Bug fix: Allocatable argument 'x' is not allocated #472

Author: 14NGiestas

src/stdlib_math_linspace.fypp

@@ -25,7 +25,7 @@ contains
       ${t1}$, intent(in) :: end
       integer, intent(in) :: n
 
-      ${t1}$ :: res(n)
+      ${t1}$ :: res(merge(n, 0, n > 0))
 
       integer :: i    ! Looping index
       ${t1}$ :: interval ! Difference between adjacent elements
@@ -94,4 +94,4 @@ contains
       end procedure ${RName}$
     #:endfor
 
-end submodule
+end submodule