From 5615da4547b909f3e93e30863bdb90dff51a20ec Mon Sep 17 00:00:00 2001
From: Sebastian <versat@users.noreply.github.com>
Date: Tue, 24 Sep 2019 12:16:13 +0200
Subject: [PATCH] std.cfg: Add configuration and tests for std::bind() (#2207)

TODO:
Somehow Cppcheck fails to print an ignoredReturnValue message when the
return value is not used (see ticket
https://trac.cppcheck.net/ticket/9369 )
---
 cfg/std.cfg      | 10 ++++++++++
 test/cfg/std.cpp | 19 +++++++++++++++++++
 2 files changed, 29 insertions(+)

diff --git a/cfg/std.cfg b/cfg/std.cfg
index 74b82b85d..bf0091e40 100644
--- a/cfg/std.cfg
+++ b/cfg/std.cfg
@@ -7574,6 +7574,16 @@ initializer list (7) string& replace (const_iterator i1, const_iterator i2, init
       <not-uninit/>
     </arg>
   </function>
+  <!-- template< class F, class... Args > /*unspecified*/ bind( F&& f, Args&&... args ); // since C++11 -->
+  <!-- template< class R, class F, class... Args > /*unspecified*/ bind( F&& f, Args&&... args ); // since C++11 -->
+  <function name="std::bind">
+    <noreturn>false</noreturn>
+    <use-retval/>
+    <arg nr="1">
+      <not-uninit/>
+    </arg>
+    <arg nr="any"/>
+  </function>
   <memory>
     <alloc init="false" buffer-size="malloc">malloc</alloc>
     <alloc init="true" buffer-size="calloc">calloc</alloc>
diff --git a/test/cfg/std.cpp b/test/cfg/std.cpp
index 409e6c9ef..0647ec14b 100644
--- a/test/cfg/std.cpp
+++ b/test/cfg/std.cpp
@@ -26,6 +26,7 @@
 #include <fstream>
 #include <vector>
 #include <cstdarg>
+#include <functional>
 
 void returnValue_std_isgreater(void)
 {
@@ -3401,3 +3402,21 @@ void stdvector()
     // cppcheck-suppress ignoredReturnValue
     v.front();
 }
+
+void stdbind_helper(int a)
+{
+    printf("%d", a);
+}
+
+void stdbind()
+{
+    using namespace std::placeholders;
+
+    // TODO cppcheck-suppress ignoredReturnValue #9369
+    std::bind(stdbind_helper, 1);
+
+    // cppcheck-suppress unreadVariable
+    auto f1 = std::bind(stdbind_helper, _1);
+    // cppcheck-suppress unreadVariable
+    auto f2 = std::bind(stdbind_helper, 10);
+}