var/spack/repos/builtin/packages/py-scipy/scipy-clang.patch


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diff --git a/scipy/special/_faddeeva.cxx b/scipy/special/_faddeeva.cxx
index 9134516..159122c 100644
--- a/scipy/special/_faddeeva.cxx
+++ b/scipy/special/_faddeeva.cxx
@@ -130,7 +130,7 @@ double faddeeva_voigt_profile(double x, double sigma, double gamma)
 
     if(sigma == 0){
         if (gamma == 0){
-            if (isnan(x))
+            if (std::isnan(x))
                 return x;
             if (x == 0)
                 return NPY_INFINITY;