diff --git a/Web/coolprop/examples/Python/plotting-old.rst b/Web/coolprop/examples/Python/plotting-old.rst
index 8e0b86ac..cc8a77d6 100644
--- a/Web/coolprop/examples/Python/plotting-old.rst
+++ b/Web/coolprop/examples/Python/plotting-old.rst
@@ -17,7 +17,7 @@ propane (R290):
 
     from CoolProp.Plots.Plots import Ts
 
-    Ts('R290', show=True)
+    Ts('R290', show=False)
 
 The following example can be used to create a Pressure-Enthalpy plot for R410A:
 
@@ -26,7 +26,7 @@ The following example can be used to create a Pressure-Enthalpy plot for R410A:
 
     from CoolProp.Plots.Plots import Ph
 
-    Ph('R410A', show=True)
+    Ph('R410A', show=False)
 
 The available plots are:
 
@@ -52,7 +52,7 @@ Pressure-Enthalpy plot.
 
     Ph('R410A')
     SimpleCycle('R410A', 250, 300, 5, 5, 0.7)
-    pyplot.show()
+    #pyplot.show()
 
 A more advanced example using built-in functions to draw lines of constant
 properties is given below. Note the different ways to invoke drawIsoLines:
@@ -71,4 +71,4 @@ properties is given below. Note the different ways to invoke drawIsoLines:
     isobars = drawIsoLines(Ref, 'Ts', 'P', [100, 2000], num=5, axis=ax)
     isochores = drawIsoLines(Ref, 'Ts', 'D', [2, 600], num=7, axis=ax)
     #isenthalps = drawIsoLines(Ref, 'Ts', 'H', [100, 300], num=5, axis=ax)
-    pyplot.show()
+    #pyplot.show()
diff --git a/include/crossplatform_shared_ptr.h b/include/crossplatform_shared_ptr.h
index 78649a76..8a19a7ba 100644
--- a/include/crossplatform_shared_ptr.h
+++ b/include/crossplatform_shared_ptr.h
@@ -6,8 +6,16 @@
 // Based on the platform and compiler, include the necessary header to give access to std::tr1::shared_ptr directly as shared_ptr
 
 #if defined(__ISLINUX__) && (defined(__llvm__) || defined(__clang__)) // CLANG
-    #include <memory>
-    using std::shared_ptr;
+	#if __has_include(<tr1/memory>)
+        // CLANG and -stdlib=libstdc++
+        // See also http://stackoverflow.com/questions/13445742/apple-and-shared-ptr
+        #include <tr1/memory>
+        using namespace std::tr1;
+    #else
+        // CLANG and -stdlib=libc++
+        #include <memory>
+        using std::shared_ptr;
+    #endif
 #elif defined(__ISLINUX__) // GCC
     #include <tr1/memory>
     using namespace std::tr1;
diff --git a/src/Backends/REFPROP/REFPROPMixtureBackend.cpp b/src/Backends/REFPROP/REFPROPMixtureBackend.cpp
index 559502ab..232089da 100644
--- a/src/Backends/REFPROP/REFPROPMixtureBackend.cpp
+++ b/src/Backends/REFPROP/REFPROPMixtureBackend.cpp
@@ -728,7 +728,7 @@ void REFPROPMixtureBackend::update(long input_pair, double value1, double value2
         hmol=_HUGE,emol=_HUGE,smol=_HUGE,cvmol=_HUGE,cpmol=_HUGE,
         w=_HUGE,q=_HUGE, mm=_HUGE, p_kPa = _HUGE;
     long ierr;
-    char herr[255];
+    char herr[256];
 
     clear();
 
@@ -1224,7 +1224,7 @@ void REFPROPMixtureBackend::update(long input_pair, double value1, double value2
 
             // Use flash routine to find properties
             TQFLSHdll(&_T,&_Q,&(mole_fractions[0]),&kq,&p_kPa,&rho_mol_L,
-                &rhoLmol_L,&rhoVmol_L,&(mole_fractions_liq[0]),&(mole_fractions_vap[0]), // Saturation terms
+			     &rhoLmol_L,&rhoVmol_L,&(mole_fractions_liq[0]),&(mole_fractions_vap[0]), // Saturation terms
                 &emol,&hmol,&smol,&cvmol,&cpmol,&w, // Other thermodynamic terms
                 &ierr,herr,errormessagelength); // Error terms