clang/test/CodeGen/variadic-gpfp-x86.c

   1 // RUN: %clang_cc1 -triple x86_64-unknown-linux-gnu -emit-llvm %s -o - | FileCheck %s
   2
   3 struct Bar {
   4  float f1;
   5  float f2;
   6  unsigned u;
   7 };
   8
   9 struct Bar foo(__builtin_va_list ap) {
  10   return __builtin_va_arg(ap, struct Bar);
  11 // CHECK: [[FPOP:%.*]] = getelementptr inbounds nuw %struct.__va_list_tag, ptr {{.*}}, i32 0, i32 1
  12 // CHECK: [[FPO:%.*]] = load i32, ptr [[FPOP]]
  13 // CHECK: [[FPVEC:%.*]] = getelementptr i8, ptr {{.*}}, i32 [[FPO]]
  14 }