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Re: Automatic recompile when flags change
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From: |
Pauli . |
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Subject: |
Re: Automatic recompile when flags change |
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Date: |
Sat, 29 Oct 2016 00:33:50 +0300 |
On Thu, Oct 20, 2016 at 8:33 PM, Bob Friesenhahn
<address@hidden> wrote:
> On Thu, 20 Oct 2016, Pauli . wrote:
>>
>>
>> In many cases partial build with differing flags can results to hard
>> to debug runtime bugs. To avoid issues when compiler flags change
>> build system could automatically rebuild files when flags change. But
>> so far automake doesn't support flag change checking
>
>
> Why do compiler flags change? Did you re-run configure with different
> CPPFLAGS/CFLAGS or are these flags induced on the make command line or via
> environment variables?
>
It can happen for many reason but most likely to cause trouble for
developer is when configure.ac changes which leads to automatic
reconfigure with different flags.
Pauli