diff --git a/cfg/std.cfg b/cfg/std.cfg
index 0f891deab..4066a05e8 100644
--- a/cfg/std.cfg
+++ b/cfg/std.cfg
@@ -15,6 +15,16 @@
       <not-bool/>
     </arg>
   </function>
+  <!-- std::proj(std::complex) -->
+  <function name="std::proj">
+    <use-retval/>
+    <pure/>
+    <noreturn>false</noreturn>
+    <leak-ignore/>
+    <arg nr="1">
+      <not-uninit/>
+    </arg>
+  </function>
   <!-- double complex cproj(double complex x); -->
   <function name="cproj">
     <use-retval/>
diff --git a/test/cfg/runtests.sh b/test/cfg/runtests.sh
index 53bb29ec4..51dff0d53 100755
--- a/test/cfg/runtests.sh
+++ b/test/cfg/runtests.sh
@@ -14,7 +14,7 @@ CPPCHECK_OPT='--check-library --enable=information --enable=style --error-exitco
 
 # Compiler settings
 CXX=g++
-CXX_OPT='-fsyntax-only'
+CXX_OPT='-fsyntax-only -std=c++0x'
 CC=gcc
 CC_OPT='-Wno-nonnull -fsyntax-only'
 
diff --git a/test/cfg/std.cpp b/test/cfg/std.cpp
index 608cae135..dd984a489 100644
--- a/test/cfg/std.cpp
+++ b/test/cfg/std.cpp
@@ -12,6 +12,7 @@
 #include <cstdlib>
 #include <ctime>
 #include <cctype>
+#include <complex>
 
 void bufferAccessOutOfBounds(void)
 {
@@ -33,6 +34,11 @@ void uninitvar(void)
     // cppcheck-suppress uninitvar
     std::abs(i);
 
+    double d;
+    const std::complex<double> dc(d,d);
+    // cppcheck-suppress uninitvar
+    std::proj(dc);
+
     // cppcheck-suppress uninitvar
     std::isalnum(i);
     // cppcheck-suppress uninitvar