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-rw-r--r--test/SemaCXX/__null.cpp14
1 files changed, 14 insertions, 0 deletions
diff --git a/test/SemaCXX/__null.cpp b/test/SemaCXX/__null.cpp
new file mode 100644
index 0000000..4672801
--- /dev/null
+++ b/test/SemaCXX/__null.cpp
@@ -0,0 +1,14 @@
+// RUN: clang-cc -triple x86_64-unknown-unknown %s -fsyntax-only -verify &&
+// RUN: clang-cc -triple i686-unknown-unknown %s -fsyntax-only -verify
+
+void f() {
+ int* i = __null;
+ i = __null;
+ int i2 = __null;
+
+ // Verify statically that __null is the right size
+ int a[sizeof(typeof(__null)) == sizeof(void*)? 1 : -1];
+
+ // Verify that null is evaluated as 0.
+ int b[__null ? -1 : 1];
+}
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