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__builtin_expect vs. PGO

From: Scott Meyers <NeverRead at aristeia dot com>
To: gcc-help at gcc dot gnu dot org
Date: Tue, 20 Dec 2011 22:15:06 -0800
Subject: __builtin_expect vs. PGO

What has more weight during codegen in a compilation with -fprofile-use when the code uses __builtin_expect to favor one branch while the PGO data says the other branch is more likely?

Thanks,

Scott

Follow-Ups:
- Re: __builtin_expect vs. PGO
  - From: Ian Lance Taylor

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