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| author | Roberto Ierusalimschy <roberto@inf.puc-rio.br> | 2020-07-13 13:39:02 -0300 |
|---|---|---|
| committer | Roberto Ierusalimschy <roberto@inf.puc-rio.br> | 2020-07-13 13:39:02 -0300 |
| commit | e1d8770f12542d34a3e32b825c95b93f8a341ee1 (patch) | |
| tree | 15296aaedd195efd19192052af2192fcd7c12f54 /testes/cstack.lua | |
| parent | 0f1cd0eba99ea6d383e75b9ae488d00ad541c210 (diff) | |
| download | lua-github-e1d8770f12542d34a3e32b825c95b93f8a341ee1.tar.gz | |
Fixed bug: wrong stack limit when entering a coroutine
When entering a coroutine, the computation of nCcalls added 'from->nci'
to correct for preallocated CallInfos, but 'nci' includes also the
Callinfos already used.
Diffstat (limited to 'testes/cstack.lua')
| -rw-r--r-- | testes/cstack.lua | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/testes/cstack.lua b/testes/cstack.lua index e3e14f74..4e37b988 100644 --- a/testes/cstack.lua +++ b/testes/cstack.lua @@ -105,6 +105,22 @@ do print("testing stack-overflow in recursive 'gsub'") print("\tfinal count: ", count) end +do -- bug in 5.4.0 + print("testing limits in coroutines inside deep calls") + count = 0 + local lim = 1000 + local function stack (n) + progress() + if n > 0 then return stack(n - 1) + 1 + else coroutine.wrap(function () + stack(lim) + end)() + end + end + + print(xpcall(stack, function () return "ok" end, lim)) +end + do print("testing changes in C-stack limit") |