1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134
|
// clang-format off
// REQUIRES: lld, x86
// Temporarily XFAILed on stable/20230725
// XFAIL: *
// Make sure class layout is correct.
// RUN: %clang_cl --target=x86_64-windows-msvc -Od -Z7 -c /Fo%t.obj -- %s
// RUN: lld-link -debug:full -nodefaultlib -entry:main %t.obj -out:%t.exe -pdb:%t.pdb
// RUN: env LLDB_USE_NATIVE_PDB_READER=1 %lldb -f %t.exe -s \
// RUN: %p/Inputs/class_layout.lldbinit 2>&1 | FileCheck %s
// CHECK: (lldb) expr a
// CHECK-NEXT: (A) $0 = (d1 = 'a', d2 = 1, d3 = 2, d4 = 'b')
// CHECK-NEXT: (lldb) expr b.c
// CHECK-NEXT: (char) $1 = 'a'
// CHECK-NEXT: (lldb) expr b.u.c
// CHECK-NEXT: (char[2]) $2 = "b"
// CHECK-NEXT: (lldb) expr b.u.i
// CHECK-NEXT: (int) $3 = 98
// CHECK-NEXT: (lldb) expr c
// CHECK-NEXT: (C) $4 = {
// CHECK-NEXT: c = 'a'
// CHECK-NEXT: x = 65
// CHECK-NEXT: = {
// CHECK-NEXT: = {
// CHECK-NEXT: c1 = 'b'
// CHECK-NEXT: = {
// CHECK-NEXT: = {
// CHECK-NEXT: s3 = {
// CHECK-NEXT: x = ([0] = 66, [1] = 67, [2] = 68)
// CHECK-NEXT: }
// CHECK-NEXT: c3 = 'c'
// CHECK-NEXT: }
// CHECK-NEXT: = {
// CHECK-NEXT: c4 = 'B'
// CHECK-NEXT: s4 = {
// CHECK-NEXT: x = ([0] = 67, [1] = 68, [2] = 99)
// CHECK-NEXT: }
// CHECK-NEXT: s1 = {
// CHECK-NEXT: x = ([0] = 69, [1] = 70, [2] = 71)
// CHECK-NEXT: }
// CHECK-NEXT: }
// CHECK-NEXT: }
// CHECK-NEXT: }
// CHECK-NEXT: = {
// CHECK-NEXT: s2 = {
// CHECK-NEXT: x = ([0] = 98, [1] = 66, [2] = 67)
// CHECK-NEXT: }
// CHECK-NEXT: c2 = 'D'
// CHECK-NEXT: }
// CHECK-NEXT: }
// CHECK-NEXT: }
// CHECK-NEXT: (lldb) type lookup C
// CHECK-NEXT: struct C {
// CHECK-NEXT: char c;
// CHECK-NEXT: int x;
// CHECK-NEXT: union {
// CHECK-NEXT: struct {
// CHECK-NEXT: char c1;
// CHECK-NEXT: union {
// CHECK-NEXT: struct {
// CHECK-NEXT: S3 s3;
// CHECK-NEXT: char c3;
// CHECK-NEXT: };
// CHECK-NEXT: struct {
// CHECK-NEXT: char c4;
// CHECK-NEXT: S3 s4;
// CHECK-NEXT: S3 s1;
// CHECK-NEXT: };
// CHECK-NEXT: };
// CHECK-NEXT: };
// CHECK-NEXT: struct {
// CHECK-NEXT: S3 s2;
// CHECK-NEXT: char c2;
// CHECK-NEXT: };
// CHECK-NEXT: };
// CHECK-NEXT: }
// Test packed stuct layout.
struct __attribute__((packed, aligned(1))) A {
char d1;
int d2;
int d3;
char d4;
};
struct __attribute__((packed, aligned(1))) B {
char c;
union {
char c[2];
int i;
} u;
};
// Test struct layout with anonymous union/struct.
struct S3 {
short x[3];
};
struct C {
char c;
int x;
union {
struct {
char c1;
union {
struct {
S3 s3;
char c3;
};
struct {
char c4;
S3 s4;
};
};
S3 s1;
};
struct {
S3 s2;
char c2;
};
};
};
A a = {'a', 1, 2, 'b'};
B b = {'a', {"b"}};
C c = {.c = 'a', .x = 65, .c1 = 'b', .s3 = {66, 67, 68}, .c3 = 'c', .s1={69, 70, 71}};
int main() {
return 0;
}
|