[Coverity CID :197614]Incorrect expression in /tests/lib/c_lib/src/main.c

[aasthagr]

Static code scan issues seen in File: /tests/lib/c_lib/src/main.c
Category: Incorrect expression
Function: test_stdint
Component: Tests
CID: 197614
Please fix or provide comments to square it off in coverity in the link: https://scan9.coverity.com/reports.htm#v32951/p12996

[aasthagr]

*** CID 197614: Incorrect expression (ASSERT_SIDE_EFFECT)
/tests/lib/c_lib/src/main.c: 106 in test_stdint()
100 * @brief Test integer types library
101 *
102 */
103
104 void test_stdint(void)
105 {

CID 197614:  Incorrect expression  (ASSERT_SIDE_EFFECT)
Argument "unsigned_int" of z_zassert() has a side effect because the variable is volatile.  The containing function might work differently in a non-debug build.

106 zassert_true((unsigned_int + unsigned_byte + 1u == 0U), NULL);
107
108 }
109
110 /*
111 * variables used during string library testing