Merge #10489: build: silence gcc7's implicit fallthrough warning

cf390df build: silence gcc7's implicit fallthrough warning (Cory Fields)

Tree-SHA512: 330a4258161529c6e7af34ba3dc9703c24d897d7fff317c078441405c4546c7236e260603181001954b214d4640ad09ed3d34d3b518be991cb1712a02bcaa1d9
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Wladimir J. van der Laan 2017-06-05 16:59:52 +02:00
commit e654d61d94
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@ -235,6 +235,7 @@ if test "x$CXXFLAGS_overridden" = "xno"; then
AX_CHECK_COMPILE_FLAG([-Wself-assign],[CXXFLAGS="$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"