variable_size_array.cpp

cpp/variable_size_array.cpp

@@ -0,0 +1,36 @@
+/* 
+VIM: let g:lcppflags="-g -O2 -pthread"
+VIM: let g:wcppflags="/O2 /EHsc /DWIN32"
+VIM: let g:argv=""
+*/
+#include <iostream>
+#include <exception>
+
+void f( int n )
+{
+	int arr[n];
+	int arr2[2*n];
+	std::cout << sizeof( arr ) << ' ' << sizeof( arr2 ) << std::endl;
+}
+
+int main ( void )
+{try{
+
+	f(10);
+	f(20);
+
+	return 0;
+}
+catch ( const std::exception& e )
+{
+	std::cerr << std::endl
+			<< "std::exception(\"" << e.what() << "\")." << std::endl;
+	return 2;
+}
+catch ( ... )
+{
+	std::cerr  << std::endl
+			<< "unknown exception." << std::endl;
+	return 1;
+}}
+