[PATCH 03/13] allocator: allow reasons other than size overflow

[Paul Eggert]

* lib/allocator.h: Adjust comment to allow reasons other
than size overflow to result in SIZE_MAX.
---
 ChangeLog       | 4 ++++
 lib/allocator.h | 4 ++--
 2 files changed, 6 insertions(+), 2 deletions(-)

diff --git a/ChangeLog b/ChangeLog
index 2f99ccc..5aae016 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,9 @@
 2017-06-04  Paul Eggert  <address@hidden>
 
+       allocator: allow reasons other than size overflow
+       * lib/allocator.h: Adjust comment to allow reasons other
+       than size overflow to result in SIZE_MAX.
+
        xwalloc, xwalloc-die, xwallocator: new modules
        * lib/xwalloc-die.c, lib/xwalloc.c, lib/xwalloc.h, lib/xwallocator.c:
        * modules/xwalloc, modules/xwalloc-die, modules/xwalloc-tests:
diff --git a/lib/allocator.h b/lib/allocator.h
index 650f8e0..9f4c30f 100644
--- a/lib/allocator.h
+++ b/lib/allocator.h
@@ -47,8 +47,8 @@ struct allocator
 
   /* If nonnull, call DIE (SIZE) if MALLOC (SIZE) or REALLOC (...,
      SIZE) fails.  DIE should not return.  SIZE should equal SIZE_MAX
-     if size_t overflow was detected while calculating sizes to be
-     passed to MALLOC or REALLOC.  */
+     if the size is unknown, e.g., if size_t overflow was detected
+     while calculating sizes to be passed to MALLOC or REALLOC.  */
   void (*die) (size_t);
 };
 
-- 
2.9.4