diff --git a/qt-x11-opensource-src-4.5.0-gcc_hack.patch b/qt-x11-opensource-src-4.5.0-gcc_hack.patch
new file mode 100644
index 0000000..89e7149
--- /dev/null
+++ b/qt-x11-opensource-src-4.5.0-gcc_hack.patch
@@ -0,0 +1,14 @@
+diff -up qt-x11-opensource-src-4.5.0/src/corelib/tools/qstring.cpp.gcc_hack qt-x11-opensource-src-4.5.0/src/corelib/tools/qstring.cpp
+--- qt-x11-opensource-src-4.5.0/src/corelib/tools/qstring.cpp.gcc_hack	2009-02-25 15:09:22.000000000 -0600
++++ qt-x11-opensource-src-4.5.0/src/corelib/tools/qstring.cpp	2009-03-27 11:56:51.000000000 -0500
+@@ -102,8 +102,8 @@ static QHash<void *, QByteArray> *asciiC
+ // internal
+ int qFindString(const QChar *haystack, int haystackLen, int from,
+     const QChar *needle, int needleLen, Qt::CaseSensitivity cs);
+-int qFindStringBoyerMoore(const QChar *haystack, int haystackLen, int from,
+-    const QChar *needle, int needleLen, Qt::CaseSensitivity cs);
++//int qFindStringBoyerMoore(const QChar *haystack, int haystackLen, int from,
++//    const QChar *needle, int needleLen, Qt::CaseSensitivity cs);
+ 
+ 
+ // Unicode case-insensitive comparison
diff --git a/qt.spec b/qt.spec
index a82e662..fe2b332 100644
--- a/qt.spec
+++ b/qt.spec
@@ -40,6 +40,8 @@ Patch5: qt-all-opensource-src-4.4.0-rc1-as_IN-437440.patch
 Patch10: qt-x11-opensource-src-4.5.0-rc1-ppc64.patch
 Patch11: qt-x11-opensource-src-4.5.0-linguist-crash.patch 
 Patch12: qt-x11-opensource-src-4.5.0-lrelease.patch
+# hack around gcc/ppc crasher, http://bugzilla.redhat.com/492185
+Patch13: qt-x11-opensource-src-4.5.0-gcc_hack.patch
 
 ## upstreamable bits
 # http://bugzilla.redhat.com/485677
@@ -315,6 +317,7 @@ test -x apply_patches && ./apply_patches
 %patch10 -p1 -b .ppc64
 %patch11 -p1 -b .linguist-crash
 %patch12 -p1 -b .lrelease
+%patch13 -p1 -b .gcc_hack
 %patch50 -p1 -b .qhostaddress
 %patch51 -p1 -b .qdoc3
 %patch52 -p1 -b .sparc64