re PR debug/66691 (ICE on valid code at -O3 with -g enabled in simplify_subreg, at...

[gcc.git] / gcc / ggc-none.c

diff --git a/gcc/ggc-none.c b/gcc/ggc-none.c
index ae3f6e9a971e2025cc73b51c48e085575ed18d0e..cea6fad10a3d04137323c2c6857b2c9d0b9df05c 100644 (file)
--- a/gcc/ggc-none.c
+++ b/gcc/ggc-none.c
@@ -1,11 +1,11 @@
 /* Null garbage collection for the GNU compiler.
-   Copyright (C) 1998, 1999, 2000 Free Software Foundation, Inc.
+   Copyright (C) 1998-2015 Free Software Foundation, Inc.
 
    This file is part of GCC.
 
    GCC is free software; you can redistribute it and/or modify it
    under the terms of the GNU General Public License as published by
-   the Free Software Foundation; either version 2, or (at your option)
+   the Free Software Foundation; either version 3, or (at your option)
    any later version.
 
    GCC is distributed in the hope that it will be useful, but WITHOUT
@@ -14,21 +14,61 @@
    License for more details.
 
    You should have received a copy of the GNU General Public License
-   along with GCC; see the file COPYING.  If not, write to the Free
-   Software Foundation, 59 Temple Place - Suite 330, Boston, MA
-   02111-1307, USA.  */
+   along with GCC; see the file COPYING3.  If not see
+   <http://www.gnu.org/licenses/>.  */
 
-/* This version is used by the gen* programs, where we don't really
-   need GC at all.  This prevents problems with pulling in all the
-   tree stuff.  */
+/* This version is used by the gen* programs and certain language-specific
+   targets (such as java), where we don't really need GC at all.
+   This prevents problems with pulling in all the tree stuff.  */
 
+#ifdef GENERATOR_FILE
+#include "bconfig.h"
+#else
 #include "config.h"
+#endif
+
 #include "system.h"
-#include "ggc.h"
+#include "coretypes.h"
+#include "hash-table.h"
+
+/* For a given size of memory requested for allocation, return the
+   actual size that is going to be allocated.  */
+
+size_t
+ggc_round_alloc_size (size_t requested_size)
+{
+  return requested_size;
+}
 
 void *
-ggc_alloc (size)
-     size_t size;
+ggc_internal_alloc (size_t size, void (*f)(void *), size_t, size_t
+                   MEM_STAT_DECL)
 {
+  gcc_assert (!f); // ggc-none doesn't support finalizers
   return xmalloc (size);
 }
+
+void *
+ggc_internal_cleared_alloc (size_t size, void (*f)(void *), size_t, size_t
+                           MEM_STAT_DECL)
+{
+  gcc_assert (!f); // ggc-none doesn't support finalizers
+  return xcalloc (size, 1);
+}
+
+void *
+ggc_realloc_stat (void *x, size_t size MEM_STAT_DECL)
+{
+  return xrealloc (x, size);
+}
+
+void
+ggc_free (void *p)
+{
+  free (p);
+}
+
+void
+ggc_grow (void)
+{
+}