https://git.ruby-lang.org/ruby.git/commit/?id=cd1d6d9029

From cd1d6d90299d727ad4a87c42f3ba09c87df2bce3 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E5=8D=9C=E9=83=A8=E6=98=8C=E5=B9=B3?=
 <shyouhei@r...>
Date: Wed, 22 Jul 2020 14:44:25 +0900
Subject: include/ruby/backward/2/r_cast.h: deprecate

Remove all usages of RCAST() so that the header file can be excluded
from ruby/ruby.h's dependency.

diff --git a/gc.c b/gc.c
index f1232d3..102b618 100644
--- a/gc.c
+++ b/gc.c
@@ -536,6 +536,8 @@ struct RMoved { https://github.com/ruby/ruby/blob/trunk/gc.c#L536
     } as;
 };
 
+#define RMOVED(obj) ((struct RMoved *)(obj))
+
 #if defined(_MSC_VER) || defined(__CYGWIN__)
 #pragma pack(push, 1) /* magic for reducing sizeof(RVALUE): 24 -> 20 */
 #endif
diff --git a/include/ruby/backward/2/r_cast.h b/include/ruby/backward/2/r_cast.h
index d3f728e..4600699 100644
--- a/include/ruby/backward/2/r_cast.h
+++ b/include/ruby/backward/2/r_cast.h
@@ -24,4 +24,10 @@ https://github.com/ruby/ruby/blob/trunk/include/ruby/backward/2/r_cast.h#L24
  */
 #define R_CAST(st)   (struct st*)
 #define RMOVED(obj)  (R_CAST(RMoved)(obj))
+
+#if defined(__GNUC__)
+# warning R_CAST and RMOVED are deprecated
+#elif defined(_MSC_VER)
+# pragma message("warning: R_CAST and RMOVED are deprecated")
+#endif
 #endif /* RUBY_BACKWARD2_R_CAST_H */
diff --git a/include/ruby/ruby.h b/include/ruby/ruby.h
index 0f11d42..33d7528 100644
--- a/include/ruby/ruby.h
+++ b/include/ruby/ruby.h
@@ -52,7 +52,6 @@ https://github.com/ruby/ruby/blob/trunk/include/ruby/ruby.h#L52
 #include "ruby/backward/2/inttypes.h"
 #include "ruby/backward/2/limits.h"
 #include "ruby/backward/2/rmodule.h"
-#include "ruby/backward/2/r_cast.h"
 
 RBIMPL_SYMBOL_EXPORT_BEGIN()
 
diff --git a/internal/bignum.h b/internal/bignum.h
index c7b9b32..95c1e6e 100644
--- a/internal/bignum.h
+++ b/internal/bignum.h
@@ -74,7 +74,7 @@ https://github.com/ruby/ruby/blob/trunk/internal/bignum.h#L74
 # define PRIXBDIGIT_DBL PRI_BDIGIT_DBL_PREFIX"X"
 #endif
 
-#define RBIGNUM(obj) (R_CAST(RBignum)(obj))
+#define RBIGNUM(obj) ((struct RBignum *)(obj))
 #define BIGNUM_SIGN_BIT FL_USER1
 #define BIGNUM_EMBED_FLAG ((VALUE)FL_USER2)
 #define BIGNUM_EMBED_LEN_NUMBITS 3
diff --git a/internal/complex.h b/internal/complex.h
index dc10538..6f63a9e 100644
--- a/internal/complex.h
+++ b/internal/complex.h
@@ -17,7 +17,7 @@ struct RComplex { https://github.com/ruby/ruby/blob/trunk/internal/complex.h#L17
     VALUE imag;
 };
 
-#define RCOMPLEX(obj) (R_CAST(RComplex)(obj))
+#define RCOMPLEX(obj) ((struct RComplex *)(obj))
 
 /* shortcut macro for internal only */
 #define RCOMPLEX_SET_REAL(cmp, r) RB_OBJ_WRITE((cmp), &RCOMPLEX(cmp)->real, (r))
diff --git a/internal/hash.h b/internal/hash.h
index b0c23c2..237ce58 100644
--- a/internal/hash.h
+++ b/internal/hash.h
@@ -54,7 +54,7 @@ struct RHash { https://github.com/ruby/ruby/blob/trunk/internal/hash.h#L54
     } ar_hint;
 };
 
-#define RHASH(obj) (R_CAST(RHash)(obj))
+#define RHASH(obj) ((struct RHash *)(obj))
 
 #ifdef RHASH_IFNONE
 # undef RHASH_IFNONE
diff --git a/internal/imemo.h b/internal/imemo.h
index 29318f1..d10f89c 100644
--- a/internal/imemo.h
+++ b/internal/imemo.h
@@ -117,7 +117,7 @@ struct MEMO { https://github.com/ruby/ruby/blob/trunk/internal/imemo.h#L117
 /* ment is in method.h */
 
 #define THROW_DATA_P(err) imemo_throw_data_p((VALUE)err)
-#define MEMO_CAST(m) (R_CAST(MEMO)(m))
+#define MEMO_CAST(m) ((struct MEMO *)(m))
 #define MEMO_NEW(a, b, c) ((struct MEMO *)rb_imemo_new(imemo_memo, (VALUE)(a), (VALUE)(b), (VALUE)(c), 0))
 #define MEMO_FOR(type, value) ((type *)RARRAY_PTR(value))
 #define NEW_MEMO_FOR(type, value) \
diff --git a/internal/numeric.h b/internal/numeric.h
index 7045896..fa24927 100644
--- a/internal/numeric.h
+++ b/internal/numeric.h
@@ -41,7 +41,7 @@ struct RFloat { https://github.com/ruby/ruby/blob/trunk/internal/numeric.h#L41
     double float_value;
 };
 
-#define RFLOAT(obj)  (R_CAST(RFloat)(obj))
+#define RFLOAT(obj)  ((struct RFloat *)(obj))
 
 /* numeric.c */
 int rb_num_to_uint(VALUE val, unsigned int *ret);
diff --git a/internal/rational.h b/internal/rational.h
index 99c5eec..18efd7b 100644
--- a/internal/rational.h
+++ b/internal/rational.h
@@ -21,7 +21,7 @@ struct RRational { https://github.com/ruby/ruby/blob/trunk/internal/rational.h#L21
     VALUE den;
 };
 
-#define RRATIONAL(obj) (R_CAST(RRational)(obj))
+#define RRATIONAL(obj) ((struct RRational *)(obj))
 
 /* rational.c */
 VALUE rb_rational_canonicalize(VALUE x);
diff --git a/internal/struct.h b/internal/struct.h
index b00dfff..82b2738 100644
--- a/internal/struct.h
+++ b/internal/struct.h
@@ -31,7 +31,7 @@ struct RStruct { https://github.com/ruby/ruby/blob/trunk/internal/struct.h#L31
     } as;
 };
 
-#define RSTRUCT(obj) (R_CAST(RStruct)(obj))
+#define RSTRUCT(obj) ((struct RStruct *)(obj))
 
 #ifdef RSTRUCT_LEN
 # undef RSTRUCT_LEN
diff --git a/node.h b/node.h
index bc0dcb2..3b8b331 100644
--- a/node.h
+++ b/node.h
@@ -173,7 +173,7 @@ typedef struct RNode { https://github.com/ruby/ruby/blob/trunk/node.h#L173
     int node_id;
 } NODE;
 
-#define RNODE(obj)  (R_CAST(RNode)(obj))
+#define RNODE(obj)  ((struct RNode *)(obj))
 
 /* FL     : 0..4: T_TYPES, 5: KEEP_WB, 6: PROMOTED, 7: FINALIZE, 8: UNUSED, 9: UNUSED, 10: EXIVAR, 11: FREEZE */
 /* NODE_FL: 0..4: T_TYPES, 5: KEEP_WB, 6: PROMOTED, 7: NODE_FL_NEWLINE,
diff --git a/symbol.h b/symbol.h
index dee541f..e2710ba 100644
--- a/symbol.h
+++ b/symbol.h
@@ -30,7 +30,7 @@ struct RSymbol { https://github.com/ruby/ruby/blob/trunk/symbol.h#L30
     ID id;
 };
 
-#define RSYMBOL(obj) (R_CAST(RSymbol)(obj))
+#define RSYMBOL(obj) ((struct RSymbol *)(obj))
 
 #define is_notop_id(id) ((id)>tLAST_OP_ID)
 #define is_local_id(id) (id_type(id)==ID_LOCAL)
-- 
cgit v0.10.2


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