Lines Matching +full:write +full:- +full:error
1 // errorcheck -0 -l -d=wb
4 // Use of this source code is governed by a BSD-style
7 // Test where write barriers are and are not emitted.
17 *x = z // ERROR "write barrier"
24 *x = z // ERROR "write barrier"
28 *x = *y // ERROR "write barrier"
31 *x = z // ERROR "write barrier"
38 *x = z // ERROR "write barrier"
45 *x = z // ERROR "write barrier"
52 *x = z // ERROR "write barrier"
56 *x = *y // ERROR "write barrier"
59 *x = z // ERROR "write barrier"
63 *x = y // ERROR "write barrier"
66 *x = z // ERROR "write barrier"
70 *x = *y // ERROR "write barrier"
73 *x = z // ERROR "write barrier"
83 t.X = &u.Y // ERROR "write barrier"
87 t.M = map[int]int{1: 2} // ERROR "write barrier"
93 z[i] = x // ERROR "write barrier"
95 z[i] = y // ERROR "write barrier"
101 *x = v // ERROR "write barrier"
109 *x = unsafe.Pointer(uintptr(y) + 1) // ERROR "write barrier"
113 // write barrier for storing y in x's underlying array
114 x = append(x, y) // ERROR "write barrier"
119 // y not a pointer, so no write barriers in this function
125 *y = append(x, 1) // ERROR "write barrier"
129 *y = append(*y, 1) // ERROR "write barrier"
137 return append(x, y) // ERROR "write barrier"
145 return append(x, y) // ERROR "write barrier"
149 // From issue 14306, make sure we have write barriers in a type switch
152 case *int: // ERROR "write barrier"
156 case **int: // no write barrier here
169 x.f = f17 // ERROR "write barrier"
170 x.f = func(y *T17) { *y = *x } // ERROR "write barrier"
181 p.a = p.a[3:5] // ERROR "write barrier"
182 p.a = p.a[1:2:3] // ERROR "write barrier"
183 p.s = p.s[8:9] // ERROR "write barrier"
184 *x = (*x)[3:5] // ERROR "write barrier"
189 // require any write barriers. See issue 14263.
196 // write barriers are necessary.
197 a := []*int{x, y} // ERROR "write barrier"
207 // f21x: Global -> heap pointer updates must have write barriers.
209 x21 = x // ERROR "write barrier"
210 y21.x = x // ERROR "write barrier"
214 x21 = &z21 // ERROR "write barrier"
215 y21.x = &z21 // ERROR "write barrier"
219 y21 = struct{ x *int }{x} // ERROR "write barrier"
223 // pointer write on stack should have no write barrier.
238 // f23x: zeroing global needs write barrier for the hybrid barrier.
240 t23 = T23{} // ERROR "write barrier"
245 t23 = T23{a: 1} // ERROR "write barrier"
251 t23 = T23{p: &i23} // ERROR "write barrier"
258 *p = &g // no write barrier here
262 return []string{"abc", "def", "ghi"} // no write barrier here
277 d: &g26, // no write barrier: global ptr
278 e: nil, // no write barrier: nil ptr
279 f: p, // ERROR "write barrier"
285 nil, // no write barrier: zeroed memory, nil ptr
286 (*T26)(nil), // no write barrier: zeroed memory, type ptr & nil ptr
287 &g26, // no write barrier: zeroed memory, type ptr & global ptr
288 7, // no write barrier: zeroed memory, type ptr & global ptr
289 p, // ERROR "write barrier"
297 false, // no write barrier
298 true, // no write barrier
299 0, // no write barrier
300 1, // no write barrier
301 uint8(127), // no write barrier
302 int8(-4), // no write barrier
303 &g28[5], // no write barrier