clang/test/Layout/aix-bitfield-alignment.cpp

   1 // RUN: %clang_cc1 -triple powerpc-ibm-aix-xcoff -fdump-record-layouts \
   2 // RUN:     -fsyntax-only -fxl-pragma-pack -x c++ %s | \
   3 // RUN:   FileCheck --check-prefixes=CHECK %s
   4
   5 // RUN: %clang_cc1 -triple powerpc64-ibm-aix-xcoff -fdump-record-layouts \
   6 // RUN:     -fsyntax-only -fxl-pragma-pack -x c++ %s | \
   7 // RUN:   FileCheck --check-prefixes=CHECK %s
   8
   9 struct A {
  10   bool b : 3;
  11 };
  12
  13 int a = sizeof(A);
  14
  15 // CHECK:      *** Dumping AST Record Layout
  16 // CHECK-NEXT:          0 | struct A
  17 // CHECK-NEXT:      0:0-2 |   _Bool b
  18 // CHECK-NEXT:            | [sizeof=4, dsize=4, align=4, preferredalign=4,
  19 // CHECK-NEXT:            |  nvsize=4, nvalign=4, preferrednvalign=4]
  20
  21 enum class Bool : bool { False = 0,
  22                          True = 1 };
  23
  24 struct B {
  25   Bool b : 1;
  26 };
  27
  28 int b = sizeof(B);
  29
  30 // CHECK:      *** Dumping AST Record Layout
  31 // CHECK-NEXT:          0 | struct B
  32 // CHECK-NEXT:      0:0-0 |   Bool b
  33 // CHECK-NEXT:            | [sizeof=4, dsize=4, align=4, preferredalign=4,
  34 // CHECK-NEXT:            |  nvsize=4, nvalign=4, preferrednvalign=4]
  35
  36 enum LL : unsigned long long { val = 1 };