Implemented support for testing the ASTImporter's
ability to generate code that CodeGen likes. Test
cases can use this functionality by calling
// RUN: %clang_cc1 -emit-obj -o /dev/null -ast-merge %t.1.ast -ast-merge %t.2.ast %s
llvm-svn: 236011
diff --git a/clang/lib/CodeGen/CodeGenAction.cpp b/clang/lib/CodeGen/CodeGenAction.cpp
index 60aac07..b06fe42 100644
--- a/clang/lib/CodeGen/CodeGenAction.cpp
+++ b/clang/lib/CodeGen/CodeGenAction.cpp
@@ -79,6 +79,11 @@
}
void Initialize(ASTContext &Ctx) override {
+ if (Context) {
+ assert(Context == &Ctx);
+ return;
+ }
+
Context = &Ctx;
if (llvm::TimePassesIsEnabled)