.assembly extern mscorlib { .ver 2:0:0:0 .publickeytoken = (B7 7A 5C 56 19 34 E0 89 ) } .assembly 'boxing_tests' { } .module 'boxing_tests' .class public auto ansi beforefieldinit Driver extends [mscorlib]System.Object { .method private static hidebysig default int32 Foo () cil managed { .maxstack 8 ldc.i4.s 0x0a box [mscorlib]System.Int32 ret } .method public static hidebysig default int32 Main () cil managed { .entrypoint .maxstack 8 call int32 class Driver::Foo() pop ldc.i4.0 ret } }