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fixes #9610

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This commit is contained in:
Andreas Rumpf 2018-11-03 11:04:30 +01:00
commit a2e6a873af
1 changed files with 13 additions and 17 deletions
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30
compiler/semmagic.nim
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@ -329,23 +329,19 @@ proc magicsAfterOverloadResolution(c: PContext, n: PNode,
of mTypeOf: of mTypeOf:
result = semTypeOf(c, n) result = semTypeOf(c, n)
of mSizeOf: of mSizeOf:
# TODO there is no proper way to find out if a type cannot be queried for the size. # TODO there is no proper way to find out if a type cannot be queried for the size.
let size = getSize(c.config, n[1].typ) let size = getSize(c.config, n[1].typ)
# We just assume here that the type might come from the c backend # We just assume here that the type might come from the c backend
if size == szUnknownSize: if size == szUnknownSize:
# Forward to the c code generation to emit a `sizeof` in the C code. # Forward to the c code generation to emit a `sizeof` in the C code.
result = n result = n
elif size >= 0: elif size >= 0:
result = newIntNode(nkIntLit, size) result = newIntNode(nkIntLit, size)
result.info = n.info result.info = n.info
result.typ = n.typ result.typ = n.typ
else: else:
localError(c.config, n.info, "cannot evaluate 'sizeof' because its type is not defined completely")
localError(c.config, n.info, "cannot evaluate 'sizeof' because its type is not defined completely") result = n
result = nil
of mAlignOf: of mAlignOf:
result = newIntNode(nkIntLit, getAlign(c.config, n[1].typ)) result = newIntNode(nkIntLit, getAlign(c.config, n[1].typ))
result.info = n.info result.info = n.info