elif test "${target_cpu}" = "powerpc"; then
CFLAGS_TUNING="-mtune=750";
fi
+fi
- dnl NOTE: this can't be cached cleanly
- AS_IF([test "${CFLAGS_TUNING}"],
- [CFLAGS_save="${CFLAGS}"
- CFLAGS="${CFLAGS} ${CFLAGS_TUNING}"
+dnl NOTE: this can't be cached cleanly
+AS_IF([test "${CFLAGS_TUNING}"],
+ [CFLAGS_save="${CFLAGS}"
+ CFLAGS="${CFLAGS} ${CFLAGS_TUNING}"
- AC_MSG_CHECKING([whether $CC accepts ${CFLAGS_TUNING}])
- AC_COMPILE_IFELSE([ ], [tuning="yes"],
- [CFLAGS_TUNING=""; tuning="no"])
+ AC_MSG_CHECKING([whether $CC accepts ${CFLAGS_TUNING}])
+ AC_COMPILE_IFELSE([ ],
+ [tuning="yes"],
+ [CFLAGS_TUNING=""; tuning="no"
+ AS_IF([test "${with_tuning}"],
+ [AC_MSG_ERROR([requested tuning not supported])])])
- AC_MSG_RESULT([$tuning])
- CFLAGS="${CFLAGS_save}"
- ])
-fi
+ AC_MSG_RESULT([$tuning])
+ CFLAGS="${CFLAGS_save}"
+])
dnl
dnl x86 accelerations