Update Src/Base/AMReX_Array4.H

WeiqunZhang · AlexanderSinn · WeiqunZhang · commit 28c7fa76f45d · 2025-04-14T22:46:45.000-07:00
Co-authored-by: Alexander Sinn &lt;64009254+AlexanderSinn@users.noreply.github.com&gt;
diff --git a/Src/Base/AMReX_Array4.H b/Src/Base/AMReX_Array4.H
@@ -135,7 +135,7 @@ namespace amrex {
 #if defined(AMREX_DEBUG) || defined(AMREX_BOUND_CHECK)
             index_assert(i,j,k,n);
 #endif
-            return p[(i-begin.x)+(j-begin.y)*jstride()+(k-begin.z)*kstride()+n*nstride()];
+            return p[(i-begin.x)+Long(len.x)*((j-begin.y)+Long(len.y)*((k-begin.z)+Long(len.z)*n))];
         }
 
         template <class U=T, std::enable_if_t<!std::is_void_v<U>,int> = 0>

Original file line number	Diff line number	Diff line change
`@@ -135,7 +135,7 @@ namespace amrex {`
`135`	`135`	`#if defined(AMREX_DEBUG) \|\| defined(AMREX_BOUND_CHECK)`
`136`	`136`	`index_assert(i,j,k,n);`
`137`	`137`	`#endif`
`138`		`- return p[(i-begin.x)+(j-begin.y)jstride()+(k-begin.z)kstride()+n*nstride()];`
	`138`	`+ return p[(i-begin.x)+Long(len.x)((j-begin.y)+Long(len.y)((k-begin.z)+Long(len.z)*n))];`
`139`	`139`	`}`
`140`	`140`
`141`	`141`	`template <class U=T, std::enable_if_t<!std::is_void_v<U>,int> = 0>`