1 // RUN: %clang_cc1 -triple=x86_64-linux-gnu -emit-llvm -o - %s | FileCheck %s 2 3 // PR8839 4 extern "C" char memmove(); 5 main()6int main() { 7 // CHECK: call {{signext i8|i8}} @memmove() 8 return memmove(); 9 } 10 11 struct S; 12 // CHECK: define {{.*}} @_Z9addressofbR1SS0_( addressof(bool b,S & s,S & t)13S *addressof(bool b, S &s, S &t) { 14 // CHECK: %[[LVALUE:.*]] = phi 15 // CHECK: ret {{.*}}* %[[LVALUE]] 16 return __builtin_addressof(b ? s : t); 17 } 18 19 extern "C" int __builtin_abs(int); // #1 20 long __builtin_abs(long); // #2 21 extern "C" int __builtin_abs(int); // #3 22 23 int x = __builtin_abs(-2); 24 // CHECK: store i32 2, i32* @x, align 4 25 26 long y = __builtin_abs(-2l); 27 // CHECK: [[Y:%.+]] = call i64 @_Z13__builtin_absl(i64 -2) 28 // CHECK: store i64 [[Y]], i64* @y, align 8 29