Add a hack to prevent us from printing out the __builtin_va_list 
declaration in -ast-print mode.



git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@72615 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/AST/DeclPrinter.cpp b/lib/AST/DeclPrinter.cpp
index bfd3dca..01cbee4 100644
--- a/lib/AST/DeclPrinter.cpp
+++ b/lib/AST/DeclPrinter.cpp
@@ -178,6 +178,11 @@
     if (!Policy.Dump) {
       // Skip over implicit declarations in pretty-printing mode.
       if (D->isImplicit()) continue;
+      // FIXME: Ugly hack so we don't pretty-print the builtin declaration
+      // of __builtin_va_list.  There should be some other way to check that.
+      if (isa<NamedDecl>(*D) && cast<NamedDecl>(*D)->getNameAsString() ==
+          "__builtin_va_list")
+        continue;
     }
 
     // The next bits of code handles stuff like "struct {int x;} a,b"; we're