warnings

Former-commit-id: 8650c15bcecfd6c4f3d793186308eab3aa84fe47

include/igl/Singular_Value_Decomposition_Preamble.hpp

@@ -19,6 +19,11 @@
 #include <iostream>
 #endif
 
+// Prevent warnings
+#ifdef ENABLE_SCALAR_IMPLEMENTATION
+#  undef ENABLE_SCALAR_IMPLEMENTATION
+#endif
+
 #ifdef USE_SCALAR_IMPLEMENTATION
 #define ENABLE_SCALAR_IMPLEMENTATION(X) X
 #else

include/igl/polar_svd3x3.cpp

@@ -85,7 +85,7 @@ IGL_INLINE void igl::polar_svd3x3_avx(const Eigen::Matrix<T, 3*8, 3>& A, Eigen::
     Eigen::Matrix3f Rpart_SSE = R.block(3*k, 0, 3, 3);
     Eigen::Matrix3f diff = Rpart - Rpart_SSE;
     float diffNorm = diff.norm();
-    if (abs(diffNorm) > 0.001)
+    if (std::abs(diffNorm) > 0.001)
     {
       printf("Huh: diffNorm = %15f (k = %i)\n", diffNorm, k);
     }