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Date: Mon, 24 Mar 2014 14:33:18 -0700 From: anish singh <anish198519851985@...il.com> To: Arend van Spriel <arend@...adcom.com> Cc: LAK <linux-arm-kernel@...ts.infradead.org>, linux-kernel-mail <linux-kernel@...r.kernel.org> Subject: Re: Disabling gcc inline operation On Mon, Mar 24, 2014 at 2:33 AM, Arend van Spriel <arend@...adcom.com> wrote: > On 23/03/14 23:31, anish singh wrote: >> >> Many a time i have got a crash and it is difficult >> to find out the exact function which crashed >> because the crash stack doesn't show the "real" >> function because gcc inlines many functions when >> ever it desires or when it optimizes for speed. >> >> So i don't want gcc to inline any function instead >> just call the function so that i can see the crash >> stack of each function called. I just want to do >> this for debugging. Please let me know how can >> i do that? >> >> What switch command to pass to gcc in the make >> of linux kernel? > > > You tried to look at gcc.gnu.org, right? Your best options are -O0 and/or > -Og for debugging purposes. It worked with -fno-inline > > Regards, > Arend > > >> -- >> To unsubscribe from this list: send the line "unsubscribe linux-kernel" in >> the body of a message to majordomo@...r.kernel.org >> More majordomo info at http://vger.kernel.org/majordomo-info.html >> Please read the FAQ at http://www.tux.org/lkml/ >> > -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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