Add move semantics to Variant

[libs/core.git] / source / debug / backtrace.cpp

diff --git a/source/debug/backtrace.cpp b/source/debug/backtrace.cpp
index f9057dce833d95b9231917bd763a489f7a856fb1..1236145aa67088d0b2aae1fd02031bd4b14068a6 100644 (file)
--- a/source/debug/backtrace.cpp
+++ b/source/debug/backtrace.cpp
@@ -43,19 +43,18 @@ Backtrace Backtrace::create()
 
 ostream &operator<<(ostream &out, const Backtrace &bt)
 {
-       const list<Backtrace::StackFrame> &frames = bt.get_frames();
-       for(list<Backtrace::StackFrame>::const_iterator i=frames.begin(); i!=frames.end(); ++i)
-               out<<*i<<'\n';
+       for(const Backtrace::StackFrame &f: bt.get_frames())
+               out << f << '\n';
 
        return out;
 }
 
 ostream &operator<<(ostream &out, const Backtrace::StackFrame &sf)
 {
-       out<<sf.address;
+       out << sf.address;
        if(!sf.symbol.empty())
-               out<<" in "<<sf.symbol;
-       out<<" from "<<sf.file;
+               out << " in " << sf.symbol;
+       out << " from " << sf.file;
 
        return out;
 }