diff options
| -rw-r--r-- | include/mruby/numeric.h | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/include/mruby/numeric.h b/include/mruby/numeric.h index e4086487e..36489b1ce 100644 --- a/include/mruby/numeric.h +++ b/include/mruby/numeric.h @@ -42,6 +42,16 @@ mrb_value mrb_num_div(mrb_state *mrb, mrb_value x, mrb_value y); # define MRB_HAVE_TYPE_GENERIC_CHECKED_ARITHMETIC_BUILTINS #endif +// Clang 3.8 and 3.9 have problem compiling mruby in 32-bit mode, when MRB_INT64 is set +// because of missing __mulodi4 and similar functions in its runtime. We need to use custom +// implementation for them. +#ifdef MRB_HAVE_TYPE_GENERIC_CHECKED_ARITHMETIC_BUILTINS +#if defined(__clang__) && (__clang_major__ == 3) && (__clang_minor__ >= 8) && \ + defined(MRB_32BIT) && defined(MRB_INT64) +#undef MRB_HAVE_TYPE_GENERIC_CHECKED_ARITHMETIC_BUILTINS +#endif +#endif + #ifdef MRB_HAVE_TYPE_GENERIC_CHECKED_ARITHMETIC_BUILTINS #ifndef MRB_WORD_BOXING |