diff options
| -rwxr-xr-x | configure | 46 | ||||
| -rw-r--r-- | configure.ac | 8 |
2 files changed, 54 insertions, 0 deletions
diff --git a/configure b/configure index e60e78efdf2..7d4e42dd624 100755 --- a/configure +++ b/configure @@ -6334,6 +6334,52 @@ fi if test -n "$NOT_THE_CFLAGS"; then CFLAGS="$CFLAGS -Wno-unused-command-line-argument" fi + # Remove clang 12+'s compound-token-split-by-macro, as this causes a lot + # of warnings when building plperl because of Perl. Like previously, test + # for the positive form and add the negative form + NOT_THE_CFLAGS="" + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether ${CC} supports -Wcompound-token-split-by-macro, for NOT_THE_CFLAGS" >&5 +$as_echo_n "checking whether ${CC} supports -Wcompound-token-split-by-macro, for NOT_THE_CFLAGS... " >&6; } +if ${pgac_cv_prog_CC_cflags__Wcompound_token_split_by_macro+:} false; then : + $as_echo_n "(cached) " >&6 +else + pgac_save_CFLAGS=$CFLAGS +pgac_save_CC=$CC +CC=${CC} +CFLAGS="${NOT_THE_CFLAGS} -Wcompound-token-split-by-macro" +ac_save_c_werror_flag=$ac_c_werror_flag +ac_c_werror_flag=yes +cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +int +main () +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + pgac_cv_prog_CC_cflags__Wcompound_token_split_by_macro=yes +else + pgac_cv_prog_CC_cflags__Wcompound_token_split_by_macro=no +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +ac_c_werror_flag=$ac_save_c_werror_flag +CFLAGS="$pgac_save_CFLAGS" +CC="$pgac_save_CC" +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $pgac_cv_prog_CC_cflags__Wcompound_token_split_by_macro" >&5 +$as_echo "$pgac_cv_prog_CC_cflags__Wcompound_token_split_by_macro" >&6; } +if test x"$pgac_cv_prog_CC_cflags__Wcompound_token_split_by_macro" = x"yes"; then + NOT_THE_CFLAGS="${NOT_THE_CFLAGS} -Wcompound-token-split-by-macro" +fi + + + if test -n "$NOT_THE_CFLAGS"; then + CFLAGS="$CFLAGS -Wno-compound-token-split-by-macro" + fi # Similarly disable useless truncation warnings from gcc 8+ NOT_THE_CFLAGS="" { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether ${CC} supports -Wformat-truncation, for NOT_THE_CFLAGS" >&5 diff --git a/configure.ac b/configure.ac index 22cabe1b605..775e5c44360 100644 --- a/configure.ac +++ b/configure.ac @@ -530,6 +530,14 @@ if test "$GCC" = yes -a "$ICC" = no; then if test -n "$NOT_THE_CFLAGS"; then CFLAGS="$CFLAGS -Wno-unused-command-line-argument" fi + # Remove clang 12+'s compound-token-split-by-macro, as this causes a lot + # of warnings when building plperl because of Perl. Like previously, test + # for the positive form and add the negative form + NOT_THE_CFLAGS="" + PGAC_PROG_CC_VAR_OPT(NOT_THE_CFLAGS, [-Wcompound-token-split-by-macro]) + if test -n "$NOT_THE_CFLAGS"; then + CFLAGS="$CFLAGS -Wno-compound-token-split-by-macro" + fi # Similarly disable useless truncation warnings from gcc 8+ NOT_THE_CFLAGS="" PGAC_PROG_CC_VAR_OPT(NOT_THE_CFLAGS, [-Wformat-truncation]) |