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@@ -95,6 +95,8 @@ fi
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AC_ARG_ENABLE(gcc-warnings,
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AC_ARG_ENABLE(gcc-warnings,
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AS_HELP_STRING(--enable-gcc-warnings, enable verbose warnings))
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AS_HELP_STRING(--enable-gcc-warnings, enable verbose warnings))
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+AC_ARG_ENABLE(gcc-warnings-advisory,
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+ AS_HELP_STRING(--enable-gcc-warnings-advisory, [enable verbose warnings, excluding -Werror]))
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AC_ARG_ENABLE(local-appdata,
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AC_ARG_ENABLE(local-appdata,
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AS_HELP_STRING(--enable-local-appdata, default to host local application data paths on Windows))
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AS_HELP_STRING(--enable-local-appdata, default to host local application data paths on Windows))
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@@ -762,11 +764,12 @@ if test "$GCC" = yes; then
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else
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else
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CFLAGS="$CFLAGS -g -O"
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CFLAGS="$CFLAGS -g -O"
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enable_gcc_warnings=no
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enable_gcc_warnings=no
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+ enable_gcc_warnings_advisory=no
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fi
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fi
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# Add some more warnings which we use in development but not in the
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# Add some more warnings which we use in development but not in the
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# released versions. (Some relevant gcc versions can't handle these.)
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# released versions. (Some relevant gcc versions can't handle these.)
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-if test x$enable_gcc_warnings = xyes; then
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+if test x$enable_gcc_warnings = xyes || test x$enable_gcc_warnings_advisory = xyes; then
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AC_COMPILE_IFELSE(AC_LANG_PROGRAM([], [
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AC_COMPILE_IFELSE(AC_LANG_PROGRAM([], [
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#if !defined(__GNUC__) || (__GNUC__ < 4)
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#if !defined(__GNUC__) || (__GNUC__ < 4)
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@@ -789,7 +792,10 @@ if test x$enable_gcc_warnings = xyes; then
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have_shorten64_flag=no)
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have_shorten64_flag=no)
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CFLAGS="$save_CFLAGS"
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CFLAGS="$save_CFLAGS"
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- CFLAGS="$CFLAGS -W -Wfloat-equal -Wundef -Wpointer-arith -Wstrict-prototypes -Wmissing-prototypes -Wwrite-strings -Wredundant-decls -Wchar-subscripts -Wcomment -Wformat=2 -Wwrite-strings -Wmissing-declarations -Wredundant-decls -Wnested-externs -Wbad-function-cast -Wswitch-enum -Werror"
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+ CFLAGS="$CFLAGS -W -Wfloat-equal -Wundef -Wpointer-arith -Wstrict-prototypes -Wmissing-prototypes -Wwrite-strings -Wredundant-decls -Wchar-subscripts -Wcomment -Wformat=2 -Wwrite-strings -Wmissing-declarations -Wredundant-decls -Wnested-externs -Wbad-function-cast -Wswitch-enum"
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+ if test x$enable_gcc_warnings = xyes; then
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+ CFLAGS="$CFLAGS -Werror"
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+ fi
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# Disabled, so we can use mallinfo(): -Waggregate-return
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# Disabled, so we can use mallinfo(): -Waggregate-return
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