also reset errno iin ToDouble()

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@42579 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

diff --git a/src/common/string.cpp b/src/common/string.cpp
index 20608e466becb8cb9bcdc74f6e8222d03988cecd..f222417109a9b6f1ca427b7723965283195f376d 100644 (file)
--- a/src/common/string.cpp
+++ b/src/common/string.cpp
@@ -1710,6 +1710,8 @@ bool wxString::ToDouble(double *val) const
 {
     wxCHECK_MSG( val, false, _T("NULL pointer in wxString::ToDouble") );
 
+    errno = 0;
+
     const wxChar *start = c_str();
     wxChar *end;
     *val = wxStrtod(start, &end);