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xo-reader2: bugfix: checkpoint before allocating SSMs

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This commit is contained in:
Roland Conybeare 2026-02-16 11:03:09 -05:00
commit 66d9bc5cd6
18 changed files with 78 additions and 36 deletions
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4
include/xo/reader2/ParserStack.hpp
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@ -30,9 +30,11 @@ namespace xo {
ParserStack * parent);
/** create new top of stack for syntax @p ssm, using memory from @p mm.
* previous stack given by @p parent
* previous stack given by @p parent.
* Checkpoint @p ckp will refer to stack _before_ allocating @p ssm
**/
static ParserStack * push(ParserStack * stack,
DArena::Checkpoint ckp,
DArena & mm,
obj<ASyntaxStateMachine> ssm);