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defines.h: avoid redefinition

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* include/ruby/defines.h (GCC_VERSION_SINCE): get rid of
  re-definition.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@54990 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nobu 2016-05-12 23:35:20 +00:00
parent 4e080d26f2
commit 3bdf613a45
1 changed files with 2 additions and 0 deletions
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2
include/ruby/defines.h
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@ -46,12 +46,14 @@ extern "C" {
# define NOINLINE(x) x
#endif
#ifndef GCC_VERSION_SINCE
#define GCC_VERSION_SINCE(major, minor, patchlevel) \
(defined(__GNUC__) && !defined(__INTEL_COMPILER) && !defined(__clang__) && \
((__GNUC__ > (major)) || \
((__GNUC__ == (major) && \
(__GNUC_MINOR__ > (minor)) || \
(__GNUC_MINOR__ == (minor) && __GNUC_PATCHLEVEL__ >= (patchlevel))))))
#endif
/* likely */
#if __GNUC__ >= 3