From bd2b76ea85c5d949ded48f4c117bda4074b675aa Mon Sep 17 00:00:00 2001 From: Tomasz Dabrowski Date: Thu, 16 Feb 2017 13:34:50 +0100 Subject: Build fix for 32-bit clang 3.8/3.9 with MRB_INT64 --- include/mruby/numeric.h | 10 ++++++++++ 1 file changed, 10 insertions(+) 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 -- cgit v1.2.3