diff options
| -rw-r--r-- | configure.ac | 9 |
1 files changed, 4 insertions, 5 deletions
diff --git a/configure.ac b/configure.ac index 96f517e9c48c..195b832b5c3c 100644 --- a/configure.ac +++ b/configure.ac @@ -4476,20 +4476,19 @@ AC_SUBST(HYPH_SYSTEM_DIR) AC_SUBST(THES_SYSTEM_DIR) dnl =================================================================== -dnl ENABLE_PCH i now a no-op -dnl =================================================================== AC_MSG_CHECKING([whether to enable pch feature]) if test -n "$enable_pch" && test "$enable_pch" != "no"; then if test "$_os" = "WINNT" -a "$WITH_MINGW" != "yes"; then ENABLE_PCH="TRUE" AC_MSG_RESULT([yes]) -dnl There is no PCH support in GCC versions prior to this - elif test "$GCC" = "yes"; then + # GCC PCH support is reportedly a hack that's not very reliable, + # so support only Clang. + elif test "$GCC" = "yes" -a "$COM_GCC_IS_CLANG" = "TRUE"; then ENABLE_PCH="TRUE" AC_MSG_RESULT([yes]) else ENABLE_PCH="" - AC_MSG_WARN([Precompiled header not yet supported for your platform/compiler]) + AC_MSG_ERROR([Precompiled header not yet supported for your platform/compiler]) fi else ENABLE_PCH="" |