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68 lines
1.2 KiB
D
68 lines
1.2 KiB
D
// REQUIRED_ARGS: -vgc -o-
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// PERMUTE_ARGS:
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/***************** AssignExp *******************/
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/*
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TEST_OUTPUT:
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---
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compilable/vgc3.d(16): vgc: setting `length` may cause a GC allocation
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compilable/vgc3.d(17): vgc: setting `length` may cause a GC allocation
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compilable/vgc3.d(18): vgc: setting `length` may cause a GC allocation
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---
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*/
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void testArrayLength(int[] a)
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{
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a.length = 3;
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a.length += 1;
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a.length -= 1;
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}
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/***************** CallExp *******************/
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void barCall();
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/*
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TEST_OUTPUT:
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---
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---
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*/
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void testCall()
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{
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auto fp = &barCall;
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(*fp)();
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barCall();
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}
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/****************** Closure ***********************/
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@nogc void takeDelegate2(scope int delegate() dg) {}
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@nogc void takeDelegate3( int delegate() dg) {}
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/*
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TEST_OUTPUT:
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---
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compilable/vgc3.d(51): vgc: using closure causes GC allocation
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compilable/vgc3.d(63): vgc: using closure causes GC allocation
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---
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*/
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auto testClosure1()
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{
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int x;
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int bar() { return x; }
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return &bar;
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}
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void testClosure2()
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{
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int x;
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int bar() { return x; }
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takeDelegate2(&bar); // no error
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}
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void testClosure3()
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{
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int x;
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int bar() { return x; }
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takeDelegate3(&bar);
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}
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