| // RUN: %clang_cc1 -emit-llvm %s -o - -triple=i686-pc-win32 -mconstructor-aliases -fno-rtti | FileCheck %s |
| |
| #include <stdarg.h> |
| |
| struct A { |
| A(int a) : a(a) {} |
| A(const A &o) : a(o.a) {} |
| ~A() {} |
| int a; |
| }; |
| |
| int foo(A a, ...) { |
| va_list ap; |
| va_start(ap, a); |
| int sum = 0; |
| for (int i = 0; i < a.a; ++i) |
| sum += va_arg(ap, int); |
| va_end(ap); |
| return sum; |
| } |
| |
| int main() { |
| return foo(A(3), 1, 2, 3); |
| } |
| // CHECK-LABEL: define i32 @main() |
| // CHECK: %[[argmem_cast:[^ ]*]] = bitcast <{ %struct.A, i32, i32, i32 }>* %argmem to <{ %struct.A }>* |
| // CHECK: call i32 (<{ %struct.A }>*, ...)* @"\01?foo@@YAHUA@@ZZ"(<{ %struct.A }>* inalloca %[[argmem_cast]]) |