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[Bug 1040105] Firefox build using gcc7 has unusable UI
  • From: bugzilla_noreply@xxxxxxxxxx
  • Date: Tue, 23 May 2017 07:58:55 +0000
  • Message-id: <>

Martin Liška <martin.liska@xxxxxxxx> changed:

What |Removed |Added
CC| |martin.liska@xxxxxxxx

--- Comment #3 from Martin Liška <martin.liska@xxxxxxxx> ---
Created attachment 725999
-fsanitize=ubsan report

I've tried to build the binary with -fsanitize=ubsan and I'm attaching report.
You can find it in my branch project:

To be honest, switching from -O3 to -O2 is for me just a work-around. The
source code contains many of such errors, which should be eventually fixed.
Running -fsanitize=address would be also interesting.

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