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119 lines
2.9 KiB
119 lines
2.9 KiB
// RUN: %clang_cc1 -fsyntax-only -triple x86_64-apple-macosx10.9 -verify %s
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#define BOXABLE __attribute__((objc_boxable))
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typedef struct BOXABLE _NSPoint {
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int dummy;
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} NSPoint;
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typedef struct BOXABLE _NSSize {
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int dummy;
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} NSSize;
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typedef struct BOXABLE _NSRect {
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int dummy;
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} NSRect;
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typedef struct BOXABLE _CGPoint {
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int dummy;
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} CGPoint;
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typedef struct BOXABLE _CGSize {
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int dummy;
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} CGSize;
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typedef struct BOXABLE _CGRect {
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int dummy;
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} CGRect;
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typedef struct BOXABLE _NSRange {
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int dummy;
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} NSRange;
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typedef struct BOXABLE _NSEdgeInsets {
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int dummy;
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} NSEdgeInsets;
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typedef struct BOXABLE _NSEdgeInsets NSEdgeInsets;
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typedef struct _SomeStruct {
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double d;
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} SomeStruct;
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struct BOXABLE NonTriviallyCopyable {
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double d;
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NonTriviallyCopyable() {}
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NonTriviallyCopyable(const NonTriviallyCopyable &obj) {}
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};
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void checkNSValueDiagnostic() {
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NSRect rect;
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id value = @(rect); // expected-error{{definition of class NSValue must be available to use Objective-C boxed expressions}}
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}
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@interface NSValue
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+ (NSValue *)valueWithBytes:(const void *)value objCType:(const char *)type;
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@end
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int main() {
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NSPoint ns_point;
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id ns_point_value = @(ns_point);
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NSSize ns_size;
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id ns_size_value = @(ns_size);
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NSRect ns_rect;
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id ns_rect_value = @(ns_rect);
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CGPoint cg_point;
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id cg_point_value = @(cg_point);
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CGSize cg_size;
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id cg_size_value = @(cg_size);
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CGRect cg_rect;
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id cg_rect_value = @(cg_rect);
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NSRange ns_range;
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id ns_range_value = @(ns_range);
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NSEdgeInsets edge_insets;
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id edge_insets_object = @(edge_insets);
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SomeStruct s;
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id err = @(s); // expected-error{{illegal type 'SomeStruct' (aka '_SomeStruct') used in a boxed expression}}
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NonTriviallyCopyable ntc;
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id ntcErr = @(ntc); // expected-error{{non-trivially copyable type 'NonTriviallyCopyable' cannot be used in a boxed expression}}
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}
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CGRect getRect() {
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CGRect r;
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return r;
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}
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SomeStruct getSomeStruct() {
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SomeStruct s;
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return s;
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}
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void rvalue() {
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id rv_rect = @(getRect());
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id rv_some_struct = @(getSomeStruct()); // expected-error {{illegal type 'SomeStruct' (aka '_SomeStruct') used in a boxed expression}}
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}
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template <class T> id box(T value) { return @(value); } // expected-error{{non-trivially copyable type 'NonTriviallyCopyable' cannot be used in a boxed expression}}
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void test_template_1(NSRect rect, NonTriviallyCopyable ntc) {
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id x = box(rect);
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id y = box(ntc); // expected-note{{in instantiation of function template specialization 'box<NonTriviallyCopyable>' requested here}}
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}
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template <unsigned i> id boxRect(NSRect rect) { return @(rect); }
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template <unsigned i> id boxNTC(NonTriviallyCopyable ntc) { return @(ntc); } // expected-error{{non-trivially copyable type 'NonTriviallyCopyable' cannot be used in a boxed expression}}
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void test_template_2(NSRect rect, NonTriviallyCopyable ntc) {
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id x = boxRect<0>(rect);
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id y = boxNTC<0>(ntc);
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}
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