bidi, the gift that keeps on giving

Change-Id: Ia33eb3e4c89963d7391df0339a2a5b948efd0d9f
(cherry picked from commit 854bf7399a635928e6c155ef2246d636ab11ec13)
Reviewed-on: https://gerrit.libreoffice.org/11166
Reviewed-by: Eike Rathke <erack@redhat.com>
Tested-by: Eike Rathke <erack@redhat.com>
diff --git a/external/icu/icu4c-icu11100.patch.1 b/external/icu/icu4c-icu11100.patch.1
index d44dc83..f63a79f 100644
--- a/external/icu/icu4c-icu11100.patch.1
+++ b/external/icu/icu4c-icu11100.patch.1
@@ -1,19 +1,21 @@
--- icu/source/common/ubidi.c.orig	2014-08-09 20:54:39.338833533 +0100
+++ icu/source/common/ubidi.c	2014-08-09 20:55:48.625469055 +0100
@@ -2097,6 +2097,12 @@
@@ -2096,6 +2096,14 @@
     return DirProp_ON;
 }
 
+static int
+isolatesavailable(UBiDi *pBiDi) {
+    return (pBiDi->isolateCount < SIMPLE_ISOLATES_SIZE-1 ||
+            pBiDi->isolateCount < pBiDi->isolatesSize/sizeof(Isolate)-1);
+    if (pBiDi->isolates == pBiDi->simpleIsolates) {
+        return pBiDi->isolateCount < SIMPLE_ISOLATES_SIZE-1;
+    }
+    return pBiDi->isolateCount < pBiDi->isolatesSize/sizeof(Isolate)-1;
+}
+
 static void
 resolveImplicitLevels(UBiDi *pBiDi,
                       int32_t start, int32_t limit,
@@ -2240,7 +2246,7 @@
@@ -2239,7 +2247,7 @@
     /* look for the last char not a BN or LRE/RLE/LRO/RLO/PDF */
     for(i=limit-1; i>start&&(DIRPROP_FLAG(dirProps[i])&MASK_BN_EXPLICIT); i--);
     dirProp=dirProps[i];