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diff --git a/gcc-4.9/gcc/testsuite/gcc.dg/decl-7.c b/gcc-4.9/gcc/testsuite/gcc.dg/decl-7.c
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+/* Test diagnostic for array defaulting to one element. */
+/* Origin: Joseph Myers <joseph@codesourcery.com> */
+/* { dg-do compile } */
+/* { dg-options "" } */
+
+int a[]; /* { dg-warning "array 'a' assumed to have one element" } */