In this example we print the value that ptr_p points to. However, we did not initialize the pointer. In this case the pointer contains a random address or 0. The result of this program is a segmentation fault, some other run-time error or the random address is printed. The meaning of...
In addition to all the others answers about ptr && *ptr == value being valid, but not the other way round, the notion of valid pointer may have different meaning. The ptr could be an uninitialized variable, or could be obtained (e.g. by a cast from some random...
I looked for a similar issue and couldn't find any. I tried with the latest version of GPAC. Installers available at http://gpac.io/downloads/gpac-nightly-builds/ I give enough information for contributors to reproduce my issue (meaningf...