diff options
Diffstat (limited to 'test/Sema/ms_class_layout.cpp')
| -rw-r--r-- | test/Sema/ms_class_layout.cpp | 176 |
1 files changed, 176 insertions, 0 deletions
diff --git a/test/Sema/ms_class_layout.cpp b/test/Sema/ms_class_layout.cpp new file mode 100644 index 0000000000000..13c90b0c9ed1c --- /dev/null +++ b/test/Sema/ms_class_layout.cpp @@ -0,0 +1,176 @@ +// RUN: %clang_cc1 -emit-llvm-only -triple i686-pc-win32 -fdump-record-layouts -cxx-abi microsoft %s 2>&1 \ +// RUN: | FileCheck %s + +#pragma pack(push, 8) + +class B { +public: + virtual void b(){} + int b_field; +protected: +private: +}; + +class A : public B { +public: + int a_field; + virtual void a(){} + char one; +protected: +private: +}; + +class D { +public: + virtual void b(){} + double a; +}; + +class C : public virtual A, + public D, public B { +public: + double c1_field; + int c2_field; + double c3_field; + int c4_field; + virtual void foo(){} + virtual void bar(){} +protected: +private: +}; + +struct BaseStruct +{ + BaseStruct(){} + double v0; + float v1; + C fg; +}; + +struct DerivedStruct : public BaseStruct { + int x; +}; + +struct G +{ + virtual ~G(){} + int a; + double b; +}; + +#pragma pack(pop) + +// This needs only for building layouts. +// Without this clang doesn`t dump record layouts. +int main() { + // This avoid "Can't yet mangle constructors!" for MS ABI. + C* c; + c->foo(); + DerivedStruct* v; + G* g; + BaseStruct* u; + return 0; +} + +// CHECK: 0 | class D +// CHECK-NEXT: 0 | (D vtable pointer) +// CHECK-NEXT: 8 | double a + +// CHECK-NEXT: sizeof=16, dsize=16, align=8 +// CHECK-NEXT: nvsize=16, nvalign=8 + +// CHECK: 0 | class B +// CHECK-NEXT: 0 | (B vtable pointer) +// CHECK-NEXT: 4 | int b_field + +// CHECK-NEXT: sizeof=8, dsize=8, align=4 +// CHECK-NEXT: nvsize=8, nvalign=4 + +// CHECK: 0 | class A +// CHECK-NEXT: 0 | class B (primary base) +// CHECK-NEXT: 0 | (B vtable pointer) +// CHECK-NEXT: 4 | int b_field +// CHECK-NEXT: 8 | int a_field +// CHECK-NEXT: 12 | char one + +// CHECK-NEXT: sizeof=16, dsize=16, align=4 +// CHECK-NEXT: nvsize=16, nvalign=4 + +// CHECK: 0 | class C +// CHECK-NEXT: 0 | class D (primary base) +// CHECK-NEXT: 0 | (D vtable pointer) +// CHECK-NEXT: 8 | double a +// CHECK-NEXT: 16 | class B (base) +// CHECK-NEXT: 16 | (B vtable pointer) +// CHECK-NEXT: 20 | int b_field +// CHECK-NEXT: 24 | (C vbtable pointer) +// CHECK-NEXT: 32 | double c1_field +// CHECK-NEXT: 40 | int c2_field +// CHECK-NEXT: 48 | double c3_field +// CHECK-NEXT: 56 | int c4_field +// CHECK-NEXT: 64 | class A (virtual base) +// CHECK-NEXT: 64 | class B (primary base) +// CHECK-NEXT: 64 | (B vtable pointer) +// CHECK-NEXT: 68 | int b_field +// CHECK-NEXT: 72 | int a_field +// CHECK-NEXT: 76 | char one + +// CHECK-NEXT: sizeof=80, dsize=80, align=8 +// CHECK-NEXT: nvsize=80, nvalign=8 + +// CHECK: 0 | struct BaseStruct +// CHECK-NEXT: 0 | double v0 +// CHECK-NEXT: 8 | float v1 +// CHECK-NEXT: 16 | class C fg +// CHECK-NEXT: 16 | class D (primary base) +// CHECK-NEXT: 16 | (D vtable pointer) +// CHECK-NEXT: 24 | double a +// CHECK-NEXT: 32 | class B (base) +// CHECK-NEXT: 32 | (B vtable pointer) +// CHECK-NEXT: 36 | int b_field +// CHECK-NEXT: 40 | (C vbtable pointer) +// CHECK-NEXT: 48 | double c1_field +// CHECK-NEXT: 56 | int c2_field +// CHECK-NEXT: 64 | double c3_field +// CHECK-NEXT: 72 | int c4_field +// CHECK-NEXT: 80 | class A (virtual base) +// CHECK-NEXT: 80 | class B (primary base) +// CHECK-NEXT: 80 | (B vtable pointer) +// CHECK-NEXT: 84 | int b_field +// CHECK-NEXT: 88 | int a_field +// CHECK-NEXT: 92 | char one + +// CHECK-NEXT: sizeof=80, dsize=80, align=8 +// CHECK-NEXT: nvsize=80, nvalign=8 + +// CHECK: sizeof=96, dsize=96, align=8 +// CHECK-NEXT: nvsize=96, nvalign=8 + +// CHECK: 0 | struct DerivedStruct +// CHECK-NEXT: 0 | struct BaseStruct (base) +// CHECK-NEXT: 0 | double v0 +// CHECK-NEXT: 8 | float v1 +// CHECK-NEXT: 16 | class C fg +// CHECK-NEXT: 16 | class D (primary base) +// CHECK-NEXT: 16 | (D vtable pointer) +// CHECK-NEXT: 24 | double a +// CHECK-NEXT: 32 | class B (base) +// CHECK-NEXT: 32 | (B vtable pointer) +// CHECK-NEXT: 36 | int b_field +// CHECK-NEXT: 40 | (C vbtable pointer) +// CHECK-NEXT: 48 | double c1_field +// CHECK-NEXT: 56 | int c2_field +// CHECK-NEXT: 64 | double c3_field +// CHECK-NEXT: 72 | int c4_field +// CHECK-NEXT: 80 | class A (virtual base) +// CHECK-NEXT: 80 | class B (primary base) +// CHECK-NEXT: 80 | (B vtable pointer) +// CHECK-NEXT: 84 | int b_field +// CHECK-NEXT: 88 | int a_field +// CHECK-NEXT: 92 | char one +// CHECK-NEXT: sizeof=80, dsize=80, align=8 +// CHECK-NEXT: nvsize=80, nvalign=8 + +// CHECK: 96 | int x +// CHECK-NEXT: sizeof=104, dsize=104, align=8 +// CHECK-NEXT: nvsize=104, nvalign=8 |