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make exception copy explicit or completely avoid it

#6478Merged
Comparing
maizatskyi/2026-04-01-exception-copy
(
927d7f5
) with
main
(
9bdd85c
)
CodSpeed Performance Gauge
0%
Untouched
70
Skipped
129

Benchmarks

199 total
bodyWithHeaders[Response]
src/workerd/tests/bench-response.c++
CodSpeed Performance Gauge
0%
31 µs30.9 µs
jsonResponse[Response]
src/workerd/tests/bench-response.c++
CodSpeed Performance Gauge
0%
41.3 µs41.3 µs
EncodeInto_ASCII_8192[TextEncoder][1/0/8192]
src/workerd/tests/bench-text-encoder.c++
CodSpeed Performance Gauge
0%
3.6 ms3.6 ms
Encode_ASCII_8192[TextEncoder][0/0/8192]
src/workerd/tests/bench-text-encoder.c++
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0%
13 ms12.9 ms
request[GlobalScopeBenchmark]
src/workerd/tests/bench-global-scope.c++
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0%
52.9 ms52.8 ms
Encode_TwoByte_1024[TextEncoder][0/2/1024]
src/workerd/tests/bench-text-encoder.c++
CodSpeed Performance Gauge
0%
15.9 ms15.9 ms
Encode_ASCII_256[TextEncoder][0/0/256]
src/workerd/tests/bench-text-encoder.c++
CodSpeed Performance Gauge
0%
2.7 ms2.7 ms
EncodeInto_ASCII_1024[TextEncoder][1/0/1024]
src/workerd/tests/bench-text-encoder.c++
CodSpeed Performance Gauge
0%
2.5 ms2.5 ms
Encode_OneByte_256[TextEncoder][0/1/256]
src/workerd/tests/bench-text-encoder.c++
CodSpeed Performance Gauge
0%
4.7 ms4.7 ms
Encode_TwoByte_8192[TextEncoder][0/2/8192]
src/workerd/tests/bench-text-encoder.c++
CodSpeed Performance Gauge
0%
118.9 ms118.9 ms
nullBodyWithStatus[Response]
src/workerd/tests/bench-response.c++
CodSpeed Performance Gauge
0%
10.3 µs10.3 µs
Encode_TwoByte_256[TextEncoder][0/2/256]
src/workerd/tests/bench-text-encoder.c++
CodSpeed Performance Gauge
0%
6 ms6 ms
EncodeInto_OneByte_1024[TextEncoder][1/1/1024]
src/workerd/tests/bench-text-encoder.c++
CodSpeed Performance Gauge
0%
10.4 ms10.4 ms
arrayBufferBody[Response]
src/workerd/tests/bench-response.c++
CodSpeed Performance Gauge
0%
17.6 µs17.6 µs
EncodeInto_TwoByte_1024[TextEncoder][1/2/1024]
src/workerd/tests/bench-text-encoder.c++
CodSpeed Performance Gauge
0%
14.1 ms14.1 ms
bm_Http_ClientWrapper
external/+http+capnp-cpp/src/capnp/compat/http-over-capnp-bench.c++
CodSpeed Performance Gauge
0%
35.3 µs35.3 µs
JsString_Utf8Length_Utf16_Flat_256
src/workerd/tests/bench-jsstring.c++
CodSpeed Performance Gauge
0%
2 µs2 µs
bm_Http_Baseline
external/+http+capnp-cpp/src/capnp/compat/http-over-capnp-bench.c++
CodSpeed Performance Gauge
0%
11.3 µs11.3 µs
bm_Http_OverCapnpLocalCall
external/+http+capnp-cpp/src/capnp/compat/http-over-capnp-bench.c++
CodSpeed Performance Gauge
0%
126.9 µs126.9 µs
JsString_Utf8Length_Utf16_Flat_1024
src/workerd/tests/bench-jsstring.c++
CodSpeed Performance Gauge
0%
3.2 µs3.2 µs
bm_Coro_CoAwait_ImmediatePromise
external/+http+capnp-cpp/src/kj/async-bench.c++
CodSpeed Performance Gauge
0%
5.7 µs5.7 µs
bm_Coro_CoAwait_ImmediateCoroutine
external/+http+capnp-cpp/src/kj/async-bench.c++
CodSpeed Performance Gauge
0%
5.6 µs5.6 µs
bm_Coro_Fib10
external/+http+capnp-cpp/src/kj/async-bench.c++
CodSpeed Performance Gauge
0%
13.3 µs13.3 µs
JsString_Utf8Length_Utf16_Invalid_Flat_256
src/workerd/tests/bench-jsstring.c++
CodSpeed Performance Gauge
0%
3.2 µs3.2 µs
JsString_Utf8Length_Utf16_Invalid_NonFlat_1024
src/workerd/tests/bench-jsstring.c++
CodSpeed Performance Gauge
0%
16.1 µs16.1 µs

Commits

Click on a commit to change the comparison range
Base
main
9bdd85c
-0.01%
make exception copy explicit or completely avoid it
927d7f5
5 hours ago
by mikea
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