First version of a clang-rename tool.

Summary:
Note that this code is still grossly under-tested - the next steps will
be to add significantly better test coverage.

Patch by Matthew Plant.

Test Plan:

Reviewers:

Subscribers:

llvm-svn: 215839

1 files changed, 24 insertions, 0 deletions

diff --git a/clang-tools-extra/test/clang-rename/VarTest.cpp b/clang-tools-extra/test/clang-rename/VarTest.cpp
new file mode 100644
index 00000000000..ecf2df4b023
--- /dev/null
+++ b/clang-tools-extra/test/clang-rename/VarTest.cpp
@@ -0,0 +1,24 @@
+namespace A {
+int foo;  // CHECK: int hector;
+}
+int foo;  // CHECK: int foo;
+int bar = foo; // CHECK: bar = foo;
+int baz = A::foo; // CHECK: baz = A::hector;
+void fun1() {
+  struct {
+    int foo; // CHECK: int foo;
+  } b = { 100 };
+  int foo = 100; // CHECK: int foo
+  baz = foo; // CHECK: baz = foo;
+  {
+    extern int foo; // CHECK: int foo;
+    baz = foo; // CHECK: baz = foo;
+    foo = A::foo + baz; // CHECK: foo = A::hector + baz;
+    A::foo = b.foo; // CHECK: A::hector = b.foo;
+  }
+  foo = b.foo; // CHECK: foo = b.foo;
+}
+// REQUIRES: shell
+// RUN: cat %s > %t.cpp
+// RUN: clang-rename -offset=$(grep -FUbo 'foo;' %t.cpp | head -1 | cut -d: -f1) -new-name=hector %t.cpp -i --
+// RUN: sed 's,//.*,,' %t.cpp | FileCheck %s