Update Clang to not complain when printing IntegerLiterals with type short,
unsigned short, __int128_t, or __uint128_t. This will fix PR11179.
PR:
http://llvm.org/bugs/show_bug.cgi?id=11179
Patch also located at:
http://codereview.appspot.com/5309045/
Index: test/Misc/integer-literal-printing.cpp
===================================================================
--- test/Misc/integer-literal-printing.cpp (revision 0)
+++ test/Misc/integer-literal-printing.cpp (revision 0)
@@ -0,0 +1,21 @@
+// RUN: %clang_cc1 %s -fsyntax-only -verify
+
+// PR11179
+template <short T> class Type1 {};
+template <short T> void Function1(Type1<T>& x) {} // expected-note{{candidate function [with T = 42] not viable: no known conversion from 'Type1<42>' to 'Type1<42> &' for 1st argument;}}
+
+template <unsigned short T> class Type2 {};
+template <unsigned short T> void Function2(Type2<T>& x) {} // expected-note{{candidate function [with T = 42] not viable: no known conversion from 'Type2<42>' to 'Type2<42> &' for 1st argument;}}
+
+template <__int128_t T> class Type3 {};
+template <__int128_t T> void Function3(Type3<T>& x) {} // expected-note{{candidate function [with T = 42] not viable: no known conversion from 'Type3<42>' to 'Type3<42> &' for 1st argument;}}
+
+template <__uint128_t T> class Type4 {};
+template <__uint128_t T> void Function4(Type4<T>& x) {} // expected-note{{candidate function [with T = 42] not viable: no known conversion from 'Type4<42>' to 'Type4<42> &' for 1st argument;}}
+
+void Function() {
+ Function1(Type1<42>()); // expected-error{{no matching function for call to 'Function1'}}
+ Function2(Type2<42>()); // expected-error{{no matching function for call to 'Function2'}}
+ Function3(Type3<42>()); // expected-error{{no matching function for call to 'Function3'}}
+ Function4(Type4<42>()); // expected-error{{no matching function for call to 'Function4'}}
+}
Index: lib/AST/StmtPrinter.cpp
===================================================================
--- lib/AST/StmtPrinter.cpp (revision 142606)
+++ lib/AST/StmtPrinter.cpp (working copy)
@@ -659,6 +659,10 @@
// Emit suffixes. Integer literals are always a builtin integer type.
switch (Node->getType()->getAs<BuiltinType>()->getKind()) {
default: llvm_unreachable("Unexpected type for integer literal!");
+ case BuiltinType::Int128:
+ case BuiltinType::UInt128:
+ case BuiltinType::Short:
+ case BuiltinType::UShort:
case BuiltinType::Int: break; // no suffix.
case BuiltinType::UInt: OS << 'U'; break;
case BuiltinType::Long: OS << 'L'; break;
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