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compiler: fix monomorphization of coerced integer literals.
Fixes #703.
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@ -5,6 +5,7 @@
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from collections import OrderedDict
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from pythonparser import algorithm, diagnostic, ast
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from .. import asttyped, types, builtins
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from .typedtree_printer import TypedtreePrinter
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class Inferencer(algorithm.Visitor):
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"""
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@ -5,7 +5,7 @@ do not.
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"""
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from pythonparser import algorithm, diagnostic
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from .. import types, builtins
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from .. import types, builtins, asttyped
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class IntMonomorphizer(algorithm.Visitor):
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def __init__(self, engine):
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@ -35,3 +35,13 @@ class IntMonomorphizer(algorithm.Visitor):
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typ = node.type.find()
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if types.is_var(typ["width"]):
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typ["width"].unify(types.TValue(32))
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def visit_CoerceT(self, node):
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if isinstance(node.value, asttyped.NumT) and \
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builtins.is_int(node.type) and \
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builtins.is_int(node.value.type) and \
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not types.is_var(node.type["width"]) and \
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types.is_var(node.value.type["width"]):
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node.value.type.unify(node.type)
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self.generic_visit(node)
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10
artiq/test/lit/monomorphism/coercion.py
Normal file
10
artiq/test/lit/monomorphism/coercion.py
Normal file
@ -0,0 +1,10 @@
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# RUN: %python -m artiq.compiler.testbench.signature %s >%t
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# RUN: OutputCheck %s --file-to-check=%t
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def f(x):
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x = int64(0)
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return x
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# CHECK-L: g: ()->numpy.int64
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def g():
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return f(1 + 0)
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