Hi, This patch fixes the issue: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67963
gcc/config/i386/i386.c (ix86_option_override_internal) Disable 80387 mask if lakemont target is set. diff --git a/gcc/config/i386/i386.c b/gcc/config/i386/i386.c index 4c25c9e..db722aa 100644 --- a/gcc/config/i386/i386.c +++ b/gcc/config/i386/i386.c @@ -4943,6 +4943,12 @@ ix86_option_override_internal (bool main_args_p, break; } + if (!strcmp (opts->x_ix86_arch_string, "lakemont")) + { + opts->x_target_flags &= ~MASK_80387; + opts_set->x_target_flags |= MASK_80387; + } + if (TARGET_X32 && (opts->x_ix86_isa_flags & OPTION_MASK_ISA_MPX)) error ("Intel MPX does not support x32"); Ok for trunk? Yulia
patch
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