Bug 122285 - Ironic --help line for NegativeAlias
Summary: Ironic --help line for NegativeAlias
Status: NEW
Alias: None
Product: gcc
Classification: Unclassified
Component: driver (show other bugs)
Version: 16.0
: P3 normal
Target Milestone: ---
Assignee: Not yet assigned to anyone
URL:
Keywords: diagnostic
Depends on:
Blocks:
 
Reported: 2025-10-14 13:17 UTC by Xi Ruoyao
Modified: 2025-10-14 19:05 UTC (History)
0 users

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Known to work:
Known to fail:
Last reconfirmed: 2025-10-14 00:00:00

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Description Xi Ruoyao 2025-10-14 13:17:31 UTC 
For example, gcc --help=optimize gives:

  -freg-struct-return         Return small aggregates in registers.  Same as
                              -fpcc-struct-return.

But in fact -freg-struct-return is same as -fno-pcc-struct-return.
Comment 1 Richard Biener 2025-10-14 13:32:29 UTC 
'Alias' fails to handle 'NegativeAlias'