Date: Mon, 12 Jun 2017 17:17:53 +0200 From: Andrea Venturoli <ml@netfence.it> To: freebsd-questions@freebsd.org Subject: Re: -O2 flag Message-ID: <af9e42bb-456c-d638-6985-daabd404c955@netfence.it> In-Reply-To: <20170611142517.5898c64e@DaemONX> References: <593C4679.5010104@gmail.com> <20170610230928.581e3cf9@DaemONX> <593C892D.4070200@gmail.com> <20170611142517.5898c64e@DaemONX>
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On 06/11/17 14:25, Serpent7776 wrote: > You might want to try to: > - rebuild with enabled compiler warning flags (-W flags) > https://clang.llvm.org/docs/DiagnosticsReference.html > - rebuild with sanitizer enabled > https://clang.llvm.org/docs/UndefinedBehaviorSanitizer.html > - try running in debugger and find place where this error occurs Perhaps running your (unoptimized) code under Valgrind can help find such an error. bye av.
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