Revert accidental commit.

From-SVN: r76675

1 files changed, 1 insertions, 7 deletions

diff --git a/gcc/ggc-common.c b/gcc/ggc-common.c
index 6ec7db7..ecd6624 100644
--- a/gcc/ggc-common.c
+++ b/gcc/ggc-common.c
@@ -147,11 +147,6 @@ ggc_realloc (void *x, size_t size)
     return ggc_alloc (size);
 
   old_size = ggc_get_size (x);
-
-#ifndef ENABLE_GC_ALWAYS_COLLECT
-  /* In completely-anal-checking mode, never re-use memory.  This maximizes
-     the chance of catching the user retaining a pointer to the old block.
-     Otherwise, we get to consume the power-of-two overhead we had before.  */
   if (size <= old_size)
     {
       /* Mark the unwanted memory as unaccessible.  We also need to make
@@ -169,7 +164,6 @@ ggc_realloc (void *x, size_t size)
       VALGRIND_DISCARD (VALGRIND_MAKE_READABLE (x, size));
       return x;
     }
-#endif
 
   r = ggc_alloc (size);
 
@@ -182,7 +176,7 @@ ggc_realloc (void *x, size_t size)
   memcpy (r, x, old_size);
 
   /* The old object is not supposed to be used anymore.  */
-  ggc_free (x);
+  VALGRIND_DISCARD (VALGRIND_MAKE_NOACCESS (x, old_size));
 
   return r;
 }