Stop test/shlibloadtest.c from failing in a regression test

When doing a regression test, it's obvious that the version
test/shlibloadtest is built for will not be the same as the library
version.  So we change the test to check for assumed compatibility.

Reviewed-by: Andy Polyakov <appro@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/5619)

diff --git a/test/shlibloadtest.c b/test/shlibloadtest.c
index 5f8ec55af252fc1ebb05d2f29e206669c65661b0..0bf24eee074a968830c59b0dc8191ebf4cb8a570 100644 (file)
--- a/test/shlibloadtest.c
+++ b/test/shlibloadtest.c
@@ -141,8 +141,20 @@ static int test_lib(void)
     myERR_get_error = (ERR_get_error_t)symbols[0].func;
     if (!TEST_int_eq(myERR_get_error(), 0))
         goto end;
+
+    /*
+     * The bits that COMPATIBILITY_MASK lets through MUST be the same in
+     * the library and in the application.
+     * The bits that are masked away MUST be a larger or equal number in
+     * the library compared to the application.
+     */
+# define COMPATIBILITY_MASK 0xfff00000L
     myOpenSSL_version_num = (OpenSSL_version_num_t)symbols[1].func;
-    if (!TEST_int_eq(myOpenSSL_version_num(), OPENSSL_VERSION_NUMBER))
+    if (!TEST_int_eq(myOpenSSL_version_num() & COMPATIBILITY_MASK,
+                     OPENSSL_VERSION_NUMBER & COMPATIBILITY_MASK)
+        goto end;
+    if (!TEST_int_ge(myOpenSSL_version_num() & ~COMPATIBILITY_MASK,
+                     OPENSSL_VERSION_NUMBER & ~COMPATIBILITY_MASK)
         goto end;
 
     switch (test_type) {