From 05c087d8934168f6dda429de5b0925a7be0cc9a3 Mon Sep 17 00:00:00 2001
From: Andrew Trick <atrick@apple.com>
Date: Thu, 16 Jun 2011 01:33:35 +0000
Subject: Add support to lit for build mode requirements. e.g. REQUIRES:
 Asserts REQUIRES: Debug

This required chaining test configuration properties. It seems like a
generally good thing to do.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@133131 91177308-0d34-0410-b5e6-96231b3b80d8
---
 test/Makefile                  | 1 +
 test/lit.site.cfg.in           | 2 +-
 utils/lit/lit/TestRunner.py    | 6 ++++--
 utils/lit/lit/TestingConfig.py | 7 +++++++
 4 files changed, 13 insertions(+), 3 deletions(-)

diff --git a/test/Makefile b/test/Makefile
index 0d84186b1e..e38226a468 100644
--- a/test/Makefile
+++ b/test/Makefile
@@ -176,6 +176,7 @@ lit.site.cfg: site.exp
 	@$(ECHOPATH) s=@LLVM_SOURCE_DIR@=$(LLVM_SRC_ROOT)=g > lit.tmp
 	@$(ECHOPATH) s=@LLVM_BINARY_DIR@=$(LLVM_OBJ_ROOT)=g >> lit.tmp
 	@$(ECHOPATH) s=@LLVM_TOOLS_DIR@=$(ToolDir)=g >> lit.tmp
+	@$(ECHOPATH) s=@LLVM_BUILD_MODE@=$(BuildMode)=g >> lit.tmp
 	@$(ECHOPATH) s=@LLVMGCCDIR@=$(LLVMGCCDIR)=g >> lit.tmp
 	@$(ECHOPATH) s=@PYTHON_EXECUTABLE@=python=g >> lit.tmp
 	@$(ECHOPATH) s=@ENABLE_SHARED@=$(ENABLE_SHARED)=g >> lit.tmp
diff --git a/test/lit.site.cfg.in b/test/lit.site.cfg.in
index 3588aa6245..5931a1c961 100644
--- a/test/lit.site.cfg.in
+++ b/test/lit.site.cfg.in
@@ -4,7 +4,7 @@ config.llvm_src_root = "@LLVM_SOURCE_DIR@"
 config.llvm_obj_root = "@LLVM_BINARY_DIR@"
 config.llvm_tools_dir = "@LLVM_TOOLS_DIR@"
 config.llvmgcc_dir = "@LLVMGCCDIR@"
-config.lit_tools_dir = "@LLVM_LIT_TOOLS_DIR@"
+config.llvm_build_modes = "@LLVM_BUILD_MODE@".split('+')
 config.python_executable = "@PYTHON_EXECUTABLE@"
 config.enable_shared = @ENABLE_SHARED@
 
diff --git a/utils/lit/lit/TestRunner.py b/utils/lit/lit/TestRunner.py
index 80d0ba1183..83603cc798 100644
--- a/utils/lit/lit/TestRunner.py
+++ b/utils/lit/lit/TestRunner.py
@@ -473,9 +473,11 @@ def parseIntegratedTestScript(test, normalize_slashes=False):
     if script[-1][-1] == '\\':
         return (Test.UNRESOLVED, "Test has unterminated run lines (with '\\')")
 
-    # Check that we have the required features:
+    # Check that we have the required features or build modes:
     missing_required_features = [f for f in requires
-                                 if f not in test.config.available_features]
+                                 if f not in test.config.available_features
+                                 and f not in test.config.llvm_build_modes]
+
     if missing_required_features:
         msg = ', '.join(missing_required_features)
         return (Test.UNSUPPORTED,
diff --git a/utils/lit/lit/TestingConfig.py b/utils/lit/lit/TestingConfig.py
index 25bb3417de..2d8d3d0165 100644
--- a/utils/lit/lit/TestingConfig.py
+++ b/utils/lit/lit/TestingConfig.py
@@ -74,6 +74,7 @@ class TestingConfig:
 
     def clone(self, path):
         # FIXME: Chain implementations?
+        # See attribute chaining in finish()
         #
         # FIXME: Allow extra parameters?
         cfg = TestingConfig(self, self.name, self.suffixes, self.test_format,
@@ -101,3 +102,9 @@ class TestingConfig:
             # files. Should we distinguish them?
             self.test_source_root = str(self.test_source_root)
         self.excludes = set(self.excludes)
+
+        # chain attributes by copying them
+        if self.parent:
+            for k,v in vars(self.parent).items():
+                if not hasattr(self, k):
+                    setattr(self, k, v)
-- 
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