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Diffstat (limited to 'src/test/debuginfo/struct-with-destructor.rs')
| -rw-r--r-- | src/test/debuginfo/struct-with-destructor.rs | 144 |
1 files changed, 0 insertions, 144 deletions
diff --git a/src/test/debuginfo/struct-with-destructor.rs b/src/test/debuginfo/struct-with-destructor.rs deleted file mode 100644 index 4334cd902..000000000 --- a/src/test/debuginfo/struct-with-destructor.rs +++ /dev/null @@ -1,144 +0,0 @@ -// min-lldb-version: 310 - -// compile-flags:-g - -// === GDB TESTS =================================================================================== - -// gdb-command:run -// gdb-command:print simple -// gdbg-check:$1 = {x = 10, y = 20} -// gdbr-check:$1 = struct_with_destructor::WithDestructor {x: 10, y: 20} - -// gdb-command:print noDestructor -// gdbg-check:$2 = {a = {x = 10, y = 20}, guard = -1} -// gdbr-check:$2 = struct_with_destructor::NoDestructorGuarded {a: struct_with_destructor::NoDestructor {x: 10, y: 20}, guard: -1} - -// gdb-command:print withDestructor -// gdbg-check:$3 = {a = {x = 10, y = 20}, guard = -1} -// gdbr-check:$3 = struct_with_destructor::WithDestructorGuarded {a: struct_with_destructor::WithDestructor {x: 10, y: 20}, guard: -1} - -// gdb-command:print nested -// gdbg-check:$4 = {a = {a = {x = 7890, y = 9870}}} -// gdbr-check:$4 = struct_with_destructor::NestedOuter {a: struct_with_destructor::NestedInner {a: struct_with_destructor::WithDestructor {x: 7890, y: 9870}}} - - -// === LLDB TESTS ================================================================================== - -// lldb-command:run -// lldb-command:print simple -// lldbg-check:[...]$0 = { x = 10 y = 20 } -// lldbr-check:(struct_with_destructor::WithDestructor) simple = { x = 10 y = 20 } - -// lldb-command:print noDestructor -// lldbg-check:[...]$1 = { a = { x = 10 y = 20 } guard = -1 } -// lldbr-check:(struct_with_destructor::NoDestructorGuarded) noDestructor = { a = { x = 10 y = 20 } guard = -1 } - -// lldb-command:print withDestructor -// lldbg-check:[...]$2 = { a = { x = 10 y = 20 } guard = -1 } -// lldbr-check:(struct_with_destructor::WithDestructorGuarded) withDestructor = { a = { x = 10 y = 20 } guard = -1 } - -// lldb-command:print nested -// lldbg-check:[...]$3 = { a = { a = { x = 7890 y = 9870 } } } -// lldbr-check:(struct_with_destructor::NestedOuter) nested = { a = { a = { x = 7890 y = 9870 } } } - -#![allow(unused_variables)] -#![feature(omit_gdb_pretty_printer_section)] -#![omit_gdb_pretty_printer_section] - -struct NoDestructor { - x: i32, - y: i64 -} - -struct WithDestructor { - x: i32, - y: i64 -} - -impl Drop for WithDestructor { - fn drop(&mut self) {} -} - -struct NoDestructorGuarded { - a: NoDestructor, - guard: i64 -} - -struct WithDestructorGuarded { - a: WithDestructor, - guard: i64 -} - -struct NestedInner { - a: WithDestructor -} - -impl Drop for NestedInner { - fn drop(&mut self) {} -} - -struct NestedOuter { - a: NestedInner -} - - -// The compiler adds a 'destructed' boolean field to structs implementing Drop. This field is used -// at runtime to prevent drop() to be executed more than once. -// This field must be incorporated by the debug info generation. Otherwise the debugger assumes a -// wrong size/layout for the struct. -fn main() { - - let simple = WithDestructor { x: 10, y: 20 }; - - let noDestructor = NoDestructorGuarded { - a: NoDestructor { x: 10, y: 20 }, - guard: -1 - }; - - // If the destructor flag field is not incorporated into the debug info for 'WithDestructor' - // then the debugger will have an invalid offset for the field 'guard' and thus should not be - // able to read its value correctly (dots are padding bytes, D is the boolean destructor flag): - // - // 64 bit - // - // NoDestructorGuarded = 0000....00000000FFFFFFFF - // <--------------><------> - // NoDestructor guard - // - // - // withDestructorGuarded = 0000....00000000D.......FFFFFFFF - // <--------------><------> // How debug info says it is - // WithDestructor guard - // - // <----------------------><------> // How it actually is - // WithDestructor guard - // - // 32 bit - // - // NoDestructorGuarded = 000000000000FFFFFFFF - // <----------><------> - // NoDestructor guard - // - // - // withDestructorGuarded = 000000000000D...FFFFFFFF - // <----------><------> // How debug info says it is - // WithDestructor guard - // - // <--------------><------> // How it actually is - // WithDestructor guard - // - let withDestructor = WithDestructorGuarded { - a: WithDestructor { x: 10, y: 20 }, - guard: -1 - }; - - // expected layout (64 bit) = xxxx....yyyyyyyyD.......D... - // <--WithDestructor------> - // <-------NestedInner--------> - // <-------NestedOuter--------> - let nested = NestedOuter { a: NestedInner { a: WithDestructor { x: 7890, y: 9870 } } }; - - zzz(); // #break -} - -fn zzz() {()} |