On Wed, 2022-02-16 at 17:41 +0530, Krishna Narayanan via Gcc-help wrote: > /bin/bash: line 17: runtest: command not found You need to install DejaGNU to test GCC. It's well documented in https://gcc.gnu.org/install/test.html: > Second, you must have the testing tools installed. This includes > DejaGnu, Tcl, and Expect; the DejaGnu site has links to these. Some > optional tests also require Python3 and pytest module. Generally you should read the documentation carefully before hacking on any project, not only GCC. -- Xi Ruoyao <xry111@xxxxxxxxxxxxxxxx> School of Aerospace Science and Technology, Xidian University