diff options
Diffstat (limited to 'test/Sema/ms_bitfield_layout.c')
| -rw-r--r-- | test/Sema/ms_bitfield_layout.c | 243 |
1 files changed, 243 insertions, 0 deletions
diff --git a/test/Sema/ms_bitfield_layout.c b/test/Sema/ms_bitfield_layout.c new file mode 100644 index 0000000..4a2076c --- /dev/null +++ b/test/Sema/ms_bitfield_layout.c @@ -0,0 +1,243 @@ +// RUN: %clang_cc1 -fno-rtti -emit-llvm-only -triple i686-pc-win32 -cxx-abi microsoft -fdump-record-layouts %s 2>/dev/null \
+// RUN: | FileCheck %s
+// RUN: %clang_cc1 -fno-rtti -emit-llvm-only -triple x86_64-pc-win32 -cxx-abi microsoft -fdump-record-layouts %s 2>/dev/null \
+// RUN: | FileCheck %s
+
+typedef struct A {
+ char x;
+ int a : 22;
+ int : 0;
+ int c : 10;
+ char b : 3;
+ char d: 4;
+ short y;
+} A;
+
+// CHECK: Type: struct A
+// CHECK: Size:128
+// CHECK: Alignment:32
+// CHECK: FieldOffsets: [0, 32, 64, 64, 96, 99, 112]>
+
+typedef struct B {
+ char x;
+ int : 0;
+ short a : 4;
+ char y;
+} B;
+
+// CHECK: Type: struct B
+// CHECK: Size:48
+// CHECK: Alignment:16
+// CHECK: FieldOffsets: [0, 8, 16, 32]>
+
+typedef struct C {
+ char x;
+ short a : 4;
+ int : 0;
+ char y;
+} C;
+
+// CHECK: Type: struct C
+// CHECK: Size:64
+// CHECK: Alignment:32
+// CHECK: FieldOffsets: [0, 16, 32, 32]>
+
+typedef struct D {
+ char x;
+ short : 0;
+ int : 0;
+ char y;
+} D;
+
+// CHECK: Type: struct D
+// CHECK: Size:16
+// CHECK: Alignment:8
+// CHECK: FieldOffsets: [0, 8, 8, 8]>
+
+typedef union E {
+ char x;
+ long long a : 3;
+ int b : 3;
+ long long : 0;
+ short y;
+} E;
+
+// CHECK: Type: union E
+// CHECK: Size:64
+// CHECK: Alignment:16
+// CHECK: FieldOffsets: [0, 0, 0, 0, 0]>
+
+typedef struct F {
+ char x;
+ char a : 3;
+ char b : 3;
+ char c : 3;
+ short d : 6;
+ short e : 6;
+ short f : 6;
+ short g : 11;
+ short h : 11;
+ short i : 11;
+ short y;
+} F;
+
+// CHECK: Type: struct F
+// CHECK: Size:128
+// CHECK: Alignment:16
+// CHECK: FieldOffsets: [0, 8, 11, 16, 32, 38, 48, 64, 80, 96, 112]>
+
+typedef union G {
+ char x;
+ int a : 3;
+ int : 0;
+ long long : 0;
+ short y;
+} G;
+
+// CHECK: Type: union G
+// CHECK: Size:32
+// CHECK: Alignment:16
+// CHECK: FieldOffsets: [0, 0, 0, 0, 0]>
+
+typedef struct H {
+ unsigned short a : 1;
+ unsigned char : 0;
+ unsigned long : 0;
+ unsigned short c : 1;
+} H;
+
+// CHECK: Type: struct H
+// CHECK: Size:32
+// CHECK: Alignment:16
+// CHECK: FieldOffsets: [0, 16, 16, 16]>
+
+#pragma pack(push, 1)
+
+typedef struct A1 {
+ char x;
+ int a : 22;
+ int : 0;
+ int c : 10;
+ char b : 3;
+ char d: 4;
+ short y;
+} A1;
+
+// CHECK: Type: struct A1
+// CHECK: Size:96
+// CHECK: Alignment:8
+// CHECK: FieldOffsets: [0, 8, 40, 40, 72, 75, 80]>
+
+typedef struct B1 {
+ char x;
+ int : 0;
+ short a : 4;
+ char y;
+} B1;
+
+// CHECK: Type: struct B1
+// CHECK: Size:32
+// CHECK: Alignment:8
+// CHECK: FieldOffsets: [0, 8, 8, 24]>
+
+typedef struct C1 {
+ char x;
+ short a : 4;
+ int : 0;
+ char y;
+} C1;
+
+// CHECK: Type: struct C1
+// CHECK: Size:32
+// CHECK: Alignment:8
+// CHECK: FieldOffsets: [0, 8, 24, 24]>
+
+typedef struct D1 {
+ char x;
+ short : 0;
+ int : 0;
+ char y;
+} D1;
+
+// CHECK: Type: struct D1
+// CHECK: Size:16
+// CHECK: Alignment:8
+// CHECK: FieldOffsets: [0, 8, 8, 8]>
+
+typedef union E1 {
+ char x;
+ long long a : 3;
+ int b : 3;
+ long long : 0;
+ short y;
+} E1;
+
+// CHECK: Type: union E1
+// CHECK: Size:64
+// CHECK: Alignment:8
+// CHECK: FieldOffsets: [0, 0, 0, 0, 0]>
+
+typedef struct F1 {
+ char x;
+ char a : 3;
+ char b : 3;
+ char c : 3;
+ short d : 6;
+ short e : 6;
+ short f : 6;
+ short g : 11;
+ short h : 11;
+ short i : 11;
+ short y;
+} F1;
+
+// CHECK: Type: struct F1
+// CHECK: Size:120
+// CHECK: Alignment:8
+// CHECK: FieldOffsets: [0, 8, 11, 16, 24, 30, 40, 56, 72, 88, 104]>
+
+typedef union G1 {
+ char x;
+ int a : 3;
+ int : 0;
+ long long : 0;
+ short y;
+} G1;
+
+// CHECK: Type: union G1
+// CHECK: Size:32
+// CHECK: Alignment:8
+// CHECK: FieldOffsets: [0, 0, 0, 0, 0]>
+
+typedef struct H1 {
+ unsigned long a : 1;
+ unsigned char : 0;
+ unsigned long : 0;
+ unsigned long c : 1;
+} H1;
+
+// CHECK: Type: struct H1
+// CHECK: Size:64
+// CHECK: Alignment:8
+// CHECK: FieldOffsets: [0, 32, 32, 32]>
+
+#pragma pack(pop)
+
+int x[
+sizeof(A ) +
+sizeof(B ) +
+sizeof(C ) +
+sizeof(D ) +
+sizeof(E ) +
+sizeof(F ) +
+sizeof(G ) +
+sizeof(H ) +
+sizeof(A1) +
+sizeof(B1) +
+sizeof(C1) +
+sizeof(D1) +
+sizeof(E1) +
+sizeof(F1) +
+sizeof(G1) +
+sizeof(H1) +
+0];
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