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| author | Dmitry Eremin-Solenikov <dmitry.ereminsolenikov@linaro.org> | 2018-01-30 18:44:46 +0300 |
|---|---|---|
| committer | Maxim Uvarov <maxim.uvarov@linaro.org> | 2018-02-02 18:30:08 +0300 |
| commit | 2596adf51485f1d996e1e084e6f63dbe68b582a3 (patch) | |
| tree | df3a2c2c301ce1272578c4f850d917e6412e682b /m4 | |
| parent | 545a65fc7064c13deda58fb86b1863365c318500 (diff) | |
configure: move ODP_CHECK_CFLAG to separate file
Signed-off-by: Dmitry Eremin-Solenikov <dmitry.ereminsolenikov@linaro.org>
Reviewed-by: Bill Fischofer <bill.fischofer@linaro.org>
Signed-off-by: Maxim Uvarov <maxim.uvarov@linaro.org>
Diffstat (limited to 'm4')
| -rw-r--r-- | m4/odp_check_flag.m4 | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/m4/odp_check_flag.m4 b/m4/odp_check_flag.m4 new file mode 100644 index 000000000..e3c8ef714 --- /dev/null +++ b/m4/odp_check_flag.m4 @@ -0,0 +1,12 @@ +dnl Use -Werror in the checks below since Clang emits a warning instead of +dnl an error when it encounters an unknown warning option. + +# ODP_CHECK_CFLAG(FLAG) +# --------------------- +# Add FLAG to ODP_CFLAGS if compiler supports that option +AC_DEFUN([ODP_CHECK_CFLAG], + [AX_CHECK_COMPILE_FLAG([$1], + [ODP_CFLAGS="$ODP_CFLAGS $1"], + [], [-W -Wall -Werror], + [AC_LANG_SOURCE([int main(void) + {return 0;}])])]) |