https://gcc.gnu.org/bugzilla/show_bug.cgi?id=119718
--- Comment #16 from lucier at math dot purdue.edu --- I'm sorry, I don't understand how to get the information from the recent changes https://gcc.gnu.org/cgit/gcc/commit/?id=0562e17bd04b65aebff4721db05631b9f34af146 and https://gcc.gnu.org/cgit/gcc/commit/?id=7e91bba6d53899689b00bd0c995b35f6586fcacd After reading the commit messages I tried the options /pkgs/gcc-mainline/bin/gcc -save-temps -fdump-tree-tailc-details -fdump-rtl-expand-details -Wno-unused -Wno-write-strings -Wdisabled-optimization -g -ftrapv -fno-strict-aliasing -fno-trapping-math -fno-math-errno -fschedule-insns2 -foptimize-sibling-calls -fipa-ra -fmove-loop-invariants -fPIC -fno-common -mpc64 -I"../include" -c -o _num.o -I. -DHAVE_CONFIG_H -D___GAMBITDIR="\"/usr/local/Gambit\"" -D___GAMBITDIR_USERLIB="\"\176/.gambit_userlib\"" -D___GAMBITDIR_INSTLIB="\"\176\176userlib\"" -D___SYS_TYPE_CPU="\"x86_64\"" -D___SYS_TYPE_VENDOR="\"pc\"" -D___SYS_TYPE_OS="\"linux-gnu\"" -D___CONFIGURE_COMMAND="\"./configure 'CC=/pkgs/gcc-mainline/bin/gcc -save-temps -fdump-tree-tailc-details -fdump-rtl-expand-details' '--enable-debug' '--enable-targets=' '--enable-single-host' '--enable-dynamic-clib' '--enable-default-runtime-options=tE8,f8,-8'"\" -D___OBJ_EXTENSION="\".o\"" -D___EXE_EXTENSION="\"\"" -D___BAT_EXTENSION="\"\"" -D___PRIMAL _num.c -D___LIBRARY but I'm not seeing what I think I'm supposed to be seeing, heine:~/programs/gambit/gambit> ll lib/_num.c* -rw-rw-r-- 1 lucier lucier 4225368 Apr 11 14:26 lib/_num.c -rw-rw-r-- 1 lucier lucier 186446870 Apr 12 11:21 lib/_num.c.270r.expand