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-rw-r--r--src/theory/quantifiers/cegqi/ceg_bv_instantiator.cpp2
-rw-r--r--src/theory/quantifiers/conjecture_generator.cpp17
-rw-r--r--src/theory/quantifiers/ematching/inst_strategy_e_matching.cpp14
-rw-r--r--src/theory/quantifiers/sygus/sygus_unif.cpp2
-rw-r--r--src/theory/quantifiers/sygus/sygus_unif_io.cpp3
5 files changed, 26 insertions, 12 deletions
diff --git a/src/theory/quantifiers/cegqi/ceg_bv_instantiator.cpp b/src/theory/quantifiers/cegqi/ceg_bv_instantiator.cpp
index 72e7d7e68..272914c25 100644
--- a/src/theory/quantifiers/cegqi/ceg_bv_instantiator.cpp
+++ b/src/theory/quantifiers/cegqi/ceg_bv_instantiator.cpp
@@ -302,7 +302,7 @@ bool BvInstantiator::processAssertions(CegInstantiator* ci,
// this helps robustness, since picking the same literal every time may
// lead to a stream of value instantiations, whereas with randomization
// we may find an invertible literal that leads to a useful instantiation.
- std::random_shuffle(iti->second.begin(), iti->second.end());
+ std::shuffle(iti->second.begin(), iti->second.end(), Random::getRandom());
if (Trace.isOn("cegqi-bv"))
{
diff --git a/src/theory/quantifiers/conjecture_generator.cpp b/src/theory/quantifiers/conjecture_generator.cpp
index 0dc704219..1d2f9a322 100644
--- a/src/theory/quantifiers/conjecture_generator.cpp
+++ b/src/theory/quantifiers/conjecture_generator.cpp
@@ -23,6 +23,7 @@
#include "theory/quantifiers/term_enumeration.h"
#include "theory/quantifiers/term_util.h"
#include "theory/theory_engine.h"
+#include "util/random.h"
using namespace CVC4;
using namespace CVC4::kind;
@@ -773,7 +774,7 @@ void ConjectureGenerator::check(Theory::Effort e, QEffort quant_e)
d_tge.d_var_id[ it->first ] = it->second;
d_tge.d_var_limit[ it->first ] = it->second;
}
- std::random_shuffle( rt_types.begin(), rt_types.end() );
+ std::shuffle(rt_types.begin(), rt_types.end(), Random::getRandom());
std::map< TypeNode, std::vector< Node > > conj_rhs;
for( unsigned i=0; i<rt_types.size(); i++ ){
@@ -1812,11 +1813,17 @@ void TermGenEnv::collectSignatureInformation() {
}
}
//shuffle functions
- for( std::map< TypeNode, std::vector< TNode > >::iterator it = d_typ_tg_funcs.begin(); it != d_typ_tg_funcs.end(); ++it ){
- std::random_shuffle( it->second.begin(), it->second.end() );
- if( it->first.isNull() ){
+ for (std::map<TypeNode, std::vector<TNode> >::iterator it =
+ d_typ_tg_funcs.begin();
+ it != d_typ_tg_funcs.end();
+ ++it)
+ {
+ std::shuffle(it->second.begin(), it->second.end(), Random::getRandom());
+ if (it->first.isNull())
+ {
Trace("sg-gen-tg-debug") << "In this order : ";
- for( unsigned i=0; i<it->second.size(); i++ ){
+ for (unsigned i = 0; i < it->second.size(); i++)
+ {
Trace("sg-gen-tg-debug") << it->second[i] << " ";
}
Trace("sg-gen-tg-debug") << std::endl;
diff --git a/src/theory/quantifiers/ematching/inst_strategy_e_matching.cpp b/src/theory/quantifiers/ematching/inst_strategy_e_matching.cpp
index cfcfcc5a5..6784fb8e3 100644
--- a/src/theory/quantifiers/ematching/inst_strategy_e_matching.cpp
+++ b/src/theory/quantifiers/ematching/inst_strategy_e_matching.cpp
@@ -19,6 +19,7 @@
#include "theory/quantifiers/term_database.h"
#include "theory/quantifiers/term_util.h"
#include "theory/theory_engine.h"
+#include "util/random.h"
using namespace std;
@@ -453,10 +454,15 @@ void InstStrategyAutoGenTriggers::generateTriggers( Node f ){
return;
}
}
- //if we are re-generating triggers, shuffle based on some method
- if( d_made_multi_trigger[f] ){
- std::random_shuffle( patTerms.begin(), patTerms.end() ); //shuffle randomly
- }else{
+ // if we are re-generating triggers, shuffle based on some method
+ if (d_made_multi_trigger[f])
+ {
+ std::shuffle(patTerms.begin(),
+ patTerms.end(),
+ Random::getRandom()); // shuffle randomly
+ }
+ else
+ {
d_made_multi_trigger[f] = true;
}
//will possibly want to get an old trigger
diff --git a/src/theory/quantifiers/sygus/sygus_unif.cpp b/src/theory/quantifiers/sygus/sygus_unif.cpp
index d1217d01d..c262c77e5 100644
--- a/src/theory/quantifiers/sygus/sygus_unif.cpp
+++ b/src/theory/quantifiers/sygus/sygus_unif.cpp
@@ -79,7 +79,7 @@ Node SygusUnif::constructBestStringToConcat(
{
Assert(!strs.empty());
std::vector<Node> strs_tmp = strs;
- std::random_shuffle(strs_tmp.begin(), strs_tmp.end());
+ std::shuffle(strs_tmp.begin(), strs_tmp.end(), Random::getRandom());
// prefer one that has incremented by more than 0
for (const Node& ns : strs_tmp)
{
diff --git a/src/theory/quantifiers/sygus/sygus_unif_io.cpp b/src/theory/quantifiers/sygus/sygus_unif_io.cpp
index 4fe3cfbed..bd9274f91 100644
--- a/src/theory/quantifiers/sygus/sygus_unif_io.cpp
+++ b/src/theory/quantifiers/sygus/sygus_unif_io.cpp
@@ -1143,7 +1143,8 @@ Node SygusUnifIo::constructSol(
// try a random strategy
if (snode.d_strats.size() > 1)
{
- std::random_shuffle(snode.d_strats.begin(), snode.d_strats.end());
+ std::shuffle(
+ snode.d_strats.begin(), snode.d_strats.end(), Random::getRandom());
}
// ITE always first if we have not yet solved
// the reasoning is that splitting on conditions only subdivides the problem
generated by cgit on debian on lair
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