Allow an ASTConsumer to selectively skip function bodies while parsing. Patch
by Olivier Goffart!
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@168726 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/unittests/Tooling/ToolingTest.cpp b/unittests/Tooling/ToolingTest.cpp
index d40c613..a45935d 100644
--- a/unittests/Tooling/ToolingTest.cpp
+++ b/unittests/Tooling/ToolingTest.cpp
@@ -10,6 +10,7 @@
#include "clang/AST/ASTConsumer.h"
#include "clang/AST/DeclCXX.h"
#include "clang/AST/DeclGroup.h"
+#include "clang/Frontend/CompilerInstance.h"
#include "clang/Frontend/FrontendAction.h"
#include "clang/Frontend/FrontendActions.h"
#include "clang/Tooling/CompilationDatabase.h"
@@ -162,5 +163,28 @@
}
#endif
+struct SkipBodyConsumer : public clang::ASTConsumer {
+ /// Skip the 'skipMe' function.
+ virtual bool shouldSkipFunctionBody(Decl *D) {
+ FunctionDecl *F = dyn_cast<FunctionDecl>(D);
+ return F && F->getNameAsString() == "skipMe";
+ }
+};
+
+struct SkipBodyAction : public clang::ASTFrontendAction {
+ virtual ASTConsumer *CreateASTConsumer(CompilerInstance &Compiler,
+ StringRef) {
+ Compiler.getFrontendOpts().SkipFunctionBodies = true;
+ return new SkipBodyConsumer;
+ }
+};
+
+TEST(runToolOnCode, TestSkipFunctionBoddy) {
+ EXPECT_TRUE(runToolOnCode(new SkipBodyAction,
+ "int skipMe() { an_error_here }"));
+ EXPECT_FALSE(runToolOnCode(new SkipBodyAction,
+ "int skipMeNot() { an_error_here }"));
+}
+
} // end namespace tooling
} // end namespace clang