https://git.ruby-lang.org/ruby.git/commit/?id=df1721c668

From df1721c668cfd20a08ec6369de89ea314c1d4d19 Mon Sep 17 00:00:00 2001
From: Nobuyoshi Nakada <nobu@r...>
Date: Tue, 10 Sep 2019 14:37:17 +0900
Subject: Fixed GCC version for diagnostic-pragmas

"GCC diagnostic push/pop" seems appeared at gcc 4.6.

diff --git a/internal.h b/internal.h
index 7446ce6..cf0c3c9 100644
--- a/internal.h
+++ b/internal.h
@@ -2609,8 +2609,8 @@ rb_obj_builtin_type(VALUE obj) https://github.com/ruby/ruby/blob/trunk/internal.h#L2609
 # define COMPILER_WARNING_IGNORED(flag) \
     COMPILER_WARNING_PRAGMA(COMPILER_WARNING_SPECIFIER(ignored, flag))
 
-#elif GCC_VERSION_SINCE(4, 2, 0)
-/* https://gcc.gnu.org/onlinedocs/gcc-4.2.0/gcc/Diagnostic-Pragmas.html */
+#elif GCC_VERSION_SINCE(4, 6, 0)
+/* https://gcc.gnu.org/onlinedocs/gcc-4.6.4/gcc/Diagnostic-Pragmas.html */
 # define COMPILER_WARNING_PUSH          _Pragma("GCC diagnostic push")
 # define COMPILER_WARNING_POP           _Pragma("GCC diagnostic pop")
 # define COMPILER_WARNING_SPECIFIER(kind, msg) \
-- 
cgit v0.10.2


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