runtime/race: add race detector support for linux/riscv64

cmd/cgo: split loadDWARF into two parts

all: delete more windows/arm remnants

cmd/compile: remove sign extension before MULW on riscv64

cmd/compile/internal/ssa: make oneBit function generic

internal/cpu: inline DebugOptions

net: update document on limitation of iprawsock on Windows

cmd/link: disallow linkname of runtime.addmoduledata

bytes, strings: speed up TrimSpace

testing/synctest: call out common issues with tests

os,syscall: pass file flags to CreateFile on Windows

crypto/tls: use hash.Cloner

go/constant: fix complex != unknown comparison

net: remove redundant cgoLookupCNAME return parameter

time: skip TestLongAdjustTimers in short mode on single CPU systems

syscall: only get parent PID if SysProcAttr.Pdeathsig is set

strings: remove redundant "runs" from string.Fields docstring

os: return nil slice when ReadDir is used with a file on file_windows

cmd/internal/obj/loong64: simplify buildop

debug/elf: don't panic if symtab too small

net/http: Ensure that CONNECT proxied requests respect MaxResponseHea…

[release-branch.go1.25] net/http: require exact match for CrossSitePr…

net/http: require exact match for CrossSiteProtection bypass patterns

cmd/cgo: make it safe to run gcc in parallel

net: allow zero value destination address in WriteMsgUDPAddrPort

internall/poll: remove bufs field from Windows' poll.operation

syscall: sort Windows env block in StartProcess

internal/poll: don't use stack-allocated WSAMsg parameters

runtime: identify virtual memory layout for riscv64

[release-branch.go1.24] net: fix WriteMsgUDPAddrPort addr handling on…