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author | Luboš Luňák <l.lunak@suse.cz> | 2012-07-02 17:50:55 +0200 |
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committer | Luboš Luňák <l.lunak@suse.cz> | 2012-12-10 14:46:46 +0100 |
commit | f24bae90c006c3522e3034b48d62c7e6cc7e45a8 (patch) | |
tree | 78be2f4da537d13ef074652e60871a83e0df44cd /configure.ac | |
parent | f2d96655e0d78acefe6fe4707f09abec79243856 (diff) |
enable PCH in configure only for msvc/clang
Change-Id: I83a5a2cc6a673165a230ac0c916fdd533a4ccaae
Diffstat (limited to 'configure.ac')
-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="" |