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maint: port test warnings to GCC 14

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* configure.ac: Disable GCC 14’s -Wmissing-variable-declarations
in the test directory, as it’s not worth the aggravation there.
Likewise for GCC's -Wsuggest-attribute=cold.
This commit is contained in:
Paul Eggert 2024-05-16 22:44:23 -07:00
parent 7b87c5c310
commit 23bf614e46
1 changed files with 2 additions and 0 deletions
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2
configure.ac
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@ -259,6 +259,7 @@ if test $gl_gcc_warnings != no; then
nw=$ew
nw="$nw -Wduplicated-branches" # Too many false alarms
nw="$nw -Wformat-truncation=2"
nw="$nw -Wmissing-variable-declarations"
nw="$nw -Wstrict-overflow"
nw="$nw -Wuninitialized"
nw="$nw -Wunused-macros"
@ -283,6 +284,7 @@ if test $gl_gcc_warnings != no; then
nw=
nw="$nw -Wstrict-prototypes"
# It's not worth being this picky about test programs.
nw="$nw -Wsuggest-attribute=cold"
nw="$nw -Wsuggest-attribute=const"
nw="$nw -Wsuggest-attribute=format"
nw="$nw -Wsuggest-attribute=pure"