really zero-init'ed

fredroy · fredroy · commit 750fd0c5a67b · 2026-02-20T14:39:59.000+09:00
diff --git a/Sofa/framework/Type/src/sofa/type/Mat.h b/Sofa/framework/Type/src/sofa/type/Mat.h
@@ -1356,7 +1356,7 @@ constexpr Mat<L,L,Real> tensorProduct(const Vec<L,Real>& a, const Vec<L,Real>& b
 template <sofa::Size L, sofa::Size C, sofa::Size P, class real>
 constexpr Mat<L,P,real> operator*(const Mat<L,C,real>& m1, const Mat<C,P,real>& m2) noexcept
 {
-    Mat<L,P,real> r;
+    Mat<L,P,real> r(static_cast<real>(0));
     for (Size i = 0; i < L; ++i)
     {
         for (Size k = 0; k < C; ++k)

Original file line number	Diff line number	Diff line change
`@@ -1356,7 +1356,7 @@ constexpr Mat<L,L,Real> tensorProduct(const Vec<L,Real>& a, const Vec<L,Real>& b`
`1356`	`1356`	`template <sofa::Size L, sofa::Size C, sofa::Size P, class real>`
`1357`	`1357`	`constexpr Mat<L,P,real> operator*(const Mat<L,C,real>& m1, const Mat<C,P,real>& m2) noexcept`
`1358`	`1358`	`{`
`1359`		`- Mat<L,P,real> r;`
	`1359`	`+ Mat<L,P,real> r(static_cast<real>(0));`
`1360`	`1360`	`for (Size i = 0; i < L; ++i)`
`1361`	`1361`	`{`
`1362`	`1362`	`for (Size k = 0; k < C; ++k)`