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bug: compiler can optimize away overflow check in 'table.concat'

This commit is contained in:
Roberto Ierusalimschy 2014-04-03 10:30:23 -03:00
parent 48c745a611
commit 007f66408d
1 changed files with 16 additions and 5 deletions
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21
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@ -1880,8 +1880,8 @@ patch = [[
+++ lundump.c 2008/04/04 19:51:41 2.7.1.4 +++ lundump.c 2008/04/04 19:51:41 2.7.1.4
@@ -1,5 +1,5 @@ @@ -1,5 +1,5 @@
/* /*
-** $Id: bugs,v 1.128 2013/11/08 17:45:10 roberto Exp roberto $ -** $Id: bugs,v 1.129 2013/11/08 18:23:16 roberto Exp roberto $
+** $Id: bugs,v 1.128 2013/11/08 17:45:10 roberto Exp roberto $ +** $Id: bugs,v 1.129 2013/11/08 18:23:16 roberto Exp roberto $
** load precompiled Lua chunks ** load precompiled Lua chunks
** See Copyright Notice in lua.h ** See Copyright Notice in lua.h
*/ */
@ -3172,10 +3172,8 @@ patch = [[
close_state(L); close_state(L);
]] ]]
} }
]=]=]
--[=[
Bug{ Bug{
what = [[Resuming the running coroutine makes it unyieldable]], what = [[Resuming the running coroutine makes it unyieldable]],
report = [[Florian Nücke, 2013/10/28]], report = [[Florian Nücke, 2013/10/28]],
@ -3202,7 +3200,20 @@ patch = [[
L->nCcalls--; L->nCcalls--;
]] ]]
} }
]=]
Bug{
what = [[compiler can optimize away overflow check in 'table.concat']],
report = [[Paige DePol, 2014/03/30]],
since = [[5.1 (at least)]],
fix = nil,
example = [[
> unpack({}, 0, 2^31 - 1)
(segfaults on some platforms with some compiler options)
]],
patch = [[
]]
}
--[=[ --[=[