[libcxx-commits] [PATCH] D132575: [libc++] Allow specifying conditional compile flags dependent on basic Lit features
Louis Dionne via Phabricator via libcxx-commits
libcxx-commits at lists.llvm.org
Thu Aug 25 05:55:17 PDT 2022
ldionne updated this revision to Diff 455554.
ldionne added a comment.
Try to fix CI on AIX.
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D132575/new/
https://reviews.llvm.org/D132575
Files:
libcxx/test/libcxx/selftest/additional_compile_flags/conditional-compile-flags.sh.cpp
libcxx/test/libcxx/selftest/additional_compile_flags/lit.local.cfg
libcxx/utils/libcxx/test/format.py
Index: libcxx/utils/libcxx/test/format.py
===================================================================
--- libcxx/utils/libcxx/test/format.py
+++ libcxx/utils/libcxx/test/format.py
@@ -67,6 +67,15 @@
initial_value=additionalCompileFlags)
]
+ # Add conditional parsers for ADDITIONAL_COMPILE_FLAGS. This should be replaced by first
+ # class support for conditional keywords in Lit, which would allow evaluating arbitrary
+ # Lit boolean expressions instead.
+ for feature in test.config.available_features:
+ parser = lit.TestRunner.IntegratedTestKeywordParser('ADDITIONAL_COMPILE_FLAGS({}):'.format(feature),
+ lit.TestRunner.ParserKind.LIST,
+ initial_value=additionalCompileFlags)
+ parsers.append(parser)
+
scriptInTest = lit.TestRunner.parseIntegratedTestScript(test, additional_parsers=parsers,
require_script=not preamble)
if isinstance(scriptInTest, lit.Test.Result):
Index: libcxx/test/libcxx/selftest/additional_compile_flags/lit.local.cfg
===================================================================
--- /dev/null
+++ libcxx/test/libcxx/selftest/additional_compile_flags/lit.local.cfg
@@ -0,0 +1,2 @@
+# Add a Lit feature so we can test conditional addition of compile flags.
+config.available_features.add('some-defined-feature')
Index: libcxx/test/libcxx/selftest/additional_compile_flags/conditional-compile-flags.sh.cpp
===================================================================
--- /dev/null
+++ libcxx/test/libcxx/selftest/additional_compile_flags/conditional-compile-flags.sh.cpp
@@ -0,0 +1,14 @@
+//===----------------------------------------------------------------------===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+// This test ensures that we can add compile flags that are conditional on Lit features.
+
+// ADDITIONAL_COMPILE_FLAGS(some-defined-feature): -this-flag-should-be-added
+// ADDITIONAL_COMPILE_FLAGS(some-undefined-feature): -this-flag-should-not-be-added
+// RUN: echo "%{compile_flags}" | grep -e '-this-flag-should-be-added'
+// RUN: echo "%{compile_flags}" | grep -v -e '-this-flag-should-not-be-added'
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