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-rw-r--r--test/Frontend/cpp-output.c15
1 files changed, 15 insertions, 0 deletions
diff --git a/test/Frontend/cpp-output.c b/test/Frontend/cpp-output.c
new file mode 100644
index 0000000..ee37f4c
--- /dev/null
+++ b/test/Frontend/cpp-output.c
@@ -0,0 +1,15 @@
+// RUN: clang -E -o %t -C %s &&
+// RUN: grep '^int x; // comment' %t &&
+// RUN: grep '^x x' %t &&
+// RUN: clang -E -o %t -CC %s &&
+// RUN: grep '^int x; // comment' %t &&
+// RUN: grep '^x /\* comment \*/ x /\* comment \*/' %t &&
+// RUN: true
+
+int x; // comment
+
+#define A(foo, bar) foo bar
+#define B x // comment
+
+A(B, B)
+
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