test: Fix narrowing conversion

Signed-off-by: Adam C. Emerson <aemerson@redhat.com>

diff --git a/src/test/osd/TestOSDMap.cc b/src/test/osd/TestOSDMap.cc
index b8258d4a1a4edb996226b5ed03595f1ee6b94602..94453551297181fd3c3be34c2bbf0da7bc56fbb1 100644 (file)
--- a/src/test/osd/TestOSDMap.cc
+++ b/src/test/osd/TestOSDMap.cc
@@ -439,7 +439,7 @@ TEST(PGTempMap, basic)
 {
   PGTempMap m;
   pg_t a(1,1);
-  for (unsigned i=3; i<1000; ++i) {
+  for (auto i=3; i<1000; ++i) {
     pg_t x(i, 1);
     m.set(x, {i});
   }