1 // RUN: %clang_cc1 %s -std=c++11 -triple=x86_64-apple-darwin10 -emit-llvm -o - | FileCheck %s 2 3 // For a reference to a complete type, output the dereferenceable attribute (in 4 // any address space). 5 6 typedef int a __attribute__((address_space(1))); 7 8 a & foo(a &x, a & y) { 9 return x; 10 } 11 12 // CHECK: define dereferenceable(4) i32 addrspace(1)* @_Z3fooRU3AS1iS0_(i32 addrspace(1)* dereferenceable(4) %x, i32 addrspace(1)* dereferenceable(4) %y) 13 14 // For a reference to an incomplete type in an alternate address space, output 15 // neither dereferenceable nor nonnull. 16 17 class bc; 18 typedef bc b __attribute__((address_space(1))); 19 20 b & bar(b &x, b & y) { 21 return x; 22 } 23 24 // CHECK: define %class.bc addrspace(1)* @_Z3barRU3AS12bcS1_(%class.bc addrspace(1)* %x, %class.bc addrspace(1)* %y) 25 26 // For a reference to an incomplete type in addrspace(0), output nonnull. 27 28 bc & bar2(bc &x, bc & y) { 29 return x; 30 } 31 32 // CHECK: define nonnull %class.bc* @_Z4bar2R2bcS0_(%class.bc* nonnull %x, %class.bc* nonnull %y) 33 34 35
