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-rw-r--r--gcc/testsuite/gcc.dg/lvalue-7.c16
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diff --git a/gcc/testsuite/gcc.dg/lvalue-7.c b/gcc/testsuite/gcc.dg/lvalue-7.c
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+/* Test constraints on unary '&': PR 22367. */
+
+/* { dg-do compile } */
+/* { dg-options "-std=iso9899:1999 -pedantic-errors" } */
+
+extern void v;
+void f1 (void) { &v; } /* { dg-error "taking address of expression of type 'void'" } */
+
+extern void *pv;
+void f2 (void) { &*pv; } /* { dg-warning "dereferencing" } */
+
+extern const void cv;
+void f3 (void) { &cv; }
+
+extern const void *pcv;
+void f4 (void) { &*pcv; } /* { dg-warning "dereferencing" } */