From a2e4bc5291381df0d995d50f4243528dad5f83ec Mon Sep 17 00:00:00 2001
From: Luigi Ballabio <luigi.ballabio@gmail.com>
Date: Tue, 26 Sep 2023 16:53:44 +0200
Subject: [PATCH] Avoid a few new warnings

Hopefully, they're false positives.  Tests run correctly.
---
 .../BermudanSwaption/BermudanSwaption.cpp     | 11 ++++++++++
 .../calibrationhelpers/swaptionhelper.cpp     |  9 ++++++++
 test-suite/bermudanswaption.cpp               | 21 +++++++++++++++++++
 3 files changed, 41 insertions(+)

diff --git a/Examples/BermudanSwaption/BermudanSwaption.cpp b/Examples/BermudanSwaption/BermudanSwaption.cpp
index e256ca93866..c2d83c37122 100644
--- a/Examples/BermudanSwaption/BermudanSwaption.cpp
+++ b/Examples/BermudanSwaption/BermudanSwaption.cpp
@@ -171,6 +171,12 @@ int main(int, char* []) {
             Size j = numCols - i -1; // 1x5, 2x4, 3x3, 4x2, 5x1
             Size k = i*numCols + j;
             auto vol = ext::make_shared<SimpleQuote>(swaptionVols[k]);
+
+#if defined(__GNUC__) && (__GNUC__ >= 12)
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Warray-bounds"
+#endif
+
             swaptions.push_back(ext::make_shared<SwaptionHelper>(
                                swaptionMaturities[i],
                                Period(swapLengths[j], Years),
@@ -180,6 +186,11 @@ int main(int, char* []) {
                                indexSixMonths->dayCounter(),
                                indexSixMonths->dayCounter(),
                                rhTermStructure));
+
+#if defined(__GNUC__) && (__GNUC__ >= 12)
+#pragma GCC diagnostic pop
+#endif
+
             swaptions.back()->addTimesTo(times);
         }
 
diff --git a/ql/models/shortrate/calibrationhelpers/swaptionhelper.cpp b/ql/models/shortrate/calibrationhelpers/swaptionhelper.cpp
index feb4b658aef..fbd60b4e6c4 100644
--- a/ql/models/shortrate/calibrationhelpers/swaptionhelper.cpp
+++ b/ql/models/shortrate/calibrationhelpers/swaptionhelper.cpp
@@ -191,8 +191,17 @@ namespace QuantLib {
 
         ext::shared_ptr<Exercise> exercise(new EuropeanExercise(exerciseDate));
 
+#if defined(__GNUC__) && (__GNUC__ >= 12)
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Warray-bounds"
+#endif
+
         swaption_ = ext::make_shared<Swaption>(swap_, exercise);
 
+#if defined(__GNUC__) && (__GNUC__ >= 12)
+#pragma GCC diagnostic pop
+#endif
+
         BlackCalibrationHelper::performCalculations();
 
     }
diff --git a/test-suite/bermudanswaption.cpp b/test-suite/bermudanswaption.cpp
index 5b5c997318d..9f56e3b3e62 100644
--- a/test-suite/bermudanswaption.cpp
+++ b/test-suite/bermudanswaption.cpp
@@ -263,8 +263,19 @@ void BermudanSwaptionTest::testCachedG2Values() {
         for (const auto& i : swap->fixedLeg()) {
             exerciseDates.push_back(ext::dynamic_pointer_cast<Coupon>(i)->accrualStartDate());
         }
+
+#if defined(__GNUC__) && (__GNUC__ >= 12)
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Warray-bounds"
+#endif
+
         swaptions.push_back(ext::make_shared<Swaption>(swap,
             ext::make_shared<BermudanExercise>(exerciseDates)));
+
+#if defined(__GNUC__) && (__GNUC__ >= 12)
+#pragma GCC diagnostic pop
+#endif
+
     }
 
     const Real a=0.1, sigma=0.01, b=0.2, eta=0.013, rho=-0.5;
@@ -343,8 +354,18 @@ void BermudanSwaptionTest::testTreeEngineTimeSnapping() {
 
         auto callDate = initialCallDate + i * Days;
         if (calendar.isBusinessDay(callDate)) {
+
+#if defined(__GNUC__) && (__GNUC__ >= 12)
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Warray-bounds"
+#endif
+
             auto bermudanSwaption = makeBermudanSwaption(callDate);
 
+#if defined(__GNUC__) && (__GNUC__ >= 12)
+#pragma GCC diagnostic pop
+#endif
+
             auto model = ext::make_shared<HullWhite>(termStructure);
 
             bermudanSwaption->setPricingEngine(ext::make_shared<FdHullWhiteSwaptionEngine>(model));