Add [[noreturn]] to 1 file inc velox/type/TimestampConversion.cpp (f…

…acebookincubator#8797)

Summary:
Pull Request resolved: facebookincubator#8797

LLVM-15 has a warning `-Wno-return` which can be used to identify functions that do not return. Qualifying these functions with `[[noreturn]]` is a perf optimization.

Reviewed By: palmje

Differential Revision: D53815460

fbshipit-source-id: d109875e3f853f1fe16b86923d1ee9a7e7ecf482

velox/type/TimestampConversion.cpp

@@ -671,7 +671,7 @@ Timestamp fromDatetime(int64_t daysSinceEpoch, int64_t microsSinceMidnight) {
 
 namespace {
 
-void parserError(const char* str, size_t len) {
+[[noreturn]] void parserError(const char* str, size_t len) {
   VELOX_USER_FAIL(
       "Unable to parse timestamp value: \"{}\", "
       "expected format is (YYYY-MM-DD HH:MM:SS[.MS])",