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Bug fix to spacer::sym_mux

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This commit is contained in:
Arie Gurfinkel 2018-06-03 16:32:06 -07:00
parent 38c2b56f0e
commit dd064bd8f9
2 changed files with 8 additions and 6 deletions
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5
src/muz/spacer/spacer_sym_mux.cpp
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@ -57,7 +57,7 @@ void sym_mux::register_decl(func_decl *fdecl) {
m_muxes.insert(entry->m_variants.get(0), std::make_pair(entry, 0));
m_muxes.insert(entry->m_variants.get(1), std::make_pair(entry, 1));
}
void sym_mux::ensure_capacity(sym_mux_entry &entry, unsigned sz) {
void sym_mux::ensure_capacity(sym_mux_entry &entry, unsigned sz) const {
while (entry.m_variants.size() < sz) {
unsigned idx = entry.m_variants.size();
entry.m_variants.push_back (mk_variant(entry.m_main, idx));
@ -71,7 +71,7 @@ bool sym_mux::find_idx(func_decl * sym, unsigned & idx) const {
return false;
}
func_decl * sym_mux::find_by_decl(func_decl* fdecl, unsigned idx) {
func_decl * sym_mux::find_by_decl(func_decl* fdecl, unsigned idx) const {
sym_mux_entry *entry = nullptr;
if (m_entries.find(fdecl, entry)) {
ensure_capacity(*entry, idx+1);
@ -85,6 +85,7 @@ func_decl * sym_mux::shift_decl(func_decl * decl,
std::pair<sym_mux_entry*,unsigned> entry;
if (m_muxes.find(decl, entry)) {
SASSERT(entry.second == src_idx);
ensure_capacity(*entry.first, tgt_idx + 1);
return entry.first->m_variants.get(tgt_idx);
}
UNREACHABLE();