fix PR2357 (#ifs didnt invalidate the multiple-inclusion optimization state)

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@51843 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 27 insertions, 0 deletions

diff --git a/test/Lexer/multiple-include.c b/test/Lexer/multiple-include.c
new file mode 100644
index 0000000000..ccea3ff774
--- /dev/null
+++ b/test/Lexer/multiple-include.c
@@ -0,0 +1,27 @@
+// RUN: clang %s -fsyntax-only
+
+#ifndef XVID_AUTO_INCLUDE
+
+#define XVID_AUTO_INCLUDE
+#define FUNC_H      H_Pass_16_C
+#include "multiple-include.c"
+
+#define FUNC_H      H_Pass_8_C
+
+#include "multiple-include.c"
+#undef XVID_AUTO_INCLUDE
+
+typedef void ff();
+typedef struct { ff *a;} S;
+
+S s = { H_Pass_8_C };
+
+#endif 
+
+#if defined(XVID_AUTO_INCLUDE) && defined(REFERENCE_CODE)
+#elif defined(XVID_AUTO_INCLUDE) && !defined(REFERENCE_CODE)
+
+static void FUNC_H(){};
+#undef FUNC_H
+
+#endif