[LLVMbugs] [Bug 1421] union aggregate copies broken in some cases

[bugzilla-daemon at cs.uiuc.edu]

http://llvm.org/bugs/show_bug.cgi?id=1421

sabre at nondot.org changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|NEW                         |RESOLVED
          Component|new bugs                    |llvm-gcc
           Keywords|                            |miscompilation
         OS/Version|Linux                       |All
            Product|new-bugs                    |tools
           Platform|Other                       |All
         Resolution|                            |FIXED
            Summary|CopyAggregate doesn't play  |union aggregate copies
                   |nice with unions            |broken in some cases
   Target Milestone|---                         |2.1
            Version|unspecified                 |1.0



------- Additional Comments From sabre at nondot.org  2007-05-30 01:13 -------
The bug in llvm-gcc is fixed here:
http://lists.cs.uiuc.edu/pipermail/llvm-commits/Week-of-Mon-20070528/050081.html

The bug in scalarrepl is fixed here:
http://lists.cs.uiuc.edu/pipermail/llvm-commits/Week-of-Mon-20070528/050083.html

Testcases here:
test/CFrontend/2007-05-29-UnionCopy.c
test/Transforms/ScalarRepl/2007-05-29-MemcpyPreserve.ll

-Chris



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