On Mon, 14 Mar 2016, Tom de Vries wrote: > Hi, > > this patch fixes PR70161, a 4.9/5/6 regression. > > Currently when using -fdump-ipa-all-graph, the compiler ICEs in > execute_function_dump when testing for pass->graph_dump_initialized, because > pass == NULL. > > The patch fixes: > - the ICE by setting the pass argument in the call to > execute_function_dump in execute_one_ipa_transform_pass > - a subsequent ICE (triggered with -fipa-pta) by saving, resetting and > restoring dump_file_name in cgraph_node::get_body, alongside the > saving and restoring of the dump_file variable. > - the duplicate edges in the subsequently generated dot file by > ensuring that execute_function_dump is called only once per function > per pass. [ Note that this bit also has an effect for the normal dump > files for the ipa passes with transform function. For those functions, > atm execute_function_dump is called both after execute and after > transform. With the patch, it's only called after transform. ] > > Bootstrapped and reg-tested on x86_64. > > OK for stage4?
Ok. Thanks, Richard.
