k0kubun	2019-01-10 17:04:35 +0900 (Thu, 10 Jan 2019)

  New Revision: 66771

  https://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=66771

  Log:
    configure.ac: Require C99
    
    We already added AC_PROG_CC_C99 in r66605.
    This commit stops warning C99 features.
    
    [Misc #15347] [close https://github.com/ruby/ruby/pull/2064]

  Modified files:
    trunk/configure.ac
Index: configure.ac
===================================================================
--- configure.ac	(revision 66770)
+++ configure.ac	(revision 66771)
@@ -481,7 +481,6 @@ AS_CASE(["$GCC:${warnflags+set}:${extra_ https://github.com/ruby/ruby/blob/trunk/configure.ac#L481
 	particular_werror_flags=no
     ])
     for wflag in \
-		 -Werror=declaration-after-statement \
 		 -Werror=deprecated-declarations \
 		 -Werror=division-by-zero \
 		 -Werror=duplicated-cond \
@@ -489,7 +488,6 @@ AS_CASE(["$GCC:${warnflags+set}:${extra_ https://github.com/ruby/ruby/blob/trunk/configure.ac#L488
 		 -Werror=implicit-int \
 		 -Werror=misleading-indentation \
 		 -Werror=pointer-arith \
-		 -Werror=restrict \
 		 -Werror=shorten-64-to-32 \
 		 -Werror=write-strings \
 		 -Wimplicit-fallthrough=0 \

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