diff --git a/lldb/source/Plugins/ABI/SysV-ppc/ABISysV_ppc.h b/lldb/source/Plugins/ABI/SysV-ppc/ABISysV_ppc.h
index e680decb8324..12ee74150935 100644
--- a/lldb/source/Plugins/ABI/SysV-ppc/ABISysV_ppc.h
+++ b/lldb/source/Plugins/ABI/SysV-ppc/ABISysV_ppc.h
@@ -62,12 +62,6 @@ public:
     virtual bool
     RegisterIsVolatile (const lldb_private::RegisterInfo *reg_info);
     
-    virtual bool
-    StackUsesFrames ()
-    {
-        return true;
-    }
-    
     // The SysV ppc ABI requires that stack frames be 16 byte aligned.
     // When there is a trap handler on the stack, e.g. _sigtramp in userland
     // code, we've seen that the stack pointer is often not aligned properly
@@ -97,12 +91,6 @@ public:
         return true;
     }
 
-    virtual bool
-    FunctionCallsChangeCFA ()
-    {
-        return true;
-    }
-
     virtual const lldb_private::RegisterInfo *
     GetRegisterInfoArray (uint32_t &count);
     //------------------------------------------------------------------
diff --git a/lldb/source/Plugins/ABI/SysV-ppc64/ABISysV_ppc64.h b/lldb/source/Plugins/ABI/SysV-ppc64/ABISysV_ppc64.h
index ad4c2b73db50..e89a73af6aa7 100644
--- a/lldb/source/Plugins/ABI/SysV-ppc64/ABISysV_ppc64.h
+++ b/lldb/source/Plugins/ABI/SysV-ppc64/ABISysV_ppc64.h
@@ -62,12 +62,6 @@ public:
     virtual bool
     RegisterIsVolatile (const lldb_private::RegisterInfo *reg_info);
     
-    virtual bool
-    StackUsesFrames ()
-    {
-        return true;
-    }
-    
     // The SysV ppc64 ABI requires that stack frames be 16 byte aligned.
     // When there is a trap handler on the stack, e.g. _sigtramp in userland
     // code, we've seen that the stack pointer is often not aligned properly
@@ -97,12 +91,6 @@ public:
         return true;
     }
 
-    virtual bool
-    FunctionCallsChangeCFA ()
-    {
-        return true;
-    }
-
     virtual const lldb_private::RegisterInfo *
     GetRegisterInfoArray (uint32_t &count);
     //------------------------------------------------------------------