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Build fix for 32-bit clang 3.8/3.9 with MRB_INT64

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dabroz committed Feb 16, 2017
1 parent b165708 commit bd2b76ea85c5d949ded48f4c117bda4074b675aa
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  1. +10 −0 include/mruby/numeric.h
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@@ -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

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