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From: "Louis Santillan (lpsantil AT gmail DOT com) [via djgpp AT delorie DOT com]" <djgpp AT delorie DOT com>
Date: Thu, 21 Jul 2016 22:39:19 -0700
Message-ID: <CAB9Rao9LqYhZgfF2pEiR4gUN9APitgEC2EyMCt6GoxC6AS117A@mail.gmail.com>
Subject: Re: LD from binutils 2.26 crashes when -ffunction-sections +
 -Wl,--gc-sections is used but only under DOS
To: "djgpp AT delorie DOT com" <djgpp AT delorie DOT com>
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IIRC, those flags are ELF object specific so this could be a binutils
configuration bug.  IMO, gcc/ld should fail with unsupported flag
error instead.

PS - Thanks for always being awesome DJ.

On Thu, Jul 21, 2016 at 10:25 PM, Ozkan Sezer (sezeroz AT gmail DOT com) [via
djgpp AT delorie DOT com] <djgpp AT delorie DOT com> wrote:
> On 7/21/16, RayeR (glaux AT centrum DOT cz) [via djgpp AT delorie DOT com]
> <djgpp AT delorie DOT com> wrote:
>> I usually run DJGPP from WinXP on my main PC so it took me some time to hit
>> this bug. I compiled one of my project under DOS where I use
>> -ffunction-sections + -Wl,--gc-sections options in Makefile to reduce size
>> of binary trashing unused code and after compiling all objects linker has
>> crashed:
>>
>> gcc  -O2 -Wall -Wstrict-prototypes -ffunction-sections        -o SMB.EXE unisysio.o
>> pc
>> i.o ide.o smart.o isadev.o smbus.o smbdev.o spd.o smb.o -Wl,--gc-sections
>> Exiting due to signal SIGSEGV
>
> FWIW  I tried those flags in my uhexen2 project and my cross-ld
> (2.26.0.20160612) seg'ed too on linux.