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refactor(kernel/metavar): remove unnecessary variable

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Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
This commit is contained in:
Leonardo de Moura 2013-11-19 14:41:54 -08:00
parent 28ac7f7791
commit 6989f1f9ba
2 changed files with 0 additions and 4 deletions
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3
src/kernel/metavar.cpp
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@ -54,7 +54,6 @@ public:
void swap(metavar_env & a, metavar_env & b) {
swap(a.m_name_generator, b.m_name_generator);
swap(a.m_metavar_data, b.m_metavar_data);
std::swap(a.m_size, b.m_size);
std::swap(a.m_beta_reduce_mv, b.m_beta_reduce_mv);
std::swap(a.m_timestamp, b.m_timestamp);
}
@ -69,7 +68,6 @@ void metavar_env::inc_timestamp() {
metavar_env::metavar_env(name const & prefix):
m_name_generator(prefix),
m_size(0),
m_beta_reduce_mv(true),
m_timestamp(0) {
}
@ -158,7 +156,6 @@ bool metavar_env::is_assigned(expr const & m) const {
void metavar_env::assign(name const & m, expr const & t, justification const & jst) {
lean_assert(!is_assigned(m));
inc_timestamp();
m_size++;
auto it = const_cast<metavar_env*>(this)->m_metavar_data.splay_find(m);
lean_assert(it);
it->m_subst = t;

1
src/kernel/metavar.h
View file

@ -35,7 +35,6 @@ class metavar_env {
name_generator m_name_generator;
name2data m_metavar_data;
unsigned m_size;
// If the following flag is true, then beta-reduction is automatically applied
// when we apply a substitution containing ?m <- fun (x : T), ...
// to an expression containing (?m a)