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build: add 'lto' to features.txt if built with it

This makes it easy to tell at a glance if a build was with LTO or not.

Change-Id: I7ba9b412f7b74d300a0c55e36ea4cf522d46e6f2
This commit is contained in:
Solomon Peachy 2024-11-30 13:49:42 -05:00
parent a41cad6458
commit fdc17096b5
3 changed files with 11 additions and 0 deletions

2
tools/configure vendored
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@ -1079,7 +1079,9 @@ S(m)all C lib, Logf to Ser(i)al port, LTO Build(X), (E)rror on warnings"
[Xx])
echo "LTO build enabled"
LTO_ARG="export USE_LTO=y"
# GCCOPTS=`echo $GCCOPTS | sed -e s/-funit-at-a-time/-flto/`
GCCOPTS="$GCCOPTS -flto"
GLOBAL_LDOPTS="-flto $GLOBAL_LDOPTS"
;;
[Ee])
echo "Treating all warnings as errors"