// Report invalid extern and __thread combinations. // { dg-require-effective-target tls } extern int j; // { dg-error "previously declared here" } __thread int j; // { dg-error "follows non-thread-local" } extern __thread int i; // { dg-error "previously declared here" } int i; // { dg-error "follows thread-local" } extern __thread int k; // This is fine. __thread int k;