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39 lines
1.5 KiB
39 lines
1.5 KiB
// RUN: %clang_cc1 -triple x86_64-apple -emit-llvm -fobjc-arc -o - %s -std=c++11 | FileCheck %s --check-prefix=ITANIUM
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// RUN: %clang_cc1 -triple x86_64-windows -emit-llvm -fobjc-arc -o - %s -std=c++11
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//
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// Test cases where we weren't properly adding extended parameter info, which
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// caused assertions to fire. Hence, minimal CHECKs.
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struct VirtualBase {
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VirtualBase(__attribute__((ns_consumed)) id x,
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void * __attribute__((pass_object_size(0))));
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};
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struct WithVirtualBase : virtual VirtualBase {
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WithVirtualBase(__attribute__((ns_consumed)) id x);
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};
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WithVirtualBase::WithVirtualBase(__attribute__((ns_consumed)) id x)
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: VirtualBase(x, (void *)0) {}
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struct VirtualBase2 {
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VirtualBase2(__attribute__((ns_consumed)) id x, void *y);
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};
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// In this case, we don't actually end up passing the `id` param from
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// WithVirtualBaseLast's ctor to WithVirtualBaseMid's. So, we shouldn't emit
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// ext param info for `id` to `Mid`. Itanium-only check since MSABI seems to
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// emit the construction code inline.
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struct WithVirtualBaseMid : virtual VirtualBase2 {
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// Ensure we only pass in `this` and a vtable. Otherwise this test is useless.
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// ITANIUM: define {{.*}} void @_ZN18WithVirtualBaseMidCI212VirtualBase2EP11objc_objectPv({{[^,]*}}, {{[^,]*}})
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using VirtualBase2::VirtualBase2;
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};
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struct WithVirtualBaseLast : WithVirtualBaseMid {
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using WithVirtualBaseMid::WithVirtualBaseMid;
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};
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void callLast(__attribute__((ns_consumed)) id x) {
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WithVirtualBaseLast{x, (void*)0};
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}
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