https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91386
--- Comment #13 from Martin Liška <marxin at gcc dot gnu.org> --- > > The key question is how does one dump rtl with -flto? It doesn't work at > all, making debugging this difficult... It does, look: marxin@marxinbox:/tmp> gcc -c main.c -flto marxin@marxinbox:/tmp> gcc main.o -flto -o xxxxxxxx marxin@marxinbox:/tmp> gcc main.o -flto -o xxxxxxxx -fdump-rtl-all marxin@marxinbox:/tmp> ls -l xxxxxxx* -rwxr-xr-x 1 marxin users 20544 Aug 7 15:28 xxxxxxxx -rw-r--r-- 1 marxin users 1454 Aug 7 15:28 xxxxxxxx.ltrans0.233r.expand -rw-r--r-- 1 marxin users 1041 Aug 7 15:28 xxxxxxxx.ltrans0.234r.vregs -rw-r--r-- 1 marxin users 1042 Aug 7 15:28 xxxxxxxx.ltrans0.235r.into_cfglayout -rw-r--r-- 1 marxin users 1997 Aug 7 15:28 xxxxxxxx.ltrans0.236r.jump -rw-r--r-- 1 marxin users 1010 Aug 7 15:28 xxxxxxxx.ltrans0.248r.reginfo -rw-r--r-- 1 marxin users 1069 Aug 7 15:28 xxxxxxxx.ltrans0.269r.outof_cfglayout -rw-r--r-- 1 marxin users 1041 Aug 7 15:28 xxxxxxxx.ltrans0.270r.split1 -rw-r--r-- 1 marxin users 2389 Aug 7 15:28 xxxxxxxx.ltrans0.272r.dfinit -rw-r--r-- 1 marxin users 2471 Aug 7 15:28 xxxxxxxx.ltrans0.273r.mode_sw -rw-r--r-- 1 marxin users 2389 Aug 7 15:28 xxxxxxxx.ltrans0.274r.asmcons -rw-r--r-- 1 marxin users 4419 Aug 7 15:28 xxxxxxxx.ltrans0.279r.ira -rw-r--r-- 1 marxin users 4519 Aug 7 15:28 xxxxxxxx.ltrans0.280r.reload -rw-r--r-- 1 marxin users 2158 Aug 7 15:28 xxxxxxxx.ltrans0.282r.postreload_jump -rw-r--r-- 1 marxin users 2126 Aug 7 15:28 xxxxxxxx.ltrans0.285r.split2 -rw-r--r-- 1 marxin users 3635 Aug 7 15:28 xxxxxxxx.ltrans0.289r.pro_and_epilogue -rw-r--r-- 1 marxin users 3178 Aug 7 15:28 xxxxxxxx.ltrans0.292r.jump2 -rw-r--r-- 1 marxin users 3228 Aug 7 15:28 xxxxxxxx.ltrans0.305r.stack -rw-r--r-- 1 marxin users 3146 Aug 7 15:28 xxxxxxxx.ltrans0.306r.alignments -rw-r--r-- 1 marxin users 3146 Aug 7 15:28 xxxxxxxx.ltrans0.308r.mach -rw-r--r-- 1 marxin users 3146 Aug 7 15:28 xxxxxxxx.ltrans0.309r.barriers -rw-r--r-- 1 marxin users 3257 Aug 7 15:28 xxxxxxxx.ltrans0.314r.shorten -rw-r--r-- 1 marxin users 3257 Aug 7 15:28 xxxxxxxx.ltrans0.315r.nothrow -rw-r--r-- 1 marxin users 3847 Aug 7 15:28 xxxxxxxx.ltrans0.316r.dwarf2 -rw-r--r-- 1 marxin users 3257 Aug 7 15:28 xxxxxxxx.ltrans0.317r.final -rw-r--r-- 1 marxin users 1960 Aug 7 15:28 xxxxxxxx.ltrans0.318r.dfinish
