https://sourceware.org/bugzilla/show_bug.cgi?id=19446
--- Comment #4 from David Li <xinliangli at gmail dot com> --- (In reply to H.J. Lu from comment #3) > (In reply to David Li from comment #2) > > (In reply to H.J. Lu from comment #1) > > > Since UNREF section is not referenced, it should be GCed. Am I missing > > > something? > > > > Note that the section does not have 'a' bit -- just like debug sections. > > Linker won't GC debug sections, right? > > ld only treats known debug sections as debug sections. Are you looking > for a way to prevent unreferenced section from GC? yes. > > > Also there is inconsistent behavior here -- when g0 is not referenced by > > UNREF, UNREF will be kept by the linker. > > g0 is removed by ld in binutils 2.26. No -- that is not the point. The point is that if UNDEF section is defined as follows, ld *will* keep UNREF (I have not tried 2.26). What makes ld think UNREF should be kept here as they are not known debug sections? .globl unref .section UNREF,"",@progbits .align 8 .type unref, @object .size unref, 8 unref: .long 0 .text .globl main .type main, @function -- You are receiving this mail because: You are on the CC list for the bug. _______________________________________________ bug-binutils mailing list bug-binutils@gnu.org https://lists.gnu.org/mailman/listinfo/bug-binutils