[Bug c/46186] New: Clang creates code running 1600 times faster than gcc's

[j...@jak-linux.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46186

           Summary: Clang creates code running 1600 times faster than
                    gcc's
           Product: gcc
           Version: 4.5.1
            Status: UNCONFIRMED
          Severity: minor
          Priority: P3
         Component: c
        AssignedTo: unassig...@gcc.gnu.org
        ReportedBy: j...@jak-linux.org


Created attachment 22161
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=22161
C file

The attached code compiles into an executable that takes 1.6 seconds to run,
when compiled with clang, it takes 0.001 seconds (both with -O2 as the only
compiler option).