[Bug lto/55669] New: [4.8 Regression] ICE : in cgraph_mark_address_taken_node, at cgraph.c:1409

[markus at trippelsdorf dot de]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55669

             Bug #: 55669
           Summary: [4.8 Regression] ICE : in
                    cgraph_mark_address_taken_node, at cgraph.c:1409
    Classification: Unclassified
           Product: gcc
           Version: 4.8.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: lto
        AssignedTo: unassigned@gcc.gnu.org
        ReportedBy: markus@trippelsdorf.de


The following ICE happens during the last stage of a lto/pgo build of Firefox:

 internal compiler error: in cgraph_mark_address_taken_node, at cgraph.c:1409

I've managed to reduce the testcase from ~3000 input files to 34,
but unfortunately not further.


markus@x4 testcase % c++ -flto -fprofile-use -O2 @list
In file included from :3110:0:
/var/tmp/mozilla-central/content/base/src/nsDocument.cpp: In member function
‘CreateRange’:
/var/tmp/mozilla-central/content/base/src/nsDocument.cpp:4999:1: internal
compiler error: in cgraph_mark_address_taken_node, at cgraph.c:1409
 nsDocument::CreateRange(nsIDOMRange** aReturn)
 ^
0x7f42dd0a08b4 __libc_start_main
        /var/tmp/glibc/csu/libc-start.c:258
0x4ad748 ???
        ../sysdeps/x86_64/start.S:123
Please submit a full bug report,
with preprocessed source if appropriate.
Please include the complete backtrace with any bug report.
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lto-wrapper: /usr/x86_64-pc-linux-gnu/gcc-bin/4.8.0/c++ returned 1 exit status
/usr/lib/gcc/x86_64-pc-linux-gnu/4.8.0/../../../../x86_64-pc-linux-gnu/bin/ld:
fatal error: lto-wrapper failed
collect2: error: ld returned 1 exit status