From 9e15fa5e7cec67a479c1f2b31beca2d5d81fb4d8 Mon Sep 17 00:00:00 2001
From: Jean Pierre Cimalando <jp-dev@inbox.ru>
Date: Wed, 14 Apr 2021 01:26:26 +0200
Subject: [PATCH] Prevent the indices from overflowing

---
 src/sfizz/SIMDHelpers.h | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/src/sfizz/SIMDHelpers.h b/src/sfizz/SIMDHelpers.h
index 5f71c8cb..30168f92 100644
--- a/src/sfizz/SIMDHelpers.h
+++ b/src/sfizz/SIMDHelpers.h
@@ -641,8 +641,10 @@ namespace _internals {
     template <class T>
     void snippetSFZInterpolationCast(const T*& floatJump, int*& jump, T*& coeff)
     {
-        *jump = static_cast<int>(*floatJump);
-        *coeff = *floatJump - static_cast<float>(*jump);
+        constexpr float maxJump { 1 << 24 };
+        const float limitedJump = min(maxJump, *floatJump);
+        *jump = static_cast<int>(limitedJump);
+        *coeff = limitedJump - static_cast<float>(*jump);
         incrementAll(floatJump, coeff, jump);
     }
 }