74 lines
1.5 KiB
C++
74 lines
1.5 KiB
C++
// RUN: %clang_cc1 -fsyntax-only -verify %s -fblocks -std=c++1y
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extern "C" int exit(int);
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typedef struct {
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unsigned long ps[30];
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int qs[30];
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} BobTheStruct;
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int main (int argc, const char * argv[]) {
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BobTheStruct inny;
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BobTheStruct outty;
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BobTheStruct (^copyStruct)(BobTheStruct);
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int i;
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for(i=0; i<30; i++) {
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inny.ps[i] = i * i * i;
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inny.qs[i] = -i * i * i;
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}
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copyStruct = ^(BobTheStruct aBigStruct){ return aBigStruct; }; // pass-by-value intrinsically copies the argument
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outty = copyStruct(inny);
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if ( &inny == &outty ) {
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exit(1);
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}
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for(i=0; i<30; i++) {
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if ( (inny.ps[i] != outty.ps[i]) || (inny.qs[i] != outty.qs[i]) ) {
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exit(1);
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}
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}
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return 0;
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}
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namespace rdar8134521 {
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void foo() {
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int (^P)(int) = reinterpret_cast<int(^)(int)>(1);
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P = (int(^)(int))(1);
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P = reinterpret_cast<int(^)(int)>((void*)1);
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P = (int(^)(int))((void*)1);
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}
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}
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namespace rdar11055105 {
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struct A {
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void foo();
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};
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template <class T> void foo(T &x) noexcept(noexcept(x.foo()));
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void (^block)() = ^{
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A a;
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foo(a);
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};
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}
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namespace LocalDecls {
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void f() {
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(void) ^{
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extern int a; // expected-note {{previous}}
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extern int b(); // expected-note {{previous}}
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};
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}
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void g() {
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(void) ^{
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extern float a; // expected-error {{different type}}
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extern float b(); // expected-error {{cannot be overloaded}}
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};
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}
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}
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