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Diffstat (limited to 'configure.in')
| -rw-r--r-- | configure.in | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/configure.in b/configure.in index 20b4cf2d593..dde8bcca855 100644 --- a/configure.in +++ b/configure.in @@ -681,6 +681,12 @@ else nw="$nw -Wsuggest-attribute=const" nw="$nw -Wsuggest-attribute=pure" + # Some loops can't be optimized with -O1, + # so remove -Wunsafe-loop-optimizations. + if echo "$CFLAGS" | $EGREP 'O1' 1>/dev/null; then + nw="$nw -Wunsafe-loop-optimizations" + fi + gl_MANYWARN_ALL_GCC([ws]) gl_MANYWARN_COMPLEMENT([ws], [$ws], [$nw]) for w in $ws; do |