Minor const cleanup.

llvm-svn: 55160

Author: eefriedman

clang/include/clang/AST/ASTContext.h

@@ -200,7 +200,7 @@ class ASTContext {
 
   /// getFunctionType - Return a normal function type with a typed argument
   /// list.  isVariadic indicates whether the argument list includes '...'.
-  QualType getFunctionType(QualType ResultTy, QualType *ArgArray,
+  QualType getFunctionType(QualType ResultTy, const QualType *ArgArray,
                            unsigned NumArgs, bool isVariadic);
 
   /// getTypeDeclType - Return the unique reference to the type for

clang/include/clang/AST/Type.h

@@ -905,7 +905,7 @@ class FunctionTypeNoProto : public FunctionType, public llvm::FoldingSetNode {
 /// 'int foo(int)' or 'int foo(void)'.  'void' is represented as having no
 /// arguments, not as having a single void argument.
 class FunctionTypeProto : public FunctionType, public llvm::FoldingSetNode {
-  FunctionTypeProto(QualType Result, QualType *ArgArray, unsigned numArgs,
+  FunctionTypeProto(QualType Result, const QualType *ArgArray, unsigned numArgs,
                     bool isVariadic, QualType Canonical)
     : FunctionType(FunctionProto, Result, isVariadic, Canonical),
       NumArgs(numArgs) {

clang/lib/AST/ASTContext.cpp

@@ -816,7 +816,7 @@ QualType ASTContext::getFunctionTypeNoProto(QualType ResultTy) {
 
 /// getFunctionType - Return a normal function type with a typed argument
 /// list.  isVariadic indicates whether the argument list includes '...'.
-QualType ASTContext::getFunctionType(QualType ResultTy, QualType *ArgArray,
+QualType ASTContext::getFunctionType(QualType ResultTy, const QualType *ArgArray,
                                      unsigned NumArgs, bool isVariadic) {
   // Unique functions, to guarantee there is only one function of a particular
   // structure.