[thirdparty/gcc.git] / libitm / doc / enabling-libitm.rst

..
  Copyright 1988-2022 Free Software Foundation, Inc.
  This is part of the GCC manual.
  For copying conditions, see the copyright.rst file.

.. _enabling-libitm:

Enabling libitm
---------------

To activate support for TM in C/C++, the compile-time flag :option:`-fgnu-tm`
must be specified. This enables TM language-level constructs such as
transaction statements (e.g., ``__transaction_atomic``, see :ref:`c-c++-language-constructs-for-tm` for details).
Commit	Line	Data
c63539ff ML	1	..
	2	Copyright 1988-2022 Free Software Foundation, Inc.
	3	This is part of the GCC manual.
	4	For copying conditions, see the copyright.rst file.
	5
	6	.. _enabling-libitm:
	7
	8	Enabling libitm
	9	---------------
	10
	11	To activate support for TM in C/C++, the compile-time flag :option:`-fgnu-tm`
	12	must be specified. This enables TM language-level constructs such as
3ed1b4ce	13	transaction statements (e.g., ``__transaction_atomic``, see :ref:`c-c++-language-constructs-for-tm` for details).