diff options
| -rw-r--r-- | lib/system/alloc.nim | 5 | ||||
| -rw-r--r-- | tools/nimsuggest/nimsuggest.nim.cfg | 6 |
2 files changed, 11 insertions, 0 deletions
diff --git a/lib/system/alloc.nim b/lib/system/alloc.nim index a124d7537..f28a124d2 100644 --- a/lib/system/alloc.nim +++ b/lib/system/alloc.nim @@ -292,10 +292,15 @@ proc writeFreeList(a: MemRegion) = it, it.next, it.prev, it.size) it = it.next +const nimMaxHeap {.intdefine.} = 0 + proc requestOsChunks(a: var MemRegion, size: int): PBigChunk = when not defined(emscripten): if not a.blockChunkSizeIncrease: let usedMem = a.currMem # - a.freeMem + when nimMaxHeap != 0: + if usedMem > nimMaxHeap * 1024 * 1024: + raiseOutOfMem() if usedMem < 64 * 1024: a.nextChunkSize = PageSize*4 else: diff --git a/tools/nimsuggest/nimsuggest.nim.cfg b/tools/nimsuggest/nimsuggest.nim.cfg index 949bd18e8..6525a206a 100644 --- a/tools/nimsuggest/nimsuggest.nim.cfg +++ b/tools/nimsuggest/nimsuggest.nim.cfg @@ -8,6 +8,12 @@ path:"$lib/packages/docutils" define:useStdoutAsStdmsg define:nimsuggest +# die when nimsuggest uses more than 4GB: +@if cpu32: + define:"nimMaxHeap=2000" +@else: + define:"nimMaxHeap=4000" +@end #cs:partial #define:useNodeIds |