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, 2 insertions, 2 deletions

diff --git a/alloc.c b/alloc.c
index 54e6589a..f7285b95 100644
--- a/alloc.c
+++ b/alloc.c
@@ -1336,7 +1336,7 @@ GC_API void GC_CALL GC_gcollect_and_unmap(void)
 #endif
 
 /* Use the chunk of memory starting at p of size bytes as part of the heap. */
-/* Assumes p is HBLKSIZE aligned, and bytes is a multiple of HBLKSIZE.      */
+/* Assumes p is HBLKSIZE aligned, bytes argument is a multiple of HBLKSIZE. */
 STATIC void GC_add_to_heap(struct hblk *p, size_t bytes)
 {
     hdr * phdr;
@@ -1598,7 +1598,7 @@ GC_INNER GC_bool GC_expand_hp_inner(word n)
 }
 
 /* Really returns a bool, but it's externally visible, so that's clumsy. */
-/* Arguments is in bytes.  Includes GC_init() call.                      */
+/* The argument is in bytes.  Includes GC_init() call.                   */
 GC_API int GC_CALL GC_expand_hp(size_t bytes)
 {
     int result;