1 files changed, 59 insertions, 0 deletions
diff --git a/src/pal/tests/palsuite/c_runtime/wcstod/test2/test2.cpp b/src/pal/tests/palsuite/c_runtime/wcstod/test2/test2.cpp
new file mode 100644
index 0000000000..8f9b5cbf58
--- /dev/null
+++ b/src/pal/tests/palsuite/c_runtime/wcstod/test2/test2.cpp
@@ -0,0 +1,59 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+// See the LICENSE file in the project root for more information.
+
+/*=====================================================================
+**
+** Source:  test2.c
+**
+** Purpose: Tests wcstod with overflows
+**
+**
+**===================================================================*/
+
+#include <palsuite.h>
+
+int __cdecl main(int argc, char **argv)
+{
+    /* Representation of positive infinty for a IEEE 64-bit double */
+    INT64 PosInifity = (INT64)(0x7ff00000) << 32;    
+    double HugeVal = *(double*) &PosInifity;
+    char *PosStr = "1E+10000";
+    char *NegStr = "-1E+10000";
+    WCHAR *wideStr;
+    double result;  
+  
+
+    if (PAL_Initialize(argc,argv))
+    {
+        return FAIL;
+    }
+  
+    wideStr = convert(PosStr);
+    result = wcstod(wideStr, NULL);    
+    free(wideStr);
+
+    if (result != HugeVal)
+    {        
+        Fail("ERROR: wcstod interpreted \"%s\" as %g instead of %g\n",
+            PosStr, result, HugeVal);
+    }
+
+
+
+    wideStr = convert(NegStr);
+    result = wcstod(wideStr, NULL);
+    free(wideStr);
+    
+    if (result != -HugeVal)
+    {
+        Fail("ERROR: wcstod interpreted \"%s\" as %g instead of %g\n",
+            NegStr, result, -HugeVal);
+    }
+
+
+    PAL_Terminate();
+
+    return PASS;
+}
+