Update examples and documentation to explicitly add basicaa, now that it's

no longer included by default.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@119169 91177308-0d34-0410-b5e6-96231b3b80d8

examples/ExceptionDemo/ExceptionDemo.cpp

@@ -1974,6 +1974,9 @@ int main(int argc, char* argv[]) {
         // Optimizations turned on
 #ifdef ADD_OPT_PASSES
 
+        // Basic AliasAnslysis support for GVN.
+        fpm.add(llvm::createBasicAliasAnalysisPass());
+
         // Promote allocas to registers.
         fpm.add(llvm::createPromoteMemoryToRegisterPass());