ntdll/tests: Make sure return values are used (LLVM/Clang).

dlls/ntdll/tests/info.c

@@ -208,6 +208,7 @@ static void test_query_timeofday(void)
 
         sti.uCurrentTimeZoneId = 0xdeadbeef;
         status = pNtQuerySystemInformation(SystemTimeOfDayInformation, &sti, 28, &ReturnLength);
+        ok(status == STATUS_SUCCESS || broken(status == STATUS_INFO_LENGTH_MISMATCH /* NT4 */), "Expected STATUS_SUCCESS, got %08x\n", status);
         ok( 0xdeadbeef == sti.uCurrentTimeZoneId, "This part of the buffer should not have been filled\n");
 
         status = pNtQuerySystemInformation(SystemTimeOfDayInformation, &sti, 32, &ReturnLength);
@@ -366,6 +367,7 @@ static void test_query_procperf(void)
 
     /* Find out the number of processors */
     status = pNtQuerySystemInformation(SystemBasicInformation, &sbi, sizeof(sbi), &ReturnLength);
+    ok(status == STATUS_SUCCESS, "Expected STATUS_SUCCESS, got %08x\n", status);
     NeededLength = sbi.NumberOfProcessors * sizeof(SYSTEM_PROCESSOR_PERFORMANCE_INFORMATION);
 
     sppi = HeapAlloc(GetProcessHeap(), 0, NeededLength);
@@ -515,6 +517,7 @@ static void test_query_interrupt(void)
 
     /* Find out the number of processors */
     status = pNtQuerySystemInformation(SystemBasicInformation, &sbi, sizeof(sbi), &ReturnLength);
+    ok(status == STATUS_SUCCESS, "Expected STATUS_SUCCESS, got %08x\n", status);
     NeededLength = sbi.NumberOfProcessors * sizeof(SYSTEM_INTERRUPT_INFORMATION);
 
     sii = HeapAlloc(GetProcessHeap(), 0, NeededLength);
@@ -1260,6 +1263,7 @@ static void test_affinity(void)
     status = pNtSetInformationThread( GetCurrentThread(), ThreadAffinityMask, &thread_affinity, sizeof(thread_affinity) );
     ok( status == STATUS_SUCCESS, "Expected STATUS_SUCCESS, got %08x\n", status);
     status = pNtQueryInformationThread( GetCurrentThread(), ThreadBasicInformation, &tbi, sizeof(tbi), NULL );
+    ok(status == STATUS_SUCCESS, "Expected STATUS_SUCCESS, got %08x\n", status);
     ok( tbi.AffinityMask == 1, "Unexpected thread affinity\n" );
 
     /* NOTE: Pre-Vista does not recognize the "all processors" flag (all bits set) */
@@ -1278,6 +1282,7 @@ static void test_affinity(void)
     if (status == STATUS_SUCCESS)
     {
         status = pNtQueryInformationThread( GetCurrentThread(), ThreadBasicInformation, &tbi, sizeof(tbi), NULL );
+        ok(status == STATUS_SUCCESS, "Expected STATUS_SUCCESS, got %08x\n", status);
         ok( broken(tbi.AffinityMask == 1) || tbi.AffinityMask == (1 << si.dwNumberOfProcessors) - 1,
             "Unexpected thread affinity\n" );
     }