Revert "[Clang Interpreter] Initial patch for the constexpr interpreter"

Breaks BUILD_SHARED_LIBS build, introduces cycles in library dependency
graphs. (clangInterp depends on clangAST which depends on clangInterp)

This reverts r370839, which is an yet another recommit of D64146.

llvm-svn: 370874

1 files changed, 0 insertions, 39 deletions

diff --git a/clang/lib/AST/Interp/Source.cpp b/clang/lib/AST/Interp/Source.cpp
deleted file mode 100644
index 4bec8781263..00000000000
--- a/clang/lib/AST/Interp/Source.cpp
+++ /dev/null
@@ -1,39 +0,0 @@
-//===--- Source.cpp - Source expression tracking ----------------*- C++ -*-===//
-//
-// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
-// See https://llvm.org/LICENSE.txt for license information.
-// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
-//
-//===----------------------------------------------------------------------===//
-
-#include "Source.h"
-#include "clang/AST/Expr.h"
-
-using namespace clang;
-using namespace clang::interp;
-
-SourceLocation SourceInfo::getLoc() const {
-  if (const Expr *E = asExpr())
-    return E->getExprLoc();
-  if (const Stmt *S = asStmt())
-    return S->getBeginLoc();
-  if (const Decl *D = asDecl())
-    return D->getBeginLoc();
-  return SourceLocation();
-}
-
-const Expr *SourceInfo::asExpr() const {
-  if (auto *S = Source.dyn_cast<const Stmt *>())
-    return dyn_cast<Expr>(S);
-  return nullptr;
-}
-
-const Expr *SourceMapper::getExpr(Function *F, CodePtr PC) const {
-  if (const Expr *E = getSource(F, PC).asExpr())
-    return E;
-  llvm::report_fatal_error("missing source expression");
-}
-
-SourceLocation SourceMapper::getLocation(Function *F, CodePtr PC) const {
-  return getSource(F, PC).getLoc();
-}