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authorAndrew Zonenberg <azonenberg@drawersteak.com>2017-01-05 06:05:58 -0800
committerAndrew Zonenberg <azonenberg@drawersteak.com>2017-01-05 06:05:58 -0800
commitac90de73becaeac034b226def9c387645698c363 (patch)
treec1ceac5fd4994ab583eb0221ec4518b1000e5f91 /backends/smt2/smtbmc.py
parentbabd8dc5b1790533f4f6674724524223c7ae48f4 (diff)
parent2d32c6c4f61052254df32bc7942e4339dd59acaa (diff)
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Merge https://github.com/cliffordwolf/yosys
Diffstat (limited to 'backends/smt2/smtbmc.py')
-rw-r--r--backends/smt2/smtbmc.py12
1 files changed, 5 insertions, 7 deletions
diff --git a/backends/smt2/smtbmc.py b/backends/smt2/smtbmc.py
index dc89b795d..8dbb047aa 100644
--- a/backends/smt2/smtbmc.py
+++ b/backends/smt2/smtbmc.py
@@ -201,10 +201,9 @@ for fn in inconstr:
current_states = set(["final-%d" % i for i in range(0, num_steps+1)])
constr_final_start = 0
elif len(tokens) == 2:
- i = int(tokens[1])
- assert i < 0
- current_states = set(["final-%d" % i for i in range(-i, num_steps+1)])
- constr_final_start = -i if constr_final_start is None else min(constr_final_start, -i)
+ arg = abs(int(tokens[1]))
+ current_states = set(["final-%d" % i for i in range(arg, num_steps+1)])
+ constr_final_start = arg if constr_final_start is None else min(constr_final_start, arg)
else:
assert False
continue
@@ -232,9 +231,8 @@ for fn in inconstr:
if len(tokens) == 1:
current_states = set(range(0, num_steps+1))
elif len(tokens) == 2:
- i = int(tokens[1])
- assert i < 0
- current_states = set(range(-i, num_steps+1))
+ arg = abs(int(tokens[1]))
+ current_states = set(range(arg, num_steps+1))
else:
assert False
continue