diff --git a/src/plugins/cpptools/cppmodelmanager.cpp b/src/plugins/cpptools/cppmodelmanager.cpp
index 5c837db64d27a373e1372c4c30d8cee919213cd5..8964d1385bad56ae04fe6de0de94980188f2d00a 100644
--- a/src/plugins/cpptools/cppmodelmanager.cpp
+++ b/src/plugins/cpptools/cppmodelmanager.cpp
@@ -140,6 +140,10 @@ static const char pp_configuration[] =
     "#define   restrict\n"
     "#define __restrict\n"
 
+    "#define __complex__\n"
+    "#define __imag__\n"
+    "#define __real__\n"
+
     // ### add macros for win32
     "#define __cdecl\n"
     "#define QT_WA(x) x\n"
diff --git a/tests/manual/binding/c++ b/tests/manual/binding/c++
index dcdbeef64de13a54da65fc783151d4a68768e4ba..79ec597fcb1907501c7d659f47323f3c08388609 100755
--- a/tests/manual/binding/c++
+++ b/tests/manual/binding/c++
@@ -5,4 +5,3 @@ echo "Generating $t"
 ${CPP-gcc} -xc++ -E -include $me/conf.c++ $* > $t
 echo "Parsing $t"
 $me/cplusplus0 $t
-
diff --git a/tests/manual/binding/conf.c++ b/tests/manual/binding/conf.c++
index c179f979272ee673d3b78d5b8748271f73c0fc0e..c966da060a82c23e444fa200aed9ec68c2d079a3 100644
--- a/tests/manual/binding/conf.c++
+++ b/tests/manual/binding/conf.c++
@@ -6,3 +6,6 @@
 #define   restrict
 #define __restrict
 #define __weak
+#define __complex__
+#define __imag__
+#define __real__