Signed-off-by: Zebediah Figura <z.figura12(a)gmail.com>
---
dlls/ntdll/tests/exception.c | 13 ++++++++++++-
1 file changed, 12 insertions(+), 1 deletion(-)
diff --git a/dlls/ntdll/tests/exception.c b/dlls/ntdll/tests/exception.c
index da88ca449fb..e2a8071168d 100644
--- a/dlls/ntdll/tests/exception.c
+++ b/dlls/ntdll/tests/exception.c
@@ -2812,7 +2812,7 @@ static void test___C_specific_handler(void)
/* This is heavily based on the i386 exception tests. */
static const struct exception
{
- BYTE code[18]; /* asm code */
+ BYTE code[24]; /* asm code */
BYTE offset; /* offset of faulting instruction */
BYTE length; /* length of faulting instruction */
NTSTATUS status; /* expected status code */
@@ -2921,6 +2921,14 @@ static const struct exception
/* 35 */
{ { 0xa3, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xc3 }, /* movl %eax,0xffffffffffffffff; ret */
0, 9, STATUS_ACCESS_VIOLATION, 2, { 1, 0xffffffffffffffff } },
+
+ /* test exception with cleared %ds and %es */
+ { { 0x8c, 0xd8, 0x50, 0x8c, 0xc0, 0x50, 0x31, 0xc0, 0x8e, 0xd8, 0x8e, 0xc0,
+ 0xfa, 0x58, 0x8e, 0xc0, 0x58, 0x8e, 0xd8, 0xc3 },
+ /* mov %ds,%eax; pushq %rax; mov %es,%eax; pushq %rax; xorl %eax,%eax; mov %eax,%ds; mov %eax,%es;
+ * cli; popq %rax; mov %eax,%es; popq %rax; mov %eax,%ds; ret */
+ 12, 1, STATUS_PRIVILEGED_INSTRUCTION, 0 },
+
{ { 0xf1, 0x90, 0xc3 }, /* icebp; nop; ret */
1, 1, STATUS_SINGLE_STEP, 0 },
{ { 0xcd, 0x2c, 0xc3 },
@@ -2992,6 +3000,9 @@ static DWORD WINAPI handler( EXCEPTION_RECORD *rec, ULONG64 frame,
"%u: Unexpected exception address %p/%p\n", entry,
rec->ExceptionAddress, (char*)context->Rip );
+ todo_wine ok( context->SegDs == context->SegSs,
+ "%u: ds %#x does not match ss %#x\n", entry, context->SegDs, context->SegSs );
+
if (except->status == STATUS_BREAKPOINT && is_wow64)
parameter_count = 1;
else if (except->alt_status == 0 || rec->ExceptionCode != except->alt_status)
--
2.30.2