Stage two of getting CFE top correct.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@39734 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/Preprocessor/expr_usual_conversions.c b/test/Preprocessor/expr_usual_conversions.c
new file mode 100644
index 0000000..b2ccc40
--- /dev/null
+++ b/test/Preprocessor/expr_usual_conversions.c
@@ -0,0 +1,8 @@
+// RUN: clang %s -E  2>&1 | grep warning | wc -l | grep 2
+
+#define INTMAX_MIN (-9223372036854775807LL -1)
+
+#if (-42 + 0U) / -2
+foo
+#endif
+