49e296dee2
The fix was incorrect because it could produce an invalid local context. Actually, the regression tests/lean/run/1258.lean was producing an assertion violation.
18 lines
667 B
C++
18 lines
667 B
C++
/*
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Copyright (c) 2016 Microsoft Corporation. All rights reserved.
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Released under Apache 2.0 license as described in the file LICENSE.
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Author: Leonardo de Moura
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*/
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#pragma once
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#include "library/tactic/tactic_state.h"
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namespace lean {
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vm_obj clear(expr const & H, tactic_state const & s);
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vm_obj clear_internal(name const & n, tactic_state const & s);
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expr clear(metavar_context & mctx, expr const & mvar, expr const & H);
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/* Eliminate hypotheses that are marked as 'rec'
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(i.e., auxiliary hypotheses generated by the equation compiler). */
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expr clear_recs(metavar_context & mctx, expr const & mvar);
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void initialize_clear_tactic();
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void finalize_clear_tactic();
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}
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