添加c++11特性测试代码

test/src/cpp11/.vscode/c_cpp_properties.json

@@ -0,0 +1,23 @@
+{
+    "configurations": [
+        {
+            "name": "Win32",
+            "includePath": [
+                "${workspaceFolder}/**"
+            ],
+            "defines": [
+                "_DEBUG",
+                "UNICODE",
+                "_UNICODE"
+            ],
+            "windowsSdkVersion": "10.0.17763.0",
+            "compilerPath": "C:/Program Files (x86)/Microsoft Visual Studio/2017/Community/VC/Tools/MSVC/14.16.27023/bin/Hostx64/x64/cl.exe",
+            "cStandard": "c17",
+            "cppStandard": "c++17",
+            "intelliSenseMode": "windows-msvc-x64",
+            "configurationProvider": "ms-vscode.cmake-tools",
+            "compileCommands": "${workspaceFolder}/build/compile_commands.json"
+        }
+    ],
+    "version": 4
+}

test/src/cpp11/.vscode/launch.json

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+{
+    // Use IntelliSense to learn about possible attributes.
+    // Hover to view descriptions of existing attributes.
+    // For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387
+    "version": "0.2.0",
+    "configurations": [
+        {
+            "name": "C++ Launch (GDB)",
+            "type": "cppdbg",
+            "request": "launch",
+            "program": "${workspaceFolder}/cpp11.exe",
+            "args": [],
+            "stopAtEntry": false,
+            "cwd": "${workspaceFolder}",
+            "environment": [],
+            "externalConsole": false,
+            "MIMode": "gdb",
+            "setupCommands": [
+                {
+                    "description": "为 gdb 启用整齐打印",
+                    "text": "-enable-pretty-printing",
+                    "ignoreFailures": true
+                }
+            ]
+        }
+    ]
+}

test/src/cpp11/.vscode/settings.json

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+{
+    "files.associations": {
+        "ostream": "cpp"
+    }
+}

test/src/cpp11/CMakeLists.txt

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+cmake_minimum_required(VERSION 3.15)
+project(cpp11)
+
+message("current dir"  ${CMAKE_CURRENT_SOURCE_DIR})
+
+
+add_executable(cpp11 cpp11_test.cpp )

test/src/cpp11/cpp11_test.cpp

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+#include<iostream>
+using namespace std;
+#include<stdio.h>
+
+int main(){
+    int x;
+    cout<<"hello world"<<endl;
+    printf("shit");
+    getchar();
+}