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build: Ignore -Wduplicated-branches warnings.

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* m4/more-warnings.m4 (gt_MORE_WARNINGS): Don't add the -Wduplicated-branches
option.
This commit is contained in:
Bruno Haible 2025-04-29 02:15:55 +02:00
parent fe9d3fd320
commit e87aaccabe
1 changed files with 6 additions and 2 deletions
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8
m4/more-warnings.m4
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@ -1,6 +1,6 @@
# more-warnings.m4
# serial 4 (gettext-0.24)
dnl Copyright (C) 2023-2024 Free Software Foundation, Inc.
# serial 5 (gettext-0.25)
dnl Copyright (C) 2023-2025 Free Software Foundation, Inc.
dnl This file is free software, distributed under the terms of the GNU
dnl General Public License. As a special exception to the GNU General
dnl Public License, this file may be distributed as part of a program
@ -110,6 +110,10 @@ AS_HELP_STRING([[--disable-more-warnings]], [obey exactly the warning options sp
dnl Unused parameters are frequent in functions that are meant to implement
dnl a given function type.
nw="$nw -Wunused-parameter"
dnl If/else statements with two identical branches (after constant
dnl expression evaluation) can occur, when the code uses platform-dependent
dnl constants.
nw="$nw -Wduplicated-branches"
dnl
dnl Next, the warnings that are generated with -O2:
dnl This warning option frequently produces false alarms.