https://gcc.gnu.org/bugzilla/show_bug.cgi?id=55212
--- Comment #18 from Oleg Endo <olegendo at gcc dot gnu.org> --- Created attachment 33489 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=33489&action=edit Reduced case for MAX_RELOAD_INSNS_NUMBER This fails when compiling with -O2 -m2e -m{l|b} with: curr_insn = (insn 713 115 712 16 (parallel [ (set (reg/v:SF 804 [orig:333 x ] [333]) (reg/v:SF 714 [orig:333 x ] [333])) (use (reg/v:PSI 151 )) (clobber (scratch:SI)) ]) er_lgamma.c:85 296 {movsf_ie} (nil)) In file included from sh_tmp.cpp:4:0: er_lgamma.c: In function '__ieee754_lgamma_r': er_lgamma.c:151:1: internal compiler error: Max. number of generated reload insns per insn is achieved (90) } ^ 0x8555215 lra_constraints(bool) ../../gcc-sh-lra/gcc/lra-constraints.c:4149 0x85442bc lra(_IO_FILE*) ../../gcc-sh-lra/gcc/lra.c:2206 0x8500df3 do_reload ../../gcc-sh-lra/gcc/ira.c:5312 0x8500df3 execute ../../gcc-sh-lra/gcc/ira.c:5471