> 2017-10-13 Prathamesh Kulkarni <prathamesh.kulka...@linaro.org> > > * cgraph.h (set_malloc_flag): Declare. > * cgraph.c (set_malloc_flag_1): New function. > (set_malloc_flag): Likewise. > * ipa-fnsummary.h (ipa_call_summary): Add new field is_return_callee. > * ipa-fnsummary.c (ipa_call_summary::reset): Set is_return_callee to > false. > (read_ipa_call_summary): Add support for reading is_return_callee. > (write_ipa_call_summary): Stream is_return_callee. > * ipa-inline.c (ipa_inline): Remove call to ipa_free_fn_summary. > * ipa-pure-const.c: Add headers ssa.h, alloc-pool.h, symbol-summary.h, > ipa-prop.h, ipa-fnsummary.h. > (pure_const_names): Change to static. > (malloc_state_e): Define. > (malloc_state_names): Define. > (funct_state_d): Add field malloc_state. > (varying_state): Set malloc_state to STATE_MALLOC_BOTTOM. > (check_retval_uses): New function. > (malloc_candidate_p): Likewise. > (analyze_function): Add support for malloc attribute. > (pure_const_write_summary): Stream malloc_state. > (pure_const_read_summary): Add support for reading malloc_state. > (dump_malloc_lattice): New function. > (propagate_malloc): New function. > (ipa_pure_const::execute): Call propagate_malloc and > ipa_free_fn_summary. > (pass_local_pure_const::execute): Add support for malloc attribute. > * ssa-iterators.h (RETURN_FROM_IMM_USE_STMT): New macro. > > testsuite/ > * gcc.dg/ipa/propmalloc-1.c: New test-case. > * gcc.dg/ipa/propmalloc-2.c: Likewise. > * gcc.dg/ipa/propmalloc-3.c: Likewise.
OK. Perhaps we could also add -Wsuggest-sttribute=malloc and mention it in changes.html? Thanks, Honza
