https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105747
--- Comment #9 from David Binderman <dcb314 at hotmail dot com> --- (In reply to David Binderman from comment #8) > (In reply to David Binderman from comment #7) > > Created attachment 53119 [details] > > C source code > > > > Another one. Over 15 minutes this time. > > Flag -O2 required. Runs in 21 minutes on an RP3. dcb@raspberrypi:~/csmith $ (ulimit -t 1800;time /home/dcb/gcc/results/bin/gcc -I/home/dcb/csmith/results/include/csmith-2.3.0/ -c -g -w -O2 -freport-bug -ftime-report destDir/testFile.23139.c ) Time variable usr sys wall GGC phase parsing : 0.77 ( 0%) 1.55 ( 33%) 2.31 ( 0%) 3597k ( 2%) phase opt and generate :1261.54 (100%) 3.05 ( 66%)1267.62 (100%) 188M ( 97%) callgraph functions expansion :1212.97 ( 96%) 2.24 ( 48%)1218.13 ( 96%) 179M ( 93%) callgraph ipa passes : 47.88 ( 4%) 0.79 ( 17%) 48.78 ( 4%) 4512k ( 2%) alias stmt walking : 125.32 ( 10%) 0.70 ( 15%) 127.13 ( 10%) 126k ( 0%) preprocessing : 0.20 ( 0%) 0.44 ( 9%) 0.58 ( 0%) 941k ( 0%) lexical analysis : 0.25 ( 0%) 0.47 ( 10%) 0.87 ( 0%) 0 ( 0%) parser function body : 0.23 ( 0%) 0.49 ( 11%) 0.68 ( 0%) 1585k ( 1%) tree operand scan : 0.31 ( 0%) 0.33 ( 7%) 0.71 ( 0%) 830k ( 0%) tree SSA verifier : 3.12 ( 0%) 0.10 ( 2%) 3.12 ( 0%) 0 ( 0%) dead store elim2 : 16.05 ( 1%) 0.13 ( 3%) 16.30 ( 1%) 62M ( 32%) PRE : 19.65 ( 2%) 0.25 ( 5%) 19.90 ( 2%) 46M ( 24%) scheduling : 865.21 ( 69%) 0.20 ( 4%) 867.61 ( 68%) 4186k ( 2%) address taken : 0.16 ( 0%) 0.14 ( 3%) 0.22 ( 0%) 0 ( 0%) Extra diagnostic checks enabled; compiler may run slowly. Configure with --enable-checking=release to disable checks. real 21m10.578s user 21m2.776s sys 0m4.705s