Handle include directive with comments. It turns out that in this case comments are not coming in source order. Instead of trying to std::sort() comments (which can be costly), just remove comments that are not in order.

llvm-svn: 158940

1 files changed, 45 insertions, 0 deletions

diff --git a/clang/test/Index/annotate-comments-preprocessor.c b/clang/test/Index/annotate-comments-preprocessor.c
new file mode 100644
index 00000000000..202847ff9c9
--- /dev/null
+++ b/clang/test/Index/annotate-comments-preprocessor.c
@@ -0,0 +1,45 @@
+// RUN: %clang_cc1 -fsyntax-only -I%S/Inputs %s
+
+// As long as none of this crashes, we don't care about comments in
+// preprocessor directives.
+
+#include "annotate-comments-preprocessor.h" /* Aaa. */ /* Bbb. */
+#include "annotate-comments-preprocessor.h" /* Aaa. */
+#include "annotate-comments-preprocessor.h" /** Aaa. */
+#include "annotate-comments-preprocessor.h" /**< Aaa. */
+#include "annotate-comments-preprocessor.h" // Aaa.
+#include "annotate-comments-preprocessor.h" /// Aaa.
+#include "annotate-comments-preprocessor.h" ///< Aaa.
+
+#define A0 0
+#define A1 1 /* Aaa. */
+#define A2 1 /** Aaa. */
+#define A3 1 /**< Aaa. */
+#define A4 1 // Aaa.
+#define A5 1 /// Aaa.
+#define A6 1 ///< Aaa.
+
+int A[] = { A0, A1, A2, A3, A4, A5, A6 };
+
+#if A0 /** Aaa. */
+int f(int a1[A1], int a2[A2], int a3[A3], int a4[A4], int a5[A5], int a6[A6]);
+#endif /** Aaa. */
+
+#if A1 /** Aaa. */
+int g(int a1[A1], int a2[A2], int a3[A3], int a4[A4], int a5[A5], int a6[A6]);
+#endif /* Aaa. */
+
+#pragma once /** Aaa. */
+
+#define FOO      \
+  do {           \
+    /* Aaa. */   \
+    /** Aaa. */  \
+    /**< Aaa. */ \
+    ;            \
+  } while(0)
+
+void h(void) {
+  FOO;
+}
+