add PR#

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@59028 91177308-0d34-0410-b5e6-96231b3b80d8

test/CodeGen/PR3021-debug-info-and-typeof.c

@@ -1,5 +1,6 @@
 // RUN: clang -o %t --emit-llvm -g %s
 
+// PR3023
 void convert(void) {
   struct { typeof(0) f0; } v0;
 }