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fix recursion

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This commit is contained in:
Jakob Rath 2023-11-10 10:57:02 +01:00
parent 115a82cd82
commit 9ce47ab460
1 changed files with 12 additions and 4 deletions
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16
src/math/polysat/viable.cpp
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@ -1564,9 +1564,9 @@ namespace polysat {
// try to make progress using any of the relevant interval lists
for (entry_cursor& ec : ecs) {
// advance until current value 'val'
auto const [e, e_contains_lo] = find_value(val, ec.cur);
auto const [e, e_contains_val] = find_value(val, ec.cur);
ec.cur = e;
if (e_contains_lo) {
if (e_contains_val) {
rational const& new_val = e->interval.hi_val();
rational const dist = distance(val, new_val, mod_value);
val = new_val;
@ -1614,8 +1614,16 @@ namespace polysat {
unsigned const lower_w = widths[w_idx - 1];
rational const lower_mod_value = rational::power_of_two(lower_w);
rational const lower_cover_lo = mod(val, lower_mod_value);
rational const lower_cover_hi = mod(next_val, lower_mod_value);
rational lower_cover_lo, lower_cover_hi;
if (distance(val, next_val, mod_value) >= lower_mod_value) {
lower_cover_lo = 0;
lower_cover_hi = lower_mod_value;
}
else {
lower_cover_lo = mod(val, lower_mod_value);
lower_cover_hi = mod(next_val, lower_mod_value);
}
rational a;
lbool result = find_on_layer(w_idx - 1, widths, overlaps, fbi, lower_cover_lo, lower_cover_hi, a);