clang/test/CodeGenCXX/call-arg-zero-temp.cpp

   1 // REQUIRES: x86-registered-target
   2 // RUN: %clang_cc1 -triple x86_64-apple-darwin -S %s -o %t-64.s
   3 // RUN: FileCheck -check-prefix CHECK-LP64 --input-file=%t-64.s %s
   4 // RUN: %clang_cc1 -triple i386-apple-darwin -S %s -o %t-32.s
   5 // RUN: FileCheck -check-prefix CHECK-LP32 --input-file=%t-32.s %s
   6
   7
   8 extern "C" int printf(...);
   9
  10 struct obj{ int a; float b; double d; };
  11
  12 void foo(obj o) {
  13   printf("%d  %f  %f\n", o.a, o.b, o.d);
  14 }
  15
  16 int main() {
  17   obj o = obj();
  18   foo(obj());
  19 }
  20
  21 // CHECK-LP64: callq    __Z3foo3obj
  22
  23 // CHECK-LP32: calll     __Z3foo3obj