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hotfix 3221ac0943 broke gc:regions/aka gc:stack by

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underallocating for sequences of any type larger than 1 byte.  This does the
necessary multiply to restore basic functionality.
This commit is contained in:
Charles Blake 2018-06-13 10:36:47 -04:00
commit ed4f1f4c43
1 changed files with 2 additions and 1 deletions
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3
lib/system/mmdisp.nim
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@ -562,7 +562,8 @@ else:
when not declared(nimNewSeqOfCap): when not declared(nimNewSeqOfCap):
proc nimNewSeqOfCap(typ: PNimType, cap: int): pointer {.compilerproc.} = proc nimNewSeqOfCap(typ: PNimType, cap: int): pointer {.compilerproc.} =
when defined(gcRegions): when defined(gcRegions):
result = newStr(typ, cap, ntfNoRefs notin typ.base.flags) let s = mulInt(cap, typ.base.size) # newStr already adds GenericSeqSize
result = newStr(typ, s, ntfNoRefs notin typ.base.flags)
else: else:
let s = addInt(mulInt(cap, typ.base.size), GenericSeqSize) let s = addInt(mulInt(cap, typ.base.size), GenericSeqSize)
when declared(newObjNoInit): when declared(newObjNoInit):