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-rw-r--r--src/ldo.js4
1 files changed, 4 insertions, 0 deletions
diff --git a/src/ldo.js b/src/ldo.js
index fbef68f..cda1274 100644
--- a/src/ldo.js
+++ b/src/ldo.js
@@ -85,6 +85,10 @@ const luaD_shrinkstack = function(L) {
let goodsize = inuse + Math.floor(inuse / 8) + 2*lstate.EXTRA_STACK;
if (goodsize > luaconf.LUAI_MAXSTACK)
goodsize = luaconf.LUAI_MAXSTACK; /* respect stack limit */
+ if (L.stack.length > luaconf.LUAI_MAXSTACK) /* had been handling stack overflow? */
+ lstate.luaE_freeCI(L); /* free all CIs (list grew because of an error) */
+ /* if thread is currently not handling a stack overflow and its
+ good size is smaller than current size, shrink its stack */
if (inuse <= (luaconf.LUAI_MAXSTACK - lstate.EXTRA_STACK) && goodsize < L.stack.length)
luaD_reallocstack(L, goodsize);
};