From 461a67fa15370a9ec88f8f8a240bf7c123bb2029 Mon Sep 17 00:00:00 2001
From: Dimitry Andric <dim@FreeBSD.org>
Date: Mon, 18 Dec 2017 20:11:37 +0000
Subject: Vendor import of clang trunk r321017:
 https://llvm.org/svn/llvm-project/cfe/trunk@321017

---
 test/Tooling/clang-diff-basic.cpp | 57 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 57 insertions(+)
 create mode 100644 test/Tooling/clang-diff-basic.cpp

(limited to 'test/Tooling/clang-diff-basic.cpp')

diff --git a/test/Tooling/clang-diff-basic.cpp b/test/Tooling/clang-diff-basic.cpp
new file mode 100644
index 0000000000000..a0c0163530ffa
--- /dev/null
+++ b/test/Tooling/clang-diff-basic.cpp
@@ -0,0 +1,57 @@
+// RUN: clang-diff -dump-matches %S/Inputs/clang-diff-basic-src.cpp %s -- | FileCheck %s
+
+// CHECK: Match TranslationUnitDecl{{.*}} to TranslationUnitDecl
+// CHECK: Match NamespaceDecl: src{{.*}} to NamespaceDecl: dst
+namespace dst {
+// CHECK-NOT: Match NamespaceDecl: src{{.*}} to NamespaceDecl: inner
+namespace inner {
+void foo() {
+  // CHECK: Match IntegerLiteral: 321{{.*}} to IntegerLiteral: 322
+  int x = 322;
+}
+}
+
+// CHECK: Match DeclRefExpr: :foo{{.*}} to DeclRefExpr: :inner::foo
+void main() { inner::foo(); }
+
+// CHECK: Match StringLiteral: foo{{.*}} to StringLiteral: foo
+const char *b = "f" "o" "o";
+
+// unsigned is canonicalized to unsigned int
+// CHECK: Match TypedefDecl: :nat;unsigned int;{{.*}} to TypedefDecl: :nat;unsigned int;
+typedef unsigned nat;
+
+// CHECK: Match VarDecl: :p(int){{.*}} to VarDecl: :prod(double)
+// CHECK: Update VarDecl: :p(int){{.*}} to :prod(double)
+// CHECK: Match BinaryOperator: *{{.*}} to BinaryOperator: *
+double prod = 1 * 2 * 10;
+// CHECK: Update DeclRefExpr
+int squared = prod * prod;
+
+class X {
+  const char *foo(int i) {
+    if (i == 0)
+      return "Bar";
+    // CHECK: Insert IfStmt{{.*}} into IfStmt
+    // CHECK: Insert BinaryOperator: =={{.*}} into IfStmt
+    else if (i == -1)
+      return "foo";
+    return 0;
+  }
+  X(){}
+};
+}
+
+// CHECK: Move CompoundStmt{{.*}} into CompoundStmt
+void m() { { int x = 0 + 0 + 0; } }
+// CHECK: Update and Move IntegerLiteral: 7{{.*}} into BinaryOperator: +({{.*}}) at 1
+int um = 1 + 7;
+
+namespace {
+// match with parents of different type
+// CHECK: Match FunctionDecl: f1{{.*}} to FunctionDecl: (anonymous namespace)::f1
+void f1() {{ (void) __func__;;; }}
+}
+
+// CHECK: Delete AccessSpecDecl: public
+// CHECK: Delete CXXMethodDecl
-- 
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