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configure: fix check for valid compiler flags with Clang

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By default Clang reports unknown compiler flags as warnings
thus the valid compiler flags check fails to work properly.
Clang needs to have -Werror passed.
This commit is contained in:
Brad Smith 2024-05-09 22:02:01 -04:00
parent dd49e975a0
commit 0da8ba2e8c
1 changed files with 2 additions and 2 deletions
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4
configure.ac
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@ -156,12 +156,12 @@ if test -n "${MAINTAINER_MODE_FALSE}"; then
fi fi
all_desired_work=false all_desired_work=false
AS_COMPILER_FLAG([$DESIRED_FLAGS], [all_desired_work=true]) AS_COMPILER_FLAG([-Werror $DESIRED_FLAGS], [all_desired_work=true])
if $all_desired_work ; then if $all_desired_work ; then
CFLAGS="$CFLAGS $DESIRED_FLAGS" CFLAGS="$CFLAGS $DESIRED_FLAGS"
else else
for flag in $DESIRED_FLAGS; do for flag in $DESIRED_FLAGS; do
AS_COMPILER_FLAG([$flag], [CFLAGS="$CFLAGS $flag"]) AS_COMPILER_FLAG([-Werror $flag], [CFLAGS="$CFLAGS $flag"])
done done
fi fi