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// RUN: %clang_cc1 %s -std=c++11 -triple=x86_64-apple-darwin10 -emit-llvm -o - | FileCheck %s
// For a reference to a complete type, output the dereferenceable attribute (in
// any address space).
typedef int a __attribute__((address_space(1)));
a & foo(a &x, a & y) {
return x;
}
// CHECK: define dereferenceable(4) i32 addrspace(1)* @_Z3fooRU3AS1iS0_(i32 addrspace(1)* dereferenceable(4) %x, i32 addrspace(1)* dereferenceable(4) %y)
// For a reference to an incomplete type in an alternate address space, output
// neither dereferenceable nor nonnull.
class bc;
typedef bc b __attribute__((address_space(1)));
b & bar(b &x, b & y) {
return x;
}
// CHECK: define %class.bc addrspace(1)* @_Z3barRU3AS12bcS1_(%class.bc addrspace(1)* %x, %class.bc addrspace(1)* %y)
// For a reference to an incomplete type in addrspace(0), output nonnull.
bc & bar2(bc &x, bc & y) {
return x;
}
// CHECK: define nonnull %class.bc* @_Z4bar2R2bcS0_(%class.bc* nonnull %x, %class.bc* nonnull %y)
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