From: Krzysztof Wicher <mordotymoja@gmail.com>
Date: Fri, 19 Jan 2018 00:58:15 +0000 (-0800)
Subject: Do not throw IndexOutOfBounds when AM/PM designator is empty (#15904)
X-Git-Tag: accepted/tizen/base/20180629.140029~111
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=734a8d7612237b4fab066957318345b5b7b157fe;p=platform%2Fupstream%2Fcoreclr.git

Do not throw IndexOutOfBounds when AM/PM designator is empty (#15904)

* do not throw IndexOutOfBounds when AM/PM designator is empty

* store am/pm designator in local
---

diff --git a/src/mscorlib/shared/System/Globalization/DateTimeParse.cs b/src/mscorlib/shared/System/Globalization/DateTimeParse.cs
index cbf9094..40962f8 100644
--- a/src/mscorlib/shared/System/Globalization/DateTimeParse.cs
+++ b/src/mscorlib/shared/System/Globalization/DateTimeParse.cs
@@ -3607,15 +3607,18 @@ new DS[] { DS.ERROR, DS.TX_NNN,  DS.TX_NNN,  DS.TX_NNN,  DS.ERROR,   DS.ERROR,
             // change the code below.
             if (str.GetNext())
             {
-                if (str.GetChar() == dtfi.AMDesignator[0])
+                string amDesignator = dtfi.AMDesignator;
+                if (amDesignator.Length > 0 && str.GetChar() == amDesignator[0])
                 {
                     result = TM.AM;
-                    return (true);
+                    return true;
                 }
-                if (str.GetChar() == dtfi.PMDesignator[0])
+
+                string pmDesignator = dtfi.PMDesignator;
+                if (pmDesignator.Length > 0 && str.GetChar() == pmDesignator[0])
                 {
                     result = TM.PM;
-                    return (true);
+                    return true;
                 }
             }
             return false;