Fix UBSAN in data fingerprint

ornladios · Jun 2, 2020 · 7cee1a9 · 7cee1a9
1 parent 0bcc2a5
commit 7cee1a9
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/source/adios2/toolkit/sst/dp/evpath_dp.c b/source/adios2/toolkit/sst/dp/evpath_dp.c
@@ -525,7 +525,7 @@ static unsigned long writeBlockFingerprint(char *page, size_t size)
             index++;
         }
         component += (unsigned char)page[index];
-        print |= (((long)component) << (8 * i));
+        print |= (((unsigned long)component) << (8 * i));
     }
     return print;
 }