https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78494
--- Comment #5 from Markus Trippelsdorf <trippels at gcc dot gnu.org> --- Another issue. cse only uses 1% of its allocations: ==15253== -------------------- 17 of 100 -------------------- ==15253== max-live: 536,400 in 1 blocks ==15253== tot-alloc: 223,905,600 in 11,785 blocks (avg size 18999.20) ==15253== deaths: 11,785, at avg age 72,977 (0.00% of prog lifetime) ==15253== acc-ratios: 0.01 rd, 0.01 wr (2,440,706 b-read, 2,714,563 b-written) ==15253== at 0x402CFAF: malloc (vg_replace_malloc.c:299) ==15253== by 0x15F4CD7: xmalloc (xmalloc.c:148) ==15253== by 0x1473D1B: cse_main(rtx_insn*, int) [clone .isra.69] (cse.c:6514) ==15253== by 0x1474896: (anonymous namespace)::pass_cse::execute(function*) (cse.c:7567) ==15253== by 0xCA0793: execute_one_pass(opt_pass*) (passes.c:2370) ==15253== by 0xCA0EB0: execute_pass_list_1(opt_pass*) (passes.c:2459) ==15253== by 0xCA0EC2: execute_pass_list_1(opt_pass*) (passes.c:2460) ==15253== by 0xCA0F0C: execute_pass_list(function*, opt_pass*) (passes.c:2470) ==15253== by 0x96B0DD: cgraph_node::expand() (cgraphunit.c:2001) ==15253== by 0x96C869: symbol_table::compile() [clone .part.47] (cgraphunit.c:2137) ==15253== by 0x96EF54: symbol_table::finalize_compilation_unit() (cgraphunit.c:2587) ==15253== by 0xD75222: compile_file() (toplev.c:488)
