[llvm-dev] Prefixing DEBUG messages with DEBUG_TYPE (was re: [PATCH] D13259: LLE 6/6: Add LoopLoadElimination pass)

[Hal Finkel via llvm-dev]

----- Original Message -----
> From: "Renato Golin" <renato.golin at linaro.org>
> To: "Hal Finkel" <hfinkel at anl.gov>
> Cc: "Matthias Braun" <mbraun at apple.com>, "llvm-dev" <llvm-dev at lists.llvm.org>
> Sent: Monday, November 2, 2015 1:24:16 PM
> Subject: Re: [llvm-dev] Prefixing DEBUG messages with DEBUG_TYPE (was re: [PATCH] D13259: LLE 6/6: Add
> LoopLoadElimination pass)
> 
> On 2 November 2015 at 19:19, Hal Finkel via llvm-dev
> <llvm-dev at lists.llvm.org> wrote:
> > I generally find the prefixes convenient when searching the debug
> > output for debug messages from a particular pass.
> 
> Especially when you enable debug for all passes as well as
> print-after-all.

I'll add that this is particularly important when, for example, debug messages from different passes appear intermingled. This is common for lazy analysis passes (such as SCEV).

 -Hal

> 
> --renato
> 

-- 
Hal Finkel
Assistant Computational Scientist
Leadership Computing Facility
Argonne National Laboratory