New upstream version 1.3upstream/1.3upstream

1 files changed, 9 insertions, 2 deletions

diff --git a/tests/test-free.c b/tests/test-free.c
index 703c550e..b0c084da 100644
--- a/tests/test-free.c
+++ b/tests/test-free.c
@@ -98,6 +98,12 @@ main ()
     #undef N
   }
 
+  /* Skip this test when an address sanitizer is in use, because it would report
+     a "heap buffer overflow".  */
+  #ifndef __has_feature
+   #define __has_feature(a) 0
+  #endif
+  #if !(defined __SANITIZE_ADDRESS__ || __has_feature (address_sanitizer))
   /* Test a less common code path.
      When malloc() is based on mmap(), free() can sometimes call munmap().
      munmap() usually succeeds, but fails in a particular situation: when
@@ -115,7 +121,7 @@ main ()
   if (open ("/proc/sys/vm/max_map_count", O_RDONLY) >= 0)
     {
       /* Preparations.  */
-      size_t pagesize = getpagesize ();
+      size_t pagesize = sysconf (_SC_PAGESIZE);
       void *firstpage_backup = malloc (pagesize);
       void *lastpage_backup = malloc (pagesize);
       /* Allocate a large memory area, as a bumper, so that the MAP_FIXED
@@ -170,6 +176,7 @@ main ()
         }
     }
   #endif
+  #endif
 
-  return 0;
+  return test_exit_status;
 }