jyapayne/Nim
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

fixes codegen for nil cstrings

Browse source
This commit is contained in:
Andreas Rumpf 2018-04-02 17:00:35 +02:00
commit cc6fe6e578
1 changed files with 15 additions and 10 deletions
Download patch file Download diff file Expand all files Collapse all files

25
compiler/ccgexprs.nim
View file

@ -65,19 +65,24 @@ proc genLiteral(p: BProc, n: PNode, ty: PType): Rope =
else: else:
result = rope("NIM_NIL") result = rope("NIM_NIL")
of nkStrLit..nkTripleStrLit: of nkStrLit..nkTripleStrLit:
if n.strVal.isNil: case skipTypes(ty, abstractVarRange).kind
of tyNil:
result = ropecg(p.module, "((#NimStringDesc*) NIM_NIL)", []) result = ropecg(p.module, "((#NimStringDesc*) NIM_NIL)", [])
elif skipTypes(ty, abstractVarRange).kind == tyString: of tyString:
let id = nodeTableTestOrSet(p.module.dataCache, n, p.module.labels) if n.strVal.isNil:
if id == p.module.labels: result = ropecg(p.module, "((#NimStringDesc*) NIM_NIL)", [])
# string literal not found in the cache:
result = ropecg(p.module, "((#NimStringDesc*) &$1)",
[getStrLit(p.module, n.strVal)])
else: else:
result = ropecg(p.module, "((#NimStringDesc*) &$1$2)", let id = nodeTableTestOrSet(p.module.dataCache, n, p.module.labels)
[p.module.tmpBase, rope(id)]) if id == p.module.labels:
# string literal not found in the cache:
result = ropecg(p.module, "((#NimStringDesc*) &$1)",
[getStrLit(p.module, n.strVal)])
else:
result = ropecg(p.module, "((#NimStringDesc*) &$1$2)",
[p.module.tmpBase, rope(id)])
else: else:
result = makeCString(n.strVal) if n.strVal.isNil: result = rope("NIM_NIL")
else: result = makeCString(n.strVal)
of nkFloatLit, nkFloat64Lit: of nkFloatLit, nkFloat64Lit:
result = rope(n.floatVal.toStrMaxPrecision) result = rope(n.floatVal.toStrMaxPrecision)
of nkFloat32Lit: of nkFloat32Lit: