[llvm] r188717 - Make sure that pop_back_val() result is used.

[Jakub Staszak]

Author: kuba
Date: Mon Aug 19 17:12:00 2013
New Revision: 188717

URL: http://llvm.org/viewvc/llvm-project?rev=188717&view=rev
Log:
Make sure that pop_back_val() result is used.

Modified:
    llvm/trunk/include/llvm/ADT/SetVector.h
    llvm/trunk/include/llvm/ADT/SmallVector.h

Modified: llvm/trunk/include/llvm/ADT/SetVector.h
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/include/llvm/ADT/SetVector.h?rev=188717&r1=188716&r2=188717&view=diff
==============================================================================
--- llvm/trunk/include/llvm/ADT/SetVector.h (original)
+++ llvm/trunk/include/llvm/ADT/SetVector.h Mon Aug 19 17:12:00 2013
@@ -170,7 +170,7 @@ public:
     vector_.pop_back();
   }
   
-  T pop_back_val() {
+  T LLVM_ATTRIBUTE_UNUSED_RESULT pop_back_val() {
     T Ret = back();
     pop_back();
     return Ret;

Modified: llvm/trunk/include/llvm/ADT/SmallVector.h
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/include/llvm/ADT/SmallVector.h?rev=188717&r1=188716&r2=188717&view=diff
==============================================================================
--- llvm/trunk/include/llvm/ADT/SmallVector.h (original)
+++ llvm/trunk/include/llvm/ADT/SmallVector.h Mon Aug 19 17:12:00 2013
@@ -427,7 +427,7 @@ public:
       this->grow(N);
   }
 
-  T pop_back_val() {
+  T LLVM_ATTRIBUTE_UNUSED_RESULT pop_back_val() {
 #if LLVM_HAS_RVALUE_REFERENCES
     T Result = ::std::move(this->back());
 #else