https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88134
--- Comment #17 from Segher Boessenkool <segher at gcc dot gnu.org> --- Like this: === diff --git a/gcc/config/rs6000/rs6000.c b/gcc/config/rs6000/rs6000.c index 5120202..429eac5 100644 --- a/gcc/config/rs6000/rs6000.c +++ b/gcc/config/rs6000/rs6000.c @@ -38865,7 +38865,9 @@ emit_fusion_gpr_load (rtx target, rtx mem) #ifdef RS6000_GLIBC_ATOMIC_FENV /* Function declarations for rs6000_atomic_assign_expand_fenv. */ -static tree atomic_hold_decl, atomic_clear_decl, atomic_update_decl; +static GTY(()) tree atomic_hold_decl; +static GTY(()) tree atomic_clear_decl; +static GTY(()) tree atomic_update_decl; #endif /* Implement TARGET_ATOMIC_ASSIGN_EXPAND_FENV hook. */ === Arseny, can you test that please?