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[Bug lto/54824] New: [4.8 Regression] ICE in verify_loop_structure with LTO


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54824

             Bug #: 54824
           Summary: [4.8 Regression] ICE in verify_loop_structure with LTO
    Classification: Unclassified
           Product: gcc
           Version: 4.8.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: lto
        AssignedTo: unassigned@gcc.gnu.org
        ReportedBy: d.g.gorbachev@gmail.com


Created attachment 28361
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=28361
Backtrace

GCC 4.8.0 20120930 (experimental).

Compile the attached files with "gcc -O -flto foo.c bar.c".

In file included from foo.c:1:0,
                 from :1:
bar.c: In function 'bar':
bar.c:25:1: error: loop 1's latch does not belong directly to it
 }
 ^
bar.c:25:1: internal compiler error: in verify_loop_structure, at
cfgloop.c:1582
Please submit a full bug report,
with preprocessed source if appropriate.
See <http://gcc.gnu.org/bugs.html> for instructions.

No ICE with "gcc -O -flto -fwhole-program foo.c bar.c".


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