Reapplying r246209, which exposed language options to the checkers. This time disable UseNullptrCheck when not compiling in C++ mode, but still allow in C++11 mode since it's likely the user wishes to modernize their code.

llvm-svn: 246298

1 files changed, 10 insertions, 0 deletions

diff --git a/clang-tools-extra/test/clang-tidy/modernize-use-nullptr.c b/clang-tools-extra/test/clang-tidy/modernize-use-nullptr.c
new file mode 100644
index 00000000000..c2ccbbd8117
--- /dev/null
+++ b/clang-tools-extra/test/clang-tidy/modernize-use-nullptr.c
@@ -0,0 +1,10 @@
+// RUN: clang-tidy %s -checks=-*,modernize-use-nullptr -- | count 0
+
+// Note: this test expects no diagnostics, but FileCheck cannot handle that,
+// hence the use of | count 0.
+
+#define NULL 0
+void f(void) {
+  char *str = NULL; // ok
+  (void)str;
+}