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comparison src/event/quic/ngx_event_quic_transport.c @ 8867:40f2f059145a quic

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QUIC: moved a variable initialization near to its use. This tends to produce slightly more optimal code with pos == NULL when built with Clang on low optimization levels. Spotted by Ruslan Ermilov.
author Sergey Kandaurov <pluknet@nginx.com>
date Mon, 27 Sep 2021 15:38:55 +0300
parents 4009f120cad4
children 126a15530136
comparison
equal deleted inserted replaced
8866:8c163ce5b55a 8867:40f2f059145a
1965 ngx_quic_build_int(&p, id); \ 1965 ngx_quic_build_int(&p, id); \
1966 ngx_quic_build_int(&p, value.len); \ 1966 ngx_quic_build_int(&p, value.len); \
1967 p = ngx_cpymem(p, value.data, value.len); \ 1967 p = ngx_cpymem(p, value.data, value.len); \
1968 } while (0) 1968 } while (0)
1969 1969
1970 p = pos;
1971
1972 len = ngx_quic_tp_len(NGX_QUIC_TP_INITIAL_MAX_DATA, tp->initial_max_data); 1970 len = ngx_quic_tp_len(NGX_QUIC_TP_INITIAL_MAX_DATA, tp->initial_max_data);
1973 1971
1974 len += ngx_quic_tp_len(NGX_QUIC_TP_INITIAL_MAX_STREAMS_UNI, 1972 len += ngx_quic_tp_len(NGX_QUIC_TP_INITIAL_MAX_STREAMS_UNI,
1975 tp->initial_max_streams_uni); 1973 tp->initial_max_streams_uni);
1976 1974
2024 2022
2025 if (pos == NULL) { 2023 if (pos == NULL) {
2026 return len; 2024 return len;
2027 } 2025 }
2028 2026
2027 p = pos;
2028
2029 ngx_quic_tp_vint(NGX_QUIC_TP_INITIAL_MAX_DATA, 2029 ngx_quic_tp_vint(NGX_QUIC_TP_INITIAL_MAX_DATA,
2030 tp->initial_max_data); 2030 tp->initial_max_data);
2031 2031
2032 ngx_quic_tp_vint(NGX_QUIC_TP_INITIAL_MAX_STREAMS_UNI, 2032 ngx_quic_tp_vint(NGX_QUIC_TP_INITIAL_MAX_STREAMS_UNI,
2033 tp->initial_max_streams_uni); 2033 tp->initial_max_streams_uni);