paths and flags. They are here for the sake of
## compatibility with the legacy buildsystem.
##
if test "x$CXXFLAGS_overridden" = "xno"; then
CXXFLAGS="$CXXFLAGS -Wall -Wextra -Wformat -Wformat-security -Wno-unused-parameter -Wno-self-assign -Wno-implicit-fallthrough"
AX_CHECK_COMPILE_FLAG([-Wall],[CXXFLAGS="$CXXFLAGS -Wall"],,[[$CXXFLAG_WERROR]])
AX_CHECK_COMPILE_FLAG([-Wextra],[CXXFLAGS="$CXXFLAGS -Wextra"],,[[$CXXFLAG_WERROR]])
AX_CHECK_COMPILE_FLAG([-Wformat],[CXXFLAGS="$CXXFLAGS -Wformat"],,[[$CXXFLAG_WERROR]])
AX_CHECK_COMPILE_FLAG([-Wformat-security],[CXXFLAGS="$CXXFLAGS -Wformat-security"],,[[$CXXFLAG_WERROR]])
## Some compilers (gcc) ignore unknown -Wno-* options, but warn about all
## unknown options if any other warning is produced. Test the -Wfoo case, and
## set the -Wno-foo case if it works.
AX_CHECK_COMPILE_FLAG([-Wunused-parameter],[CXXFLAGS="$CXXFLAGS -Wno-unused-parameter"],,[[$CXXFLAG_WERROR]])
AX_CHECK_COMPILE_FLAG([-Wself-assign],[CXXFLAGS="$CXXFLAGS -Wno-self-assign"],,[[$CXXFLAG_WERROR]])
AX_CHECK_COMPILE_FLAG([-Wunused-local-typedef],[CXXFLAGS="$CXXFLAGS -Wno-unused-local-typedef"],,[[$CXXFLAG_WERROR]])
AX_CHECK_COMPILE_FLAG([-Wdeprecated-register],[CXXFLAGS="$CXXFLAGS -Wno-deprecated-register"],,[[$CXXFLAG_WERROR]])
AX_CHECK_COMPILE_FLAG([-Wimplicit-fallthrough],[CXXFLAGS="$CXXFLAGS -Wno-implicit-fallthrough"],,[[$CXXFLAG_WERROR]])
fi
CPPFLAGS="$CPPFLAGS -DHAVE_BUILD_INFO -D__STDC_FORMAT_MACROS"
@ -224,8 +236,6 @@ AC_ARG_WITH([daemon],
[build_bitcoind=$withval],
[build_bitcoind=yes])
AC_LANG_PUSH([C++])
use_pkgconfig=yes
case $host in
*mingw*)