Ensure we don't print 123ULL_foo when printing a user-defined integer literal.

llvm-svn: 152303

2 files changed, 16 insertions, 1 deletions

diff --git a/clang/lib/AST/StmtPrinter.cpp b/clang/lib/AST/StmtPrinter.cpp
index b8e68d8574a..d2233e094bb 100644
--- a/clang/lib/AST/StmtPrinter.cpp
+++ b/clang/lib/AST/StmtPrinter.cpp
@@ -1237,7 +1237,12 @@ void StmtPrinter::VisitUserDefinedLiteral(UserDefinedLiteral *Node) {
     }
     break;
   }
-  case UserDefinedLiteral::LOK_Integer:
+  case UserDefinedLiteral::LOK_Integer: {
+    // Print integer literal without suffix.
+    IntegerLiteral *Int = cast<IntegerLiteral>(Node->getCookedLiteral());
+    OS << Int->getValue().toString(10, /*isSigned*/false);
+    break;
+  }
   case UserDefinedLiteral::LOK_Floating:
   case UserDefinedLiteral::LOK_String:
   case UserDefinedLiteral::LOK_Character:
diff --git a/clang/test/SemaCXX/cxx11-ast-print.cpp b/clang/test/SemaCXX/cxx11-ast-print.cpp
index 1f6f9478125..33684ceb4c5 100644
--- a/clang/test/SemaCXX/cxx11-ast-print.cpp
+++ b/clang/test/SemaCXX/cxx11-ast-print.cpp
@@ -4,9 +4,19 @@
 // CHECK: decltype(nullptr) operator "" _foo(const char *p, decltype(sizeof(int)));
 auto operator"" _foo(const char *p, decltype(sizeof(int))) -> decltype(nullptr);
 
+// CHECK: decltype(""_foo) operator "" _bar(unsigned long long);
+decltype(""_foo) operator"" _bar(unsigned long long);
+
+// CHECK: decltype(42_bar) operator "" _baz(long double);
+decltype(42_bar) operator"" _baz(long double);
+
 // CHECK: const char *p1 = "bar1"_foo;
 const char *p1 = "bar1"_foo;
 // CHECK: const char *p2 = "bar2"_foo;
 const char *p2 = R"x(bar2)x"_foo;
 // CHECK: const char *p3 = u8"bar3"_foo;
 const char *p3 = u8"bar3"_foo;
+// CHECK: const char *p4 = 297_bar;
+const char *p4 = 0x129_bar;
+// CHECK: const char *p5 = 1.0E+12_baz;
+const char *p5 = 1e12_baz;