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diff --git a/gcc/testsuite/gcc.dg/init-empty-3.c b/gcc/testsuite/gcc.dg/init-empty-3.c
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+/* Test diagnostic for empty initializer braces. Test with
+ -pedantic-errors. */
+/* Origin: Joseph Myers <joseph@codesourcery.com> */
+/* { dg-do compile } */
+/* { dg-options "-std=gnu99 -pedantic-errors" } */
+
+struct s { int a; } x = { }; /* { dg-error "ISO C forbids empty initializer braces" } */
+
+struct s *p = &(struct s){ }; /* { dg-error "ISO C forbids empty initializer braces" } */