Re: [PATCH] LLVMLinux: Remove warning about returning an uninitialized variable
From: H. Peter Anvin
Date: Mon Mar 31 2014 - 18:20:58 EST
On 03/31/2014 03:16 PM, Behan Webster wrote:
>>>
>> __compiletime_error traps at compile time rather than link time, which
>> is what you want.
> The idea is to remove the compile time warning that the return code
> "prev" isn't initialized in the default case. Indicating that
> wrong_size_cmpxchg doesn't return fixes that false positive.
>
Perhaps __compiletime_error() should have __noreturn built in?
-hpa
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