Added UPX_VERSION_STRING4, so that the size of the stubs is not affected

by versions like "x.yy.zz beta".

committer: mfx <mfx> 981702627 +0000

src/main.cpp

@@ -1019,6 +1019,10 @@ void upx_sanity_check(void)
     COMPILE_TIME_ASSERT(sizeof(align_assertion_2a_t) == sizeof(align_assertion_2b_t));
     COMPILE_TIME_ASSERT(sizeof(align_assertion_1a_t) == 3*9);
     COMPILE_TIME_ASSERT(sizeof(align_assertion_2a_t) == 3*17);
+
+    COMPILE_TIME_ASSERT(sizeof(UPX_VERSION_STRING4) == 4 + 1);
+    assert(strlen(UPX_VERSION_STRING4) == 4);
+    assert(memcmp(UPX_VERSION_STRING4, UPX_VERSION_STRING, 4) == 0);
 }