From: Ivan Maidanski <ivmai@mail.ru>
Date: Wed, 14 Feb 2018 08:58:07 +0000 (+0300)
Subject: Fix 'implicit conversion from size_t to int changes value' clang warning
X-Git-Tag: v8.0.0~349
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=c59a2ecc4588c76c986850363aa59252a96b0d67;p=gc

Fix 'implicit conversion from size_t to int changes value' clang warning
(fix of commit 9468065)

* misc.c (GC_get_size_map_at): Replace (size_t)(signed_word)-1 to
GC_SIZE_MAX.
* tests/test.c [!GC_GET_HEAP_USAGE_NOT_NEEDED] (check_heap_stats):
Replace (size_t)(GC_signed_word)-1 to -1.
---

diff --git a/misc.c b/misc.c
index 9ff518a3..0245b591 100644
--- a/misc.c
+++ b/misc.c
@@ -497,7 +497,7 @@ GC_API size_t GC_CALL GC_get_total_bytes(void)
 GC_API size_t GC_CALL GC_get_size_map_at(int i)
 {
   if ((unsigned)i > MAXOBJBYTES)
-    return (size_t)(signed_word)-1;
+    return GC_SIZE_MAX;
   return GRANULES_TO_BYTES(GC_size_map[i]);
 }
 
diff --git a/tests/test.c b/tests/test.c
index 4092701a..1240180c 100644
--- a/tests/test.c
+++ b/tests/test.c
@@ -1737,7 +1737,7 @@ void check_heap_stats(void)
           (void)GC_get_prof_stats_unsafe(&stats, sizeof(stats));
 #       endif
       }
-      (void)GC_get_size_map_at((size_t)(GC_signed_word)-1);
+      (void)GC_get_size_map_at(-1);
       (void)GC_get_size_map_at(1);
 #   endif