[erlang-questions] bug: R12B-0 Hipe compile error

[Mikael Pettersson]

Eranga Udesh writes:
 > Hi,
 > 
 > I get below Hipe compiler error. Without Hipe, the compilation succeed.
 > Looks like Current == nil is not handled inside updateStatementUses function
 > in hipe_ssa.inc.
 > 
 > Brgds,
 > - Eranga
 > 
 > 
 > =ERROR REPORT==== 27-Dec-2007::16:40:15 ===
 > <HiPE (v 3.6.4)> Error: [hipe:906]: ERROR: {function_clause,
 >  
 > [{gb_trees,get_1,[{var,11},nil]},
 >                                              {hipe_icode_ssa,
 >                                               updateStatementUses,3},
 >                                              {hipe_icode_ssa,renameVars,3},
 >                                              {hipe_icode_ssa,rename,4},
 >  
 > {hipe_icode_ssa,childrenRename,4},
 >                                              {hipe_icode_ssa,convert,1},
 >  
 > {hipe_main,icode_ssa_convert,2},
 >                                              {hipe_main,icode_ssa,3}]}
 > ../src/omnismsc_msg.erl:none: internal error in native_compile;
 > crash reason: {{hipe,907,
 >                      {function_clause,[{gb_trees,get_1,[{var,11},nil]},
 >  
 > {hipe_icode_ssa,updateStatementUses,3},
 >                                        {hipe_icode_ssa,renameVars,3},
 >                                        {hipe_icode_ssa,rename,4},
 >                                        {hipe_icode_ssa,childrenRename,4},
 >                                        {hipe_icode_ssa,convert,1},
 >                                        {hipe_main,icode_ssa_convert,2},
 >                                        {hipe_main,icode_ssa,3}]}},
 >                [{hipe,finalize_fun_sequential,2},
 >                 {hipe,'-finalize_fun_concurrent/2-fun-3-',3}]}
 > 
 > =ERROR REPORT==== 27-Dec-2007::16:40:15 ===
 > Error in process <0.69.0> with exit value:
 > {{hipe,907,{function_clause,[{gb_trees,get_1,[{var,11},nil]},{hipe_icode_ssa
 > ,updateStatementUses,3},{hipe_icode_ssa,renameVars,3},{hipe_icode_ssa,rename
 > ,4},{hipe_icode_ssa,childrenRename,4},{hipe_icode_ssa,convert,1},{...

Please show us the Erlang source code that triggers this error.
Without that it may be difficult to find the root cause of the problem.

/Mikael