Doc: Document the ltcg CONFIG value

Fixes: QTBUG-81035
Change-Id: I41bff3aef3ac0ce7c117ab2245491dceb6f2685b
Reviewed-by: Kai Koehne <kai.koehne@qt.io>
This commit is contained in:
Joerg Bornemann 2020-02-10 10:36:04 +01:00
parent a84c895b17
commit 5b59b2ea15

View File

@ -917,7 +917,7 @@
Specifies project configuration and compiler options. The values are
recognized internally by qmake and have special meaning.
The following \c CONFIG values control compilation flags:
The following \c CONFIG values control compiler and linker flags:
\table
\header \li Option \li Description
@ -948,6 +948,8 @@
\row \li warn_off \li The compiler should output as few warnings as possible.
\row \li exceptions \li Exception support is enabled. Set by default.
\row \li exceptions_off \li Exception support is disabled.
\row \li ltcg \li Link time code generation is enabled.
This option is off by default.
\row \li rtti \li RTTI support is enabled. By default, the compiler
default is used.
\row \li rtti_off \li RTTI support is disabled. By default, the compiler