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| // RUN: %clang_cc1 -emit-llvm -o - -triple x86_64-apple-darwin9 %s | FileCheck %s
// RUN: %clang_cc1 -emit-llvm -o - -triple thumbv7-apple-ios -target-abi apcs-gnu %s | FileCheck %s -check-prefix=CHECK-ARM
// rdar://8823265
// Note that we're declaring global variables with these types,
// triggering both Sema and IRGen struct layout.
#define ATTR __attribute__((__ms_struct__))
struct
{
char foo;
long : 0;
char bar;
} ATTR t1;
int s1 = sizeof(t1);
// CHECK: @s1 = global i32 2
// CHECK-ARM: @s1 = global i32 2
struct
{
char foo;
long : 0;
char : 0;
int : 0;
char bar;
} ATTR t2;
int s2 = sizeof(t2);
// CHECK: @s2 = global i32 2
// CHECK-ARM: @s2 = global i32 2
struct
{
char foo;
long : 0;
char : 0;
int : 0;
char bar;
long : 0;
char : 0;
} ATTR t3;
int s3 = sizeof(t3);
// CHECK: @s3 = global i32 2
// CHECK-ARM: @s3 = global i32 2
struct
{
long : 0;
char bar;
} ATTR t4;
int s4 = sizeof(t4);
// CHECK: @s4 = global i32 1
// CHECK-ARM: @s4 = global i32 1
struct
{
long : 0;
long : 0;
char : 0;
char bar;
} ATTR t5;
int s5 = sizeof(t5);
// CHECK: @s5 = global i32 1
// CHECK-ARM: @s5 = global i32 1
struct
{
long : 0;
long : 0;
char : 0;
char bar;
} ATTR t6;
int s6 = sizeof(t6);
// CHECK: @s6 = global i32 1
// CHECK-ARM: @s6 = global i32 1
struct
{
char foo;
long : 0;
int : 0;
char bar;
char bar1;
long : 0;
char bar2;
char bar3;
char : 0;
char bar4;
char bar5;
char : 0;
char bar6;
char bar7;
} ATTR t7;
int s7 = sizeof(t7);
// CHECK: @s7 = global i32 9
// CHECK-ARM: @s7 = global i32 9
struct
{
long : 0;
long : 0;
char : 0;
} ATTR t8;
int s8 = sizeof(t8);
// CHECK: @s8 = global i32 0
// CHECK-ARM: @s8 = global i32 0
struct
{
char foo;
long : 0;
int : 0;
char bar;
char bar1;
long : 0;
char bar2;
char bar3;
char : 0;
char bar4;
char bar5;
char : 0;
char bar6;
char bar7;
int i1;
char : 0;
long : 0;
char :4;
char bar8;
char : 0;
char bar9;
char bar10;
int i2;
char : 0;
long : 0;
char :4;
} ATTR t9;
int s9 = sizeof(t9);
// CHECK: @s9 = global i32 28
// CHECK-ARM: @s9 = global i32 28
struct
{
char foo: 8;
long : 0;
char bar;
} ATTR t10;
int s10 = sizeof(t10);
// CHECK: @s10 = global i32 16
// CHECK-ARM: @s10 = global i32 8
// rdar://16041826 - ensure that ms_structs work correctly on a
// !useBitFieldTypeAlignment() target
struct {
unsigned int a : 31;
unsigned int b : 2;
unsigned int c;
} ATTR t11;
int s11 = sizeof(t11);
// CHECK: @s11 = global i32 12
// CHECK-ARM: @s11 = global i32 12
struct {
unsigned char a : 3;
unsigned char b : 4;
unsigned short c : 6;
} ATTR t12;
int s12 = sizeof(t12);
// CHECK: @s12 = global i32 4
// CHECK-ARM: @s12 = global i32 4
struct {
unsigned char a : 3;
unsigned char b : 4;
__attribute__((packed)) unsigned short c : 6;
} ATTR t13;
int s13 = sizeof(t13);
// CHECK: @s13 = global i32 4
// CHECK-ARM: @s13 = global i32 4
|