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// RUN: %clang_cc1 -triple=x86_64-linux-gnu -emit-llvm -o - %s | FileCheck %s
// PR8839
extern "C" char memmove();
int main() {
// CHECK: call {{signext i8|i8}} @memmove()
return memmove();
}
struct S;
// CHECK: define {{.*}} @_Z9addressofbR1SS0_(
S *addressof(bool b, S &s, S &t) {
// CHECK: %[[LVALUE:.*]] = phi
// CHECK: ret {{.*}}* %[[LVALUE]]
return __builtin_addressof(b ? s : t);
}
extern "C" int __builtin_abs(int); // #1
long __builtin_abs(long); // #2
extern "C" int __builtin_abs(int); // #3
int x = __builtin_abs(-2);
// CHECK: store i32 2, i32* @x, align 4
long y = __builtin_abs(-2l);
// CHECK: [[Y:%.+]] = call i64 @_Z13__builtin_absl(i64 -2)
// CHECK: store i64 [[Y]], i64* @y, align 8
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