diff options
| -rw-r--r-- | configure.ac | 128 |
1 files changed, 64 insertions, 64 deletions
diff --git a/configure.ac b/configure.ac index 30ec3972eaac..fd5e1ec4e791 100644 --- a/configure.ac +++ b/configure.ac @@ -3267,69 +3267,6 @@ else fi AC_SUBST(CROSS_COMPILING) -# =================================================================== -# check various GCC options that Clang does not support now but maybe -# will somewhen in the future, check them even for GCC, so that the -# flags are set -# =================================================================== - -HAVE_GCC_GGDB2= -HAVE_GCC_FINLINE_LIMIT= -HAVE_GCC_FNO_INLINE= -if test "$GCC" = "yes"; then - AC_MSG_CHECKING([whether $CC supports -ggdb2]) - if test -n "$CLANGVER" -a 0"$CLANGVER" -le 30100; then - # Option just ignored and silly warning that isn't a real - # warning printed - : - else - save_CFLAGS=$CFLAGS - CFLAGS="$CFLAGS -Werror -ggdb2" - AC_LINK_IFELSE([AC_LANG_PROGRAM([[]], [[ return 0; ]])],[ HAVE_GCC_GGDB2=TRUE ],[]) - CFLAGS=$save_CFLAGS - fi - if test "$HAVE_GCC_GGDB2" = "TRUE"; then - AC_MSG_RESULT([yes]) - else - AC_MSG_RESULT([no]) - fi - - AC_MSG_CHECKING([whether $CC supports -finline-limit=0]) - if test -n "$CLANGVER" -a 0"$CLANGVER" -le 30100; then - # As above - : - else - save_CFLAGS=$CFLAGS - CFLAGS="$CFLAGS -Werror -finline-limit=0" - AC_LINK_IFELSE([AC_LANG_PROGRAM([[]], [[ return 0; ]])],[ HAVE_GCC_FINLINE_LIMIT=TRUE ],[]) - CFLAGS=$save_CFLAGS - fi - if test "$HAVE_GCC_FINLINE_LIMIT" = "TRUE"; then - AC_MSG_RESULT([yes]) - else - AC_MSG_RESULT([no]) - fi - - AC_MSG_CHECKING([whether $CC supports -fno-inline]) - if test -n "$CLANGVER" -a 0"$CLANGVER" -le 30100; then - # Ditto - : - else - save_CFLAGS=$CFLAGS - CFLAGS="$CFLAGS -Werror -fno-inline" - AC_LINK_IFELSE([AC_LANG_PROGRAM([[]], [[ return 0; ]])],[ HAVE_GCC_FNO_INLINE=TRUE ],[]) - CFLAGS=$save_CFLAGS - fi - if test "$HAVE_GCC_FNO_INLINE" = "TRUE"; then - AC_MSG_RESULT([yes]) - else - AC_MSG_RESULT([no]) - fi -fi -AC_SUBST(HAVE_GCC_GGDB2) -AC_SUBST(HAVE_GCC_FINLINE_LIMIT) -AC_SUBST(HAVE_GCC_FNO_INLINE) - HAVE_LD_BSYMBOLIC_FUNCTIONS= if test "$GCC" = "yes"; then AC_MSG_CHECKING( for -Bsymbolic-functions linker support ) @@ -3825,7 +3762,7 @@ AC_COMPILE_IFELSE([AC_LANG_SOURCE([[ if test "$COM_IS_CLANG" = TRUE; then AC_MSG_CHECKING([the Clang version]) - clang_version=`echo __clang_major__.__clang_minor__.__clang_patchlevel__ | $CC -E -P /dev/stdin` + clang_version=`echo __clang_major__.__clang_minor__.__clang_patchlevel__ | $CC -E -P -` CLANG_FULL_VERSION=`echo __clang_version__ | $CC -E -P -` CLANGVER=`echo $clang_version | $AWK -F. '{ print \$1*10000+\$2*100+\$3 }'` AC_MSG_RESULT([Clang $CLANG_FULL_VERSION, $CLANGVER]) @@ -3862,6 +3799,69 @@ if test "$CCACHE" != ""; then AC_LANG_POP([C]) fi +# =================================================================== +# check various GCC options that Clang does not support now but maybe +# will somewhen in the future, check them even for GCC, so that the +# flags are set +# =================================================================== + +HAVE_GCC_GGDB2= +HAVE_GCC_FINLINE_LIMIT= +HAVE_GCC_FNO_INLINE= +if test "$GCC" = "yes"; then + AC_MSG_CHECKING([whether $CC supports -ggdb2]) + if test -n "$CLANGVER" -a 0"$CLANGVER" -le 30100; then + # Option just ignored and silly warning that isn't a real + # warning printed + : + else + save_CFLAGS=$CFLAGS + CFLAGS="$CFLAGS -Werror -ggdb2" + AC_LINK_IFELSE([AC_LANG_PROGRAM([[]], [[ return 0; ]])],[ HAVE_GCC_GGDB2=TRUE ],[]) + CFLAGS=$save_CFLAGS + fi + if test "$HAVE_GCC_GGDB2" = "TRUE"; then + AC_MSG_RESULT([yes]) + else + AC_MSG_RESULT([no]) + fi + + AC_MSG_CHECKING([whether $CC supports -finline-limit=0]) + if test -n "$CLANGVER" -a 0"$CLANGVER" -le 30100; then + # As above + : + else + save_CFLAGS=$CFLAGS + CFLAGS="$CFLAGS -Werror -finline-limit=0" + AC_LINK_IFELSE([AC_LANG_PROGRAM([[]], [[ return 0; ]])],[ HAVE_GCC_FINLINE_LIMIT=TRUE ],[]) + CFLAGS=$save_CFLAGS + fi + if test "$HAVE_GCC_FINLINE_LIMIT" = "TRUE"; then + AC_MSG_RESULT([yes]) + else + AC_MSG_RESULT([no]) + fi + + AC_MSG_CHECKING([whether $CC supports -fno-inline]) + if test -n "$CLANGVER" -a 0"$CLANGVER" -le 30100; then + # Ditto + : + else + save_CFLAGS=$CFLAGS + CFLAGS="$CFLAGS -Werror -fno-inline" + AC_LINK_IFELSE([AC_LANG_PROGRAM([[]], [[ return 0; ]])],[ HAVE_GCC_FNO_INLINE=TRUE ],[]) + CFLAGS=$save_CFLAGS + fi + if test "$HAVE_GCC_FNO_INLINE" = "TRUE"; then + AC_MSG_RESULT([yes]) + else + AC_MSG_RESULT([no]) + fi +fi +AC_SUBST(HAVE_GCC_GGDB2) +AC_SUBST(HAVE_GCC_FINLINE_LIMIT) +AC_SUBST(HAVE_GCC_FNO_INLINE) + dnl =================================================================== dnl Test the gcc version dnl =================================================================== |