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lambda lifting compiles again

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This commit is contained in:
Andreas Rumpf 2018-05-12 08:30:55 +02:00
commit 1310279691
3 changed files with 154 additions and 149 deletions
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compiler/dfa.nim
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@ -102,14 +102,14 @@ proc genLabel(c: Con): TPosition =
proc jmpBack(c: var Con, n: PNode, p = TPosition(0)) =
let dist = p.int - c.code.len
internalAssert(-0x7fff < dist and dist < 0x7fff)
doAssert(-0x7fff < dist and dist < 0x7fff)
c.code.add Instr(n: n, kind: goto, dest: dist)
proc patch(c: var Con, p: TPosition) =
# patch with current index
let p = p.int
let diff = c.code.len - p
internalAssert(-0x7fff < diff and diff < 0x7fff)
doAssert(-0x7fff < diff and diff < 0x7fff)
c.code[p].dest = diff
proc popBlock(c: var Con; oldLen: int) =