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-rw-r--r--clang/test/SemaCXX/alignof.cpp4
1 files changed, 4 insertions, 0 deletions
diff --git a/clang/test/SemaCXX/alignof.cpp b/clang/test/SemaCXX/alignof.cpp
index ca673c42ebd..f0b89eef656 100644
--- a/clang/test/SemaCXX/alignof.cpp
+++ b/clang/test/SemaCXX/alignof.cpp
@@ -58,3 +58,7 @@ struct S5 {
int x;
};
const int test8 = __alignof__(S5::x);
+
+long long int test14[2];
+
+static_assert(alignof(test14) == 8, "foo"); // expected-warning {{'alignof' applied to an expression is a GNU extension}}
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