[Bug bootstrap/41228] [4.5 regression] Solaris 10/x86 comparison failure after VTA merge

["ro at techfak dot uni-bielefeld dot de" <gcc-bugzilla at gcc dot gnu dot org>]

------- Comment #5 from ro at techfak dot uni-bielefeld dot de  2009-09-02 15:25 -------
Subject: Re:  [4.5 regression] Solaris 10/x86 comparison failure after VTA
merge

jakub at gcc dot gnu dot org writes:

> bootstrap-debug intentionally compares (stripped) -g compiled objects with
> (stripped) -g0 compiled objects.
> Please provide info requested in:
> http://gcc.gnu.org/bugzilla/show_bug.cgi?id=41224#c4

ro@zingana 192 > /vol/gcc/src/gcc-dist/contrib/compare-debug --preserve
stage[23]-gcc/plugin.o
stage2-gcc/plugin.o.stripped. stage3-gcc/plugin.o.stripped. differ: char 33,
line 1
preserving stage2-gcc/plugin.o.stripped. stage3-gcc/plugin.o.stripped.

objdump -s output is identical, but e.g. objdump -h output differs
considerably, though only in file offsets:

--- stage2-gcc/plugin.o.stripped.objdump        2009-09-02 17:23:20.999895800
+0200
+++ stage3-gcc/plugin.o.stripped.objdump        2009-09-02 17:23:23.631184000
+0200
@@ -1,19 +1,19 @@

-stage2-gcc/plugin.o.stripped:     file format elf32-i386
+stage3-gcc/plugin.o.stripped:     file format elf32-i386

 Sections:
 Idx Name          Size      VMA       LMA       File off  Algn
   0 .text         00000ce9  00000000  00000000  00000034  2**2
                   CONTENTS, ALLOC, LOAD, RELOC, READONLY, CODE
-  1 .data         00000078  00000000  00000000  00000d20  2**5
+  1 .data         00000078  00000000  00000000  000012a0  2**5
                   CONTENTS, ALLOC, LOAD, RELOC, DATA
-  2 .bss          0000003c  00000000  00000000  00000da0  2**5
+  2 .bss          0000003c  00000000  00000000  000013a0  2**5
                   ALLOC
-  3 .rodata.str1.1 0000019e  00000000  00000000  00000da0  2**0
+  3 .rodata.str1.1 0000019e  00000000  00000000  000013a0  2**0
                   CONTENTS, ALLOC, LOAD, READONLY, DATA
-  4 .rodata.str1.4 00000338  00000000  00000000  00000f40  2**2
+  4 .rodata.str1.4 00000338  00000000  00000000  00001540  2**2
                   CONTENTS, ALLOC, LOAD, READONLY, DATA
-  5 .rodata       000001b3  00000000  00000000  00001280  2**5
+  5 .rodata       000001b3  00000000  00000000  00001880  2**5
                   CONTENTS, ALLOC, LOAD, RELOC, READONLY, DATA
-  6 .comment      00000042  00000000  00000000  00001433  2**0
+  6 .comment      00000042  00000000  00000000  00001b04  2**0
                   CONTENTS, READONLY

Let me know what else you need from objdump.

        Rainer


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=41228