From 45ea9268862b087164fd19112d318789b02b40bd Mon Sep 17 00:00:00 2001
From: Joshua Christopher <chrisjoshtopher@gmail.com>
Date: Mon, 2 Feb 2026 16:30:56 -0500
Subject: [PATCH] Initialize M0 and M1 to 0.0 in sootModel_SECT.cc

The C++ language standard does not guarantee declared double precision floats are initialized to zero. This change ensures that correct M0 and M1 values are computed regardless of compiler implementation.
---
 src/sootModel_SECT.cc | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/sootModel_SECT.cc b/src/sootModel_SECT.cc
index ae8059f..0683abb 100644
--- a/src/sootModel_SECT.cc
+++ b/src/sootModel_SECT.cc
@@ -326,7 +326,7 @@ void sootModel_SECT::setSourceTerms(state &state) {
 
 double sootModel_SECT::get_M0_sectional(const state &state) {
 
-    double M0;
+    double M0 = 0.0;
     for (size_t k=0; k<nsoot; k++)
         M0 += state.sootVar[k];
     return M0;
@@ -340,7 +340,7 @@ double sootModel_SECT::get_M0_sectional(const state &state) {
 
 double sootModel_SECT::get_M1_sectional(const state &state) {
 
-    double M1;
+    double M1 = 0.0;
     for (size_t k=0; k<nsoot; k++)
         M1 += state.sootVar[k] * mBins[k];
     return M1;