On mingw i386-pc without this option mingw generates a rdata$zzz symbol that is page-aligned and hence lzma_decompress no longer fits in its allocated space. With mingw this also saves a bit of space in modules On other platforms we should already strip this, so no effect --- configure.ac | 23 +++++++++++++++++++++++ 1 file changed, 23 insertions(+)
diff --git a/configure.ac b/configure.ac index 7656f2434..a86951b90 100644 --- a/configure.ac +++ b/configure.ac @@ -999,6 +999,29 @@ if test "x$grub_cv_cc_fno_unwind_tables" = xyes; then TARGET_CFLAGS="$TARGET_CFLAGS -fno-unwind-tables" fi +# Do not generate .ident sections +AC_CACHE_CHECK([whether -fno-ident works], [grub_cv_cc_fno_ident], [ + CFLAGS="$TARGET_CFLAGS -fno-ident" + AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[]])], + [grub_cv_cc_fno_ident=yes], + [grub_cv_cc_fno_ident=no]) +]) + +if test "x$grub_cv_cc_fno_ident" = xyes; then + TARGET_CFLAGS="$TARGET_CFLAGS -fno-ident" +fi + +AC_CACHE_CHECK([whether -fno-unwind-tables works], [grub_cv_cc_fno_unwind_tables], [ + CFLAGS="$TARGET_CFLAGS -fno-unwind-tables" + AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[]])], + [grub_cv_cc_fno_unwind_tables=yes], + [grub_cv_cc_fno_unwind_tables=no]) +]) + +if test "x$grub_cv_cc_fno_unwind_tables" = xyes; then + TARGET_CFLAGS="$TARGET_CFLAGS -fno-unwind-tables" +fi + CFLAGS="$TARGET_CFLAGS" -- 2.11.0 -- Regards Vladimir 'phcoder' Serbinenko _______________________________________________ Grub-devel mailing list Grub-devel@gnu.org https://lists.gnu.org/mailman/listinfo/grub-devel
