BUG: blacklist MSVC hypot() on win32

JianMeng · Aug 16, 2017 · 441c082 · 441c082
1 parent 6630945
commit 441c082
Showing 1 changed file with 9 additions and 0 deletions.
diff --git a/numpy/core/src/private/npy_config.h b/numpy/core/src/private/npy_config.h
@@ -62,6 +62,15 @@
 
 #endif
 
+/* MSVC _hypot messes with fp precision mode on 32-bit, see gh-9567 */
+#if defined(_MSC_VER) && (_MSC_VER >= 1900) && !defined(_WIN64)
+
+#undef HAVE_HYPOT
+#undef HAVE_HYPOTF
+#undef HAVE_HYPOTL
+
+#endif
+
 
 /* Intel C for Windows uses POW for 64 bits longdouble*/
 #if defined(_MSC_VER) && defined(__INTEL_COMPILER)