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xo-alloc: nix-build + compiler nits

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This commit is contained in:
Roland Conybeare 2026-02-26 12:20:34 +11:00
commit 51543ad3d3
5 changed files with 74 additions and 3 deletions
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2
xo-alloc/src/alloc/ArenaAlloc.cpp
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@ -390,8 +390,10 @@ namespace xo {
/* word size for alignment */
constexpr uint32_t c_bpw = sizeof(std::uintptr_t);
(void)c_bpw;
std::uintptr_t free_u64 = reinterpret_cast<std::uintptr_t>(free_ptr_);
(void)free_u64;
assert(free_u64 % c_bpw == 0ul);

6
xo-alloc/src/alloc/GC.cpp
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@ -551,7 +551,7 @@ namespace xo {
case generation_result::nursery:
if (is_before_checkpoint(parent)) {
log && log(xtag("act", "N1->N0 must mlog"));
// N1->N0, so must log
this->mutation_log_[role2int(role::to_space)]->push_back(MutationLogEntry(parent, lhs));
++(this->gc_statistics_.n_logged_mutation_);
@ -974,12 +974,14 @@ namespace xo {
from_entry.fixup_parent_child_moved(child_to);
#ifndef NDEBUG
{
// verify fixup was effective
IObject * child_from2 = from_entry.child();
assert(child_from2 == child_to);
}
#endif
// P->C', loc(C') in {N1', T'}