From 6a3603e356e14096e9554ceef57916fd03d9072b Mon Sep 17 00:00:00 2001
From: David Malcolm <dmalcolm@redhat.com>
Date: Tue, 30 Jun 2015 19:38:12 +0000
Subject: PR jit/66546: Add gcc_jit_context_set_bool_allow_unreachable_blocks

gcc/jit/ChangeLog:
	PR jit/66546
	* docs/cp/topics/contexts.rst
	(gccjit::context::set_bool_allow_unreachable_blocks): New.
	* docs/topics/compatibility.rst (LIBGCCJIT_ABI_2): New.
	* docs/topics/contexts.rst (Options): Add notes discussing the
	transition from enums to entrypoints for new options.
	(gcc_jit_context_set_bool_allow_unreachable_blocks): New.
	* docs/_build/texinfo/libgccjit.texi: Regenerate.
	* jit-common.h (gcc::jit::inner_bool_option): New enum.
	* jit-recording.c: Within namespace gcc::jit...
	(recording::context::context): Handle m_inner_bool_options.
	(recording::context::set_inner_bool_option): New.
	(inner_bool_option_reproducer_strings): New.
	(recording::context::log_all_options): Log the "inner" bool
	options.
	(recording::context::log_inner_bool_option): New.
	(recording::context::dump_reproducer_to_file): Write initializers
	for "inner" bool options.
	(recording::function::validate): Don't check for block
	reachability if INNER_BOOL_OPTION_ALLOW_UNREACHABLE_BLOCKS is set.
	* jit-recording.h: Within namespace gcc::jit...
	(recording::context::set_inner_bool_option): New.
	(recording::context::get_inner_bool_option): New.
	(recording::context::log_inner_bool_option): New.
	(recording::context::m_inner_bool_options): New.
	* libgccjit++.h
	(gccjit::context::set_bool_allow_unreachable_blocks): New.
	* libgccjit.c
	(gcc_jit_context_set_bool_allow_unreachable_blocks): New.
	* libgccjit.h: Add note about options present in the
	initial release of libgccjit.
	(gcc_jit_context_set_bool_allow_unreachable_blocks): New API
	entrypoint.
	(LIBGCCJIT_HAVE_gcc_jit_context_set_bool_allow_unreachable_blocks):
	New macro.
	* libgccjit.map (LIBGCCJIT_ABI_2): New, containing...
	(gcc_jit_context_set_bool_allow_unreachable_blocks): ...this new
	entrypoint.

gcc/testsuite/ChangeLog:
	PR jit/66546
	* jit.dg/all-non-failing-tests.h: Add note about
	test-validly-unreachable-block.c.
	* jit.dg/test-validly-unreachable-block.c: New file.

From-SVN: r225206
---
 gcc/jit/docs/cp/topics/contexts.rst | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

(limited to 'gcc/jit/docs/cp')

diff --git a/gcc/jit/docs/cp/topics/contexts.rst b/gcc/jit/docs/cp/topics/contexts.rst
index b26a29d..162e4ae 100644
--- a/gcc/jit/docs/cp/topics/contexts.rst
+++ b/gcc/jit/docs/cp/topics/contexts.rst
@@ -184,6 +184,23 @@ Boolean options
   :c:func:`gcc_jit_context_set_bool_option`; the options have the same
   meaning.
 
+.. function:: void \
+              gccjit::context::set_bool_allow_unreachable_blocks (int bool_value)
+
+   By default, libgccjit will issue an error about unreachable blocks
+   within a function.
+
+   This entrypoint can be used to disable that error; it is a thin wrapper
+   around the C API
+   :c:func:`gcc_jit_context_set_bool_allow_unreachable_blocks`.
+
+   This entrypoint was added in :ref:`LIBGCCJIT_ABI_2`; you can test for
+   its presence using
+
+   .. code-block:: c
+
+      #ifdef LIBGCCJIT_HAVE_gcc_jit_context_set_bool_allow_unreachable_blocks
+
 Integer options
 ***************
 
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