[LLVMbugs] [Bug 10033] -O3 -fplugin-arg-dragonegg-enable-gcc-optzns miscompiles rnflow.f90

bugzilla-daemon at llvm.org bugzilla-daemon at llvm.org
Fri May 27 08:26:49 PDT 2011


Duncan Sands <baldrick at free.fr> changed:

           What    |Removed                     |Added
             Status|NEW                         |RESOLVED
         Resolution|                            |FIXED

--- Comment #2 from Duncan Sands <baldrick at free.fr> 2011-05-27 10:26:49 CDT ---
Fixed here:
The resulting code is pretty rotten.  In fact when compiled without
-fplugin-arg-dragonegg-enable-gcc-optzns I see rnflow running faster than
when compiled with gcc-4.5; with -fplugin-arg-dragonegg-enable-gcc-optzns it
runs slower than gcc-4.5.

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