Reinstate r151879, r151880, reverted in r151922, along with a bugfix for

scalar emission of DeclRefExprs to const bools: emit scalar bools as i1,
not as i8.

In addition to the extra unit testing, this has successfully bootstrapped.

llvm-svn: 151955

1 files changed, 8 insertions, 2 deletions

diff --git a/clang/lib/CodeGen/CodeGenModule.h b/clang/lib/CodeGen/CodeGenModule.h
index 8bbee6a2..ba4887d 100644
--- a/clang/lib/CodeGen/CodeGenModule.h
+++ b/clang/lib/CodeGen/CodeGenModule.h
@@ -706,11 +706,17 @@ public:
   llvm::Constant *EmitConstantExpr(const Expr *E, QualType DestType,
                                    CodeGenFunction *CGF = 0);
 
-  /// EmitConstantValue - Try to emit the given constant value as a
-  /// constant; returns 0 if the value cannot be emitted as a constant.
+  /// EmitConstantValue - Emit the given constant value as a constant, in the
+  /// type's scalar representation.
   llvm::Constant *EmitConstantValue(const APValue &Value, QualType DestType,
                                     CodeGenFunction *CGF = 0);
 
+  /// EmitConstantValueForMemory - Emit the given constant value as a constant,
+  /// in the type's memory representation.
+  llvm::Constant *EmitConstantValueForMemory(const APValue &Value,
+                                             QualType DestType,
+                                             CodeGenFunction *CGF = 0);
+
   /// EmitNullConstant - Return the result of value-initializing the given
   /// type, i.e. a null expression of the given type.  This is usually,
   /// but not always, an LLVM null constant.