83 lines
1.6 KiB
C++
83 lines
1.6 KiB
C++
// RUN: %clang_cc1 -Wno-unused-value -triple %itanium_abi_triple -emit-llvm -o - %s | FileCheck %s
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// rdar: //8540501
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extern "C" int printf(...);
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extern "C" void abort();
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struct A
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{
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int i;
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A (int j) : i(j) {printf("this = %p A(%d)\n", this, j);}
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A (const A &j) : i(j.i) {printf("this = %p const A&(%d)\n", this, i);}
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A& operator= (const A &j) { i = j.i; abort(); return *this; }
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~A() { printf("this = %p ~A(%d)\n", this, i); }
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};
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struct B
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{
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int i;
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B (const A& a) { i = a.i; }
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B() {printf("this = %p B()\n", this);}
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B (const B &j) : i(j.i) {printf("this = %p const B&(%d)\n", this, i);}
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~B() { printf("this = %p ~B(%d)\n", this, i); }
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};
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A foo(int j)
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{
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return ({ j ? A(1) : A(0); });
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}
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void foo2()
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{
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A b = ({ A a(1); A a1(2); A a2(3); a1; a2; a; });
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if (b.i != 1)
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abort();
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A c = ({ A a(1); A a1(2); A a2(3); a1; a2; a; A a3(4); a2; a3; });
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if (c.i != 4)
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abort();
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}
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void foo3()
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{
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const A &b = ({ A a(1); a; });
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if (b.i != 1)
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abort();
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}
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void foo4()
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{
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// CHECK: call {{.*}} @_ZN1AC1Ei
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// CHECK: call {{.*}} @_ZN1AC1ERKS_
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// CHECK: call {{.*}} @_ZN1AD1Ev
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// CHECK: call {{.*}} @_ZN1BC1ERK1A
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// CHECK: call {{.*}} @_ZN1AD1Ev
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const B &b = ({ A a(1); a; });
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if (b.i != 1)
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abort();
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}
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int main()
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{
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foo2();
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foo3();
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foo4();
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return foo(1).i-1;
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}
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// rdar: // 8600553
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int a[128];
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int* foo5() {
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// CHECK-NOT: memcpy
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// Check that array-to-pointer conversion occurs in a
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// statement-expression.
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return (({ a; }));
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}
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// <rdar://problem/14074868>
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// Make sure this doesn't crash.
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int foo5(bool b) {
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int y = 0;
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y = ({ A a(1); if (b) goto G; a.i; });
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G: return y;
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}
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