diff --git a/mozilla/layout/base/nsPresShell.cpp b/mozilla/layout/base/nsPresShell.cpp
index 55327b0ed25..0d56f9f9978 100644
--- a/mozilla/layout/base/nsPresShell.cpp
+++ b/mozilla/layout/base/nsPresShell.cpp
@@ -1819,7 +1819,7 @@ struct ReflowEvent : public PLEvent {
     if (presShell) {
 #ifdef DEBUG
       if (VERIFY_REFLOW_NOISY_RC & gVerifyReflowFlags) {
-         printf("\n*** Handling reflow event: PresShell=%p, event=%p\n", presShell, this);
+         printf("\n*** Handling reflow event: PresShell=%p, event=%p\n", presShell.get(), this);
       }
 #endif
       presShell->SetReflowEventStatus(PR_FALSE);
diff --git a/mozilla/layout/html/base/src/nsPresShell.cpp b/mozilla/layout/html/base/src/nsPresShell.cpp
index 55327b0ed25..0d56f9f9978 100644
--- a/mozilla/layout/html/base/src/nsPresShell.cpp
+++ b/mozilla/layout/html/base/src/nsPresShell.cpp
@@ -1819,7 +1819,7 @@ struct ReflowEvent : public PLEvent {
     if (presShell) {
 #ifdef DEBUG
       if (VERIFY_REFLOW_NOISY_RC & gVerifyReflowFlags) {
-         printf("\n*** Handling reflow event: PresShell=%p, event=%p\n", presShell, this);
+         printf("\n*** Handling reflow event: PresShell=%p, event=%p\n", presShell.get(), this);
       }
 #endif
       presShell->SetReflowEventStatus(PR_FALSE);
diff --git a/mozilla/xpcom/proxy/tests/proxytests.cpp b/mozilla/xpcom/proxy/tests/proxytests.cpp
index 9dd8a3a2097..2fa491cf7e9 100644
--- a/mozilla/xpcom/proxy/tests/proxytests.cpp
+++ b/mozilla/xpcom/proxy/tests/proxytests.cpp
@@ -267,7 +267,7 @@ void TestCase_NestedLoop(void *arg)
                                   NS_GET_IID(nsIProxyObjectManager),
                                   (nsISupports **)&manager);
 
-    printf("ProxyObjectManager: %d \n", manager);
+    printf("ProxyObjectManager: %p \n", manager);
     
     PR_ASSERT(manager);