Fix comments to disambiguate plural nouns followed by 'is'

* alloc.c (GC_add_to_heap): Change "bytes is" to "bytes argument is"
in comment.
* alloc.c (GC_expand_hp): Fix typo ("argument is") in comment.
* include/gc/gc_inline.h (GC_FAST_MALLOC_GRANS): Change "granules is"
to "granules argument is" in comment.
* include/private/gcconfig.h [LINUX && REDIRECT_MALLOC]: Change
"Linux threads is itself" to "Linux threads implementation itself is".
* malloc.c (GC_alloc_large): Change "Flags is" to
"flags argument should be" in comment.
* include/private/gc_priv.h (GC_alloc_large): Likewise.
* malloc.c (GC_alloc_large): Change "EXTRA_BYTES were" to
"EXTRA_BYTES value was" in comment.
* obj_map.c [MARK_BIT_PER_GRANULE] (GC_add_map_entry): Change
"0 granules is" to "0 is" in comment.

1 files changed, 1 insertions, 2 deletions

diff --git a/obj_map.c b/obj_map.c
index 9dd24059..8c7c1d57 100644
--- a/obj_map.c
+++ b/obj_map.c
@@ -47,8 +47,7 @@ GC_INNER void GC_register_displacement_inner(size_t offset)
 
 #ifdef MARK_BIT_PER_GRANULE
   /* Add a heap block map for objects of size granules to obj_map.      */
-  /* Return FALSE on failure.                                           */
-  /* A size of 0 granules is used for large objects.                    */
+  /* A size of 0 is used for large objects.  Return FALSE on failure.   */
   GC_INNER GC_bool GC_add_map_entry(size_t granules)
   {
     unsigned displ;