Re: [tree-ssa] [PATCH]: Loop invariant code motion for trees

[Daniel Berlin <dberlin at dberlin dot org>]

On Monday, August 25, 2003, at 2:34 PM, Diego Novillo wrote:

> > The changes are about 4 lines.
> > Want just a new tree-loop.c or a whole new patch?
> New patch, please.

NP.
But now i get:

cleanup.818_75 and cleanup.818_5399 conflict across an abnormal edge
/compilerstuff/gcc-ssa-loop-no-cfg/gcc/build/i686-pc-linux-gnu/ 
libstdc++-v3/include/bits/demangle.h: In
   member function `bool
    
__gnu_cxx::demangler::session<Allocator>:: 
decode_type_with_postfix(std::basic_string<char,
   std::char_traits<char>, Allocator>&, std::basic_string<char,
   std::char_traits<char>, Allocator>&,
   __gnu_cxx::demangler::qualifier_list<Allocator>*) [with Allocator =
   std::allocator<char>]':
/compilerstuff/gcc-ssa-loop-no-cfg/gcc/build/i686-pc-linux-gnu/ 
libstdc++-v3/include/bits/demangle.h:1778: internal compiler error: in
   coalesce_abnormal_edges, at tree-ssa.c:1279


Andrew, what the heck have i done wrong here?
More importantly, what hoisting do i need to block to fix this?
All we did was:
Hoisting cleanup.818_5399 = 1 from BB 41 to BB 13

> Thanks.  Diego.