[Bug ipa/67428] New: lto1: fatal error: test.elf.ltrans0.o: section is missing with -flto -fipa-pta

[Bug ipa/67428] New: lto1: fatal error: test.elf.ltrans0.o: section is missing with -flto -fipa-pta

[gjl at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67428

            Bug ID: 67428
           Summary: lto1: fatal error: test.elf.ltrans0.o: section is
                    missing with -flto -fipa-pta
           Product: gcc
           Version: 5.2.0
            Status: UNCONFIRMED
          Keywords: lto
          Severity: normal
          Priority: P3
         Component: ipa
          Assignee: unassigned at gcc dot gnu.org
          Reporter: gjl at gcc dot gnu.org
  Target Milestone: ---
              Host: x86-linux-gnu
            Target: i386
             Build: x86-linux-gnu

Following error (sources will follow) occurs when compiling

== Command Line ==

$ gcc Bug.c e.c i.c -flto -Os -fipa-pta  -o test.elf -save-temps -v

$ avr-gcc -mmcu=atmega328p Bug.c e.c i.c -flto -Os -fipa-pta  -o test.elf
-save-temps -v


== Error Message ==

lto1: fatal error: test.elf.ltrans0.o: section Foo is missing
compilation terminated.
lto-wrapper: fatal error: /local/gnu/install/gcc-6/bin/avr-gcc returned 1 exit
status

Foo is declared in module e.c


== GCC configures as ==


Target: i686-pc-linux-gnu
Configured with: ../../gcc.gnu.org/gcc-5-branch/configure
--prefix=/mnt/nfs/home/georg/gnu/install/gcc-native-5 --disable-nls
--enable-checking=release --enable-languages=c,c++,lto
Thread model: posix
gcc version 5.2.1 20150721 (GCC)


Target: avr
Configured with: ../../gcc.gnu.org/trunk/configure --target=avr
--prefix=/local/gnu/install/gcc-6 --disable-shared --disable-nls --with-dwarf2
--enable-target-optspace=yes --with-gnu-as --with-gnu-ld target_alias=avr
--enable-languages=c,c++,lto --no-create --no-recursion
Thread model: single
gcc version 6.0.0 20150720 (experimental) (GCC)


Target: avr
Configured with: ../../gcc.gnu.org/gcc-5-branch/configure --target=avr
--prefix=/local/gnu/install/gcc-5 --disable-nls --disable-shared --with-dwarf2
--with-gnu-ld --with-gnu-as target_alias=avr --enable-languages=c,c++,lto
Thread model: single
gcc version 5.2.1 20150816 (GCC)

[Bug ipa/67428] lto1: fatal error: test.elf.ltrans0.o: section is missing with -flto -fipa-pta

[gjl at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67428

--- Comment #1 from Georg-Johann Lay <gjl at gcc dot gnu.org> ---
Created attachment 36278
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=36278&action=edit
Bug.c (C-source 1/3)

[Bug ipa/67428] lto1: fatal error: test.elf.ltrans0.o: section is missing with -flto -fipa-pta

[gjl at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67428

--- Comment #2 from Georg-Johann Lay <gjl at gcc dot gnu.org> ---
Created attachment 36279
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=36279&action=edit
e.c (C-source 2/3)

[Bug ipa/67428] lto1: fatal error: test.elf.ltrans0.o: section is missing with -flto -fipa-pta

[gjl at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67428

--- Comment #3 from Georg-Johann Lay <gjl at gcc dot gnu.org> ---
Created attachment 36280
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=36280&action=edit
i.c (C-source 3/3)

[Bug ipa/67428] lto1: fatal error: test.elf.ltrans0.o: section is missing with -flto -fipa-pta

[gjl at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67428

--- Comment #4 from Georg-Johann Lay <gjl at gcc dot gnu.org> ---
Created attachment 36281
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=36281&action=edit
output of gcc-5.2

[Bug ipa/67428] lto1: fatal error: test.elf.ltrans0.o: section is missing with -flto -fipa-pta

[gjl at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67428

--- Comment #5 from Georg-Johann Lay <gjl at gcc dot gnu.org> ---
Created attachment 36282
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=36282&action=edit
output of avr-gcc-6 (SVN trunk 227033)

[Bug ipa/67428] lto1: fatal error: test.elf.ltrans0.o: section is missing with -flto -fipa-pta

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67428

Richard Biener <rguenth at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Target|i386,avr                    |i386, avr, x86_64
             Status|UNCONFIRMED                 |ASSIGNED
   Last reconfirmed|                            |2015-09-02
           Assignee|unassigned at gcc dot gnu.org      |rguenth at gcc dot gnu.org
     Ever confirmed|0                           |1

--- Comment #6 from Richard Biener <rguenth at gcc dot gnu.org> ---
Confirmed on native x86_64.

#1  0x0000000000fe1eb3 in varpool_node::get_constructor (this=0x7ffff6ac6000)
    at /space/rguenther/src/svn/gcc-5-branch/gcc/varpool.c:328
328                      name);
(gdb) l
323       data = lto_get_section_data (file_data, LTO_section_function_body,
324                                    name, &len);
325       if (!data)
326         fatal_error (input_location, "%s: section %s is missing",
327                      file_data->file_name,
328                      name);

#0  fatal_error (loc=0, gmsgid=0x1785f49 "%s: section %s is missing")
    at /space/rguenther/src/svn/gcc-5-branch/gcc/diagnostic.c:1203
#1  0x0000000000fe1eb3 in varpool_node::get_constructor (this=0x7ffff6ac6000)
    at /space/rguenther/src/svn/gcc-5-branch/gcc/varpool.c:328
#2  0x0000000000eae0b6 in create_variable_info_for_1 (decl=0x7ffff68d7900, 
    name=0x1765de2 "NULL")
    at /space/rguenther/src/svn/gcc-5-branch/gcc/tree-ssa-structalias.c:5676
#3  0x0000000000eae443 in create_variable_info_for (decl=0x7ffff68d7900, 
    name=0x1765de2 "NULL")

I think this is a dup of another bug waiting for Honza to comment.  But I seem
to have guessed the answer now and am testing a fix.

[Bug ipa/67428] lto1: fatal error: test.elf.ltrans0.o: section is missing with -flto -fipa-pta

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67428

Richard Biener <rguenth at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|ASSIGNED                    |RESOLVED
         Resolution|---                         |DUPLICATE

--- Comment #7 from Richard Biener <rguenth at gcc dot gnu.org> ---
dup

*** This bug has been marked as a duplicate of bug 66705 ***