Re: in search of squiggles

Project / Subsystem

gcc / gcc

Date

2026-07-28

Proposer

James K. Lowden <jklowden@cobolworx.com>

Source type

public_inbox

Consensus

Committed

Sentiment

/10

Technical tradeoffs

  • Using verbose debugging options like -fdump-internal-locations can generate large amounts of output, potentially impacting build times and disk usage.

All attributes

project
gcc
subsystem
gcc
patch_id
discussion_id
20260728161449.c71c09ccacbaf2c8c77cd2e5@cobolworx.com
source_type
public_inbox
title
Re: in search of squiggles
headline
Debugging internal compiler locations
tldr
User confirms -fdump-internal-locations helped debug a scanner location difference.
proposer
James K. Lowden <jklowden@cobolworx.com>
consensus
Committed
outcome
committed
sentiment_score
technical_tradeoffs
  • Using verbose debugging options like -fdump-internal-locations can generate large amounts of output, potentially impacting build times and disk usage.
series_id
series_role
reply
series_parts
[]
tags
  • debugging
  • compiler internals
  • locations
bugzilla_url
date
2026-07-28T00:00:00.000Z

Re: in search of squiggles

The user received assistance with a debugging issue related to scanner locations. The option -fdump-internal-locations proved instrumental in identifying a difference in reported locations between two branches, which was subsequently fixed.