clang/test/Layout/aix-type-align-and-pack-attr.cpp

   1 // RUN: %clang_cc1 -triple powerpc-ibm-aix-xcoff -S -emit-llvm -x c++ < %s | \
   2 // RUN:   FileCheck %s
   3
   4 // RUN: %clang_cc1 -triple powerpc64-ibm-aix-xcoff -S -emit-llvm -x c++ < %s | \
   5 // RUN:   FileCheck %s
   6
   7 namespace test1 {
   8 struct __attribute__((__aligned__(2))) S {
   9   double d;
  10 };
  11
  12 S s;
  13
  14 // CHECK: @{{.*}}test1{{.*}}s{{.*}} = global %"struct.test1::S" zeroinitializer, align 8
  15 } // namespace test1
  16
  17 namespace test2 {
  18 struct __attribute__((__aligned__(2), packed)) S {
  19   double d;
  20 };
  21
  22 S s;
  23
  24 // CHECK: @{{.*}}test2{{.*}}s{{.*}} = global %"struct.test2::S" zeroinitializer, align 2
  25 } // namespace test2
  26
  27 namespace test3 {
  28 struct __attribute__((__aligned__(16))) S {
  29   double d;
  30 };
  31
  32 S s;
  33
  34 // CHECK: @{{.*}}test3{{.*}}s{{.*}} = global %"struct.test3::S" zeroinitializer, align 16
  35 } // namespace test3
  36
  37 namespace test4 {
  38 struct __attribute__((aligned(2))) SS {
  39   double d;
  40 };
  41
  42 struct S {
  43   struct SS ss;
  44 } s;
  45
  46 // CHECK: @{{.*}}test4{{.*}}s{{.*}} = global %"struct.test4::S" zeroinitializer, align 8
  47 } // namespace test4
  48
  49 namespace test5 {
  50 struct __attribute__((aligned(2), packed)) SS {
  51   double d;
  52 };
  53
  54 struct S {
  55   struct SS ss;
  56 } s;
  57
  58 // CHECK: @{{.*}}test5{{.*}}s{{.*}} = global %"struct.test5::S" zeroinitializer, align 2
  59 } // namespace test5