Re: port-macppc/52564: current ofwboot.xcf crashes because of .eh_frame* in .text

[Valery Ushakov <uwe%stderr.spb.ru@localhost>]

The following reply was made to PR port-macppc/52564; it has been noted by GNATS.

From: Valery Ushakov <uwe%stderr.spb.ru@localhost>
To: gnats-bugs%NetBSD.org@localhost
Cc: 
Subject: Re: port-macppc/52564: current ofwboot.xcf crashes because of
 .eh_frame* in .text
Date: Mon, 2 Oct 2017 05:43:18 +0300

 On -7 there is .eh_frame, but if I apply my changes from current to
 suppress it, I get ELF:
 
 Sections:
 Idx Name          Size      VMA       LMA       File off  Algn
   0 .text         0000eef0  00e00000  00e00000  00000060  2**4
                   CONTENTS, ALLOC, LOAD, CODE
   1 .data         0000024e  00e0f000  00e0f000  0000f060  2**3
                   CONTENTS, ALLOC, LOAD, DATA
   2 .bss          00002750  00e0f250  00e0f250  0000f2ae  2**3
                   ALLOC
 
 converted to COFF:
 
 Sections:
 Idx Name          Size      VMA       LMA       File off  Algn
   0 .text         0000eef0  00e00000  00e00000  00000130  2**3
                   CONTENTS, ALLOC, LOAD, CODE
   1 .data         00000250  00e0f000  00e0f000  0000f020  2**3
                   CONTENTS, ALLOC, LOAD, DATA
   2 .bss          00002750  00e0f250  00e0f250  00000000  2**3
                   ALLOC
 
 
 
 On current objcopy seems to force extra alignment/padding now, so ELF
 
 Sections:
 Idx Name          Size      VMA       LMA       File off  Algn
   0 .text         0000f6dc  00e00000  00e00000  00000060  2**4
                   CONTENTS, ALLOC, LOAD, CODE
   1 .data         00000256  00e10000  00e10000  00010060  2**3
                   CONTENTS, ALLOC, LOAD, DATA
   2 .bss          00002750  00e10258  00e10258  000102b6  2**3
                   ALLOC
 
 becomes COFF
 
 Sections:
 Idx Name          Size      VMA       LMA       File off  Algn
   0 .text         0000f6e0  00e00000  00e00000  00001000  2**3
                   CONTENTS, ALLOC, LOAD, CODE
   1 .pad          00000920  00e0f6dc  00e0f6dc  000106e0  2**3
                   CONTENTS
   2 .data         00000258  00e10000  00e10000  00011000  2**3
                   CONTENTS, ALLOC, LOAD, DATA
   3 .bss          00002750  00e10258  00e10258  00000000  2**3
                   ALLOC
 
 -uwe