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92b3138b83
Updated dependencies: * GMP 6.2.1 * ISL 0.24 * MPL 1.2.1 * MPFR 4.1.0 The dependencies were pulled in by running the ./contrib/download_prerequisites script and then manually removing the symbolic links and archives, and renaming the directories (i.e mv isl-0.24 to isl)
48 lines
1.2 KiB
D
48 lines
1.2 KiB
D
/**
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This module contains implementations for destroying instances of types
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Copyright: Copyright Digital Mars 2000 - 2019.
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License: Distributed under the
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$(LINK2 http://www.boost.org/LICENSE_1_0.txt, Boost Software License 1.0).
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(See accompanying file LICENSE)
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Source: $(DRUNTIMESRC core/_internal/_destruction.d)
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*/
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module core.internal.destruction;
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// compiler frontend lowers dynamic array deconstruction to this
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void __ArrayDtor(T)(scope T[] a)
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{
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foreach_reverse (ref T e; a)
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e.__xdtor();
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}
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public void destructRecurse(E, size_t n)(ref E[n] arr)
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{
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import core.internal.traits : hasElaborateDestructor;
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static if (hasElaborateDestructor!E)
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{
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foreach_reverse (ref elem; arr)
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destructRecurse(elem);
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}
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}
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public void destructRecurse(S)(ref S s)
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if (is(S == struct))
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{
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static if (__traits(hasMember, S, "__xdtor") &&
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// Bugzilla 14746: Check that it's the exact member of S.
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__traits(isSame, S, __traits(parent, s.__xdtor)))
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s.__xdtor();
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}
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// Test static struct
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nothrow @safe @nogc unittest
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{
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static int i = 0;
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static struct S { ~this() nothrow @safe @nogc { i = 42; } }
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S s;
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destructRecurse(s);
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assert(i == 42);
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}
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