[cfe-commits] r91071 - in /cfe/trunk: lib/CodeGen/CGExprScalar.cpp test/CodeGenCXX/unary-type-trait.cpp

[Eli Friedman]

Author: efriedma
Date: Thu Dec 10 16:40:32 2009
New Revision: 91071

URL: http://llvm.org/viewvc/llvm-project?rev=91071&view=rev
Log:
Support unary type traits in a scalar context.  Not that I've actually seen
this construct, but might as well for completeness.


Added:
    cfe/trunk/test/CodeGenCXX/unary-type-trait.cpp
Modified:
    cfe/trunk/lib/CodeGen/CGExprScalar.cpp

Modified: cfe/trunk/lib/CodeGen/CGExprScalar.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/CodeGen/CGExprScalar.cpp?rev=91071&r1=91070&r2=91071&view=diff

==============================================================================
--- cfe/trunk/lib/CodeGen/CGExprScalar.cpp (original)
+++ cfe/trunk/lib/CodeGen/CGExprScalar.cpp Thu Dec 10 16:40:32 2009
@@ -263,6 +263,10 @@
     CGF.EmitCXXDeleteExpr(E);
     return 0;
   }
+  Value *VisitUnaryTypeTraitExpr(const UnaryTypeTraitExpr *E) {
+    return llvm::ConstantInt::get(Builder.getInt1Ty(),
+                                  E->EvaluateTrait(CGF.getContext()));
+  }
 
   Value *VisitCXXPseudoDestructorExpr(const CXXPseudoDestructorExpr *E) {
     // C++ [expr.pseudo]p1:

Added: cfe/trunk/test/CodeGenCXX/unary-type-trait.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/test/CodeGenCXX/unary-type-trait.cpp?rev=91071&view=auto

==============================================================================
--- cfe/trunk/test/CodeGenCXX/unary-type-trait.cpp (added)
+++ cfe/trunk/test/CodeGenCXX/unary-type-trait.cpp Thu Dec 10 16:40:32 2009
@@ -0,0 +1,3 @@
+// RUN: clang-cc -emit-llvm-only -verify %s
+
+bool a() { return __is_pod(int); }