Add the clang library to the repo (with some of my changes, too).

10 files changed, 339 insertions, 0 deletions

diff --git a/clang/utils/C++Tests/Clang-Code-Compile/lit.local.cfg b/clang/utils/C++Tests/Clang-Code-Compile/lit.local.cfg
new file mode 100644
index 0000000..59d3466
--- /dev/null
+++ b/clang/utils/C++Tests/Clang-Code-Compile/lit.local.cfg
@@ -0,0 +1,26 @@
+# -*- Python -*-
+
+# Configuration file for the 'lit' test runner.
+
+def getRoot(config):
+    if not config.parent:
+        return config
+    return getRoot(config.parent)
+
+root = getRoot(config)
+
+# testFormat: The test format to use to interpret tests.
+cxxflags = ['-D__STDC_LIMIT_MACROS',
+            '-D__STDC_CONSTANT_MACROS',
+            '-Wno-sign-compare',
+            '-I%s/include' % root.llvm_src_root,
+            '-I%s/include' % root.llvm_obj_root,
+            '-I%s/tools/clang/include' % root.llvm_src_root,
+            '-I%s/tools/clang/include' % root.llvm_obj_root]
+config.test_format = \
+  lit.formats.OneCommandPerFileTest(command=[root.clang, '-emit-llvm', '-c',
+                                             '-o', '/dev/null'] + cxxflags,
+                                    dir='%s/tools/clang/lib' % root.llvm_src_root,
+                                    recursive=True,
+                                    pattern='^(.*\\.cpp)$')
+
diff --git a/clang/utils/C++Tests/Clang-Code-Syntax/lit.local.cfg b/clang/utils/C++Tests/Clang-Code-Syntax/lit.local.cfg
new file mode 100644
index 0000000..8f00c8d
--- /dev/null
+++ b/clang/utils/C++Tests/Clang-Code-Syntax/lit.local.cfg
@@ -0,0 +1,25 @@
+# -*- Python -*-
+
+# Configuration file for the 'lit' test runner.
+
+def getRoot(config):
+    if not config.parent:
+        return config
+    return getRoot(config.parent)
+
+root = getRoot(config)
+
+# testFormat: The test format to use to interpret tests.
+cxxflags = ['-D__STDC_LIMIT_MACROS',
+            '-D__STDC_CONSTANT_MACROS',
+            '-Wno-sign-compare',
+            '-I%s/include' % root.llvm_src_root,
+            '-I%s/include' % root.llvm_obj_root,
+            '-I%s/tools/clang/include' % root.llvm_src_root,
+            '-I%s/tools/clang/include' % root.llvm_obj_root]
+config.test_format = \
+  lit.formats.OneCommandPerFileTest(command=[root.clang,
+                                             '-fsyntax-only'] + cxxflags,
+                                    dir='%s/tools/clang/lib' % root.llvm_src_root,
+                                    recursive=True,
+                                    pattern='^(.*\\.cpp)$')
diff --git a/clang/utils/C++Tests/Clang-Syntax/lit.local.cfg b/clang/utils/C++Tests/Clang-Syntax/lit.local.cfg
new file mode 100644
index 0000000..89fdd8e
--- /dev/null
+++ b/clang/utils/C++Tests/Clang-Syntax/lit.local.cfg
@@ -0,0 +1,24 @@
+# -*- Python -*-
+
+# Configuration file for the 'lit' test runner.
+
+def getRoot(config):
+    if not config.parent:
+        return config
+    return getRoot(config.parent)
+
+root = getRoot(config)
+
+# testFormat: The test format to use to interpret tests.
+config.test_format = lit.formats.SyntaxCheckTest(compiler=root.clang,
+                                                 dir='%s/tools/clang/include/clang' % root.llvm_src_root,
+                                                 recursive=True,
+                                                 pattern='^(.*\\.h)$',
+                                                 extra_cxx_args=['-D__STDC_LIMIT_MACROS',
+                                                                 '-D__STDC_CONSTANT_MACROS',
+                                                                 '-Wno-sign-compare',
+                                                                 '-Werror',
+                                                                 '-I%s/include' % root.llvm_src_root,
+                                                                 '-I%s/include' % root.llvm_obj_root,
+                                                                 '-I%s/tools/clang/include' % root.llvm_src_root,
+                                                                 '-I%s/tools/clang/include' % root.llvm_obj_root])
diff --git a/clang/utils/C++Tests/LLVM-Code-Compile/lit.local.cfg b/clang/utils/C++Tests/LLVM-Code-Compile/lit.local.cfg
new file mode 100644
index 0000000..c1ac6a9
--- /dev/null
+++ b/clang/utils/C++Tests/LLVM-Code-Compile/lit.local.cfg
@@ -0,0 +1,48 @@
+# -*- Python -*-
+
+# Configuration file for the 'lit' test runner.
+
+def getRoot(config):
+    if not config.parent:
+        return config
+    return getRoot(config.parent)
+
+root = getRoot(config)
+
+# testFormat: The test format to use to interpret tests.
+target_obj_root = root.llvm_obj_root
+cxxflags = ['-D__STDC_LIMIT_MACROS',
+            '-D__STDC_CONSTANT_MACROS',
+            '-Wno-sign-compare',
+            '-I%s/include' % root.llvm_src_root,
+            '-I%s/include' % root.llvm_obj_root,
+            '-I%s/lib/Target/ARM' % root.llvm_src_root,
+            '-I%s/lib/Target/CellSPU' % root.llvm_src_root,
+            '-I%s/lib/Target/CppBackend' % root.llvm_src_root,
+            '-I%s/lib/Target/Mips' % root.llvm_src_root,
+            '-I%s/lib/Target/MSIL' % root.llvm_src_root,
+            '-I%s/lib/Target/MSP430' % root.llvm_src_root,
+            '-I%s/lib/Target/PIC16' % root.llvm_src_root,
+            '-I%s/lib/Target/PowerPC' % root.llvm_src_root,
+            '-I%s/lib/Target/Sparc' % root.llvm_src_root,
+            '-I%s/lib/Target/X86' % root.llvm_src_root,
+            '-I%s/lib/Target/XCore' % root.llvm_src_root,
+            '-I%s/lib/Target/ARM' % target_obj_root,
+            '-I%s/lib/Target/CellSPU' % target_obj_root,
+            '-I%s/lib/Target/CppBackend' % target_obj_root,
+            '-I%s/lib/Target/Mips' % target_obj_root,
+            '-I%s/lib/Target/MSIL' % target_obj_root,
+            '-I%s/lib/Target/MSP430' % target_obj_root,
+            '-I%s/lib/Target/PIC16' % target_obj_root,
+            '-I%s/lib/Target/PowerPC' % target_obj_root,
+            '-I%s/lib/Target/Sparc' % target_obj_root,
+            '-I%s/lib/Target/X86' % target_obj_root,
+            '-I%s/lib/Target/XCore' % target_obj_root];
+
+config.test_format = \
+  lit.formats.OneCommandPerFileTest(command=[root.clang, '-emit-llvm', '-c',
+                                             '-o', '/dev/null'] + cxxflags,
+                                    dir='%s/lib' % root.llvm_src_root,
+                                    recursive=True,
+                                    pattern='^(.*\\.cpp)$')
+
diff --git a/clang/utils/C++Tests/LLVM-Code-Symbols/check-symbols b/clang/utils/C++Tests/LLVM-Code-Symbols/check-symbols
new file mode 100755
index 0000000..cd54eed
--- /dev/null
+++ b/clang/utils/C++Tests/LLVM-Code-Symbols/check-symbols
@@ -0,0 +1,54 @@
+#!/usr/bin/env python
+
+import subprocess
+import difflib
+
+def capture_2(args0, args1):
+    import subprocess
+    p0 = subprocess.Popen(args0, stdin=None, stdout=subprocess.PIPE,
+                          stderr=subprocess.PIPE)
+    p1 = subprocess.Popen(args1, stdin=p0.stdout, stdout=subprocess.PIPE,
+                          stderr=subprocess.PIPE)
+    out,_ = p1.communicate()
+    return out
+
+def normalize_nm(data):    
+    lines = data.split('\n')
+    lines.sort()
+
+    # FIXME: Ignore common symbols for now.
+    lines = [ln for ln in lines
+             if not ln.startswith('         C')]
+
+    return lines
+
+def main():
+    import sys
+    clang = sys.argv[1]
+    flags = sys.argv[2:]
+
+    # FIXME: Relax to include undefined symbols.
+    nm_args = ["llvm-nm", "-extern-only", "-defined-only"]
+
+    llvmgcc_args = ["llvm-gcc"] + flags + ["-emit-llvm","-c","-o","-"]
+    clang_args = [clang] + flags + ["-emit-llvm","-c","-o","-"]
+
+    llvmgcc_nm = capture_2(llvmgcc_args, nm_args)
+    clang_nm = capture_2(clang_args, nm_args)
+
+    llvmgcc_nm = normalize_nm(llvmgcc_nm)
+    clang_nm = normalize_nm(clang_nm)
+
+    if llvmgcc_nm == clang_nm:
+        sys.exit(0)
+
+    print ' '.join(llvmgcc_args), '|', ' '.join(nm_args)
+    print ' '.join(clang_args), '|', ' '.join(nm_args)
+    for line in difflib.unified_diff(llvmgcc_nm, clang_nm,
+                                     fromfile="llvm-gcc symbols",
+                                     tofile="clang symbols"):
+        print line
+    sys.exit(1)
+
+if __name__ == '__main__':
+    main()
diff --git a/clang/utils/C++Tests/LLVM-Code-Symbols/lit.local.cfg b/clang/utils/C++Tests/LLVM-Code-Symbols/lit.local.cfg
new file mode 100644
index 0000000..7882813
--- /dev/null
+++ b/clang/utils/C++Tests/LLVM-Code-Symbols/lit.local.cfg
@@ -0,0 +1,48 @@
+# -*- Python -*-
+
+# Configuration file for the 'lit' test runner.
+
+def getRoot(config):
+    if not config.parent:
+        return config
+    return getRoot(config.parent)
+
+root = getRoot(config)
+
+# testFormat: The test format to use to interpret tests.
+target_obj_root = root.llvm_obj_root
+cxxflags = ['-D__STDC_LIMIT_MACROS',
+            '-D__STDC_CONSTANT_MACROS',
+            '-Wno-sign-compare',
+            '-I%s/include' % root.llvm_src_root,
+            '-I%s/include' % root.llvm_obj_root,
+            '-I%s/lib/Target/ARM' % root.llvm_src_root,
+            '-I%s/lib/Target/CellSPU' % root.llvm_src_root,
+            '-I%s/lib/Target/CppBackend' % root.llvm_src_root,
+            '-I%s/lib/Target/Mips' % root.llvm_src_root,
+            '-I%s/lib/Target/MSIL' % root.llvm_src_root,
+            '-I%s/lib/Target/MSP430' % root.llvm_src_root,
+            '-I%s/lib/Target/PIC16' % root.llvm_src_root,
+            '-I%s/lib/Target/PowerPC' % root.llvm_src_root,
+            '-I%s/lib/Target/Sparc' % root.llvm_src_root,
+            '-I%s/lib/Target/X86' % root.llvm_src_root,
+            '-I%s/lib/Target/XCore' % root.llvm_src_root,
+            '-I%s/lib/Target/ARM' % target_obj_root,
+            '-I%s/lib/Target/CellSPU' % target_obj_root,
+            '-I%s/lib/Target/CppBackend' % target_obj_root,
+            '-I%s/lib/Target/Mips' % target_obj_root,
+            '-I%s/lib/Target/MSIL' % target_obj_root,
+            '-I%s/lib/Target/MSP430' % target_obj_root,
+            '-I%s/lib/Target/PIC16' % target_obj_root,
+            '-I%s/lib/Target/PowerPC' % target_obj_root,
+            '-I%s/lib/Target/Sparc' % target_obj_root,
+            '-I%s/lib/Target/X86' % target_obj_root,
+            '-I%s/lib/Target/XCore' % target_obj_root];
+
+kScript = os.path.join(os.path.dirname(__file__), "check-symbols")
+config.test_format = \
+  lit.formats.OneCommandPerFileTest(command=[kScript, root.clang] + cxxflags,
+                                    dir='%s/lib' % root.llvm_src_root,
+                                    recursive=True,
+                                    pattern='^(.*\\.cpp)$')
+
diff --git a/clang/utils/C++Tests/LLVM-Code-Syntax/lit.local.cfg b/clang/utils/C++Tests/LLVM-Code-Syntax/lit.local.cfg
new file mode 100644
index 0000000..42bec2d
--- /dev/null
+++ b/clang/utils/C++Tests/LLVM-Code-Syntax/lit.local.cfg
@@ -0,0 +1,46 @@
+# -*- Python -*-
+
+# Configuration file for the 'lit' test runner.
+
+def getRoot(config):
+    if not config.parent:
+        return config
+    return getRoot(config.parent)
+
+root = getRoot(config)
+
+# testFormat: The test format to use to interpret tests.
+target_obj_root = root.llvm_obj_root
+cxxflags = ['-D__STDC_LIMIT_MACROS',
+            '-D__STDC_CONSTANT_MACROS',
+            '-I%s/include' % root.llvm_src_root,
+            '-I%s/include' % root.llvm_obj_root,
+            '-I%s/lib/Target/ARM' % root.llvm_src_root,
+            '-I%s/lib/Target/CellSPU' % root.llvm_src_root,
+            '-I%s/lib/Target/CppBackend' % root.llvm_src_root,
+            '-I%s/lib/Target/Mips' % root.llvm_src_root,
+            '-I%s/lib/Target/MSIL' % root.llvm_src_root,
+            '-I%s/lib/Target/MSP430' % root.llvm_src_root,
+            '-I%s/lib/Target/PIC16' % root.llvm_src_root,
+            '-I%s/lib/Target/PowerPC' % root.llvm_src_root,
+            '-I%s/lib/Target/Sparc' % root.llvm_src_root,
+            '-I%s/lib/Target/X86' % root.llvm_src_root,
+            '-I%s/lib/Target/XCore' % root.llvm_src_root,
+            '-I%s/lib/Target/ARM' % target_obj_root,
+            '-I%s/lib/Target/CellSPU' % target_obj_root,
+            '-I%s/lib/Target/CppBackend' % target_obj_root,
+            '-I%s/lib/Target/Mips' % target_obj_root,
+            '-I%s/lib/Target/MSIL' % target_obj_root,
+            '-I%s/lib/Target/MSP430' % target_obj_root,
+            '-I%s/lib/Target/PIC16' % target_obj_root,
+            '-I%s/lib/Target/PowerPC' % target_obj_root,
+            '-I%s/lib/Target/Sparc' % target_obj_root,
+            '-I%s/lib/Target/X86' % target_obj_root,
+            '-I%s/lib/Target/XCore' % target_obj_root];
+
+config.test_format = \
+  lit.formats.OneCommandPerFileTest(command=[root.clang,
+                                             '-fsyntax-only'] + cxxflags,
+                                    dir='%s/lib' % root.llvm_src_root,
+                                    recursive=True,
+                                    pattern='^(.*\\.cpp)$')
diff --git a/clang/utils/C++Tests/LLVM-Syntax/lit.local.cfg b/clang/utils/C++Tests/LLVM-Syntax/lit.local.cfg
new file mode 100644
index 0000000..cb0e566
--- /dev/null
+++ b/clang/utils/C++Tests/LLVM-Syntax/lit.local.cfg
@@ -0,0 +1,24 @@
+# -*- Python -*-
+
+# Configuration file for the 'lit' test runner.
+
+def getRoot(config):
+    if not config.parent:
+        return config
+    return getRoot(config.parent)
+
+root = getRoot(config)
+
+# testFormat: The test format to use to interpret tests.
+config.test_format = lit.formats.SyntaxCheckTest(compiler=root.clang,
+                                                 dir='%s/include/llvm' % root.llvm_src_root,
+                                                 recursive=True,
+                                                 pattern='^(.*\\.h|[^.]*)$',
+                                                 extra_cxx_args=['-D__STDC_LIMIT_MACROS',
+                                                                 '-D__STDC_CONSTANT_MACROS',
+                                                                 '-Werror',
+                                                                 '-I%s/include' % root.llvm_src_root,
+                                                                 '-I%s/include' % root.llvm_obj_root])
+
+config.excludes = ['AbstractTypeUser.h', 'DAGISelHeader.h',
+                   'AIXDataTypesFix.h', 'Solaris.h']
diff --git a/clang/utils/C++Tests/lit.cfg b/clang/utils/C++Tests/lit.cfg
new file mode 100644
index 0000000..274ca10
--- /dev/null
+++ b/clang/utils/C++Tests/lit.cfg
@@ -0,0 +1,27 @@
+# -*- Python -*-
+
+# Configuration file for the 'lit' test runner.
+
+# Load the main clang test config so we can leech its clang finding logic.
+lit.load_config(config, os.path.join(os.path.dirname(__file__),
+                                     '..', '..', 'test', 'lit.cfg'))
+assert config.clang, "Failed to set clang!?"
+
+# name: The name of this test suite.
+config.name = 'Clang++'
+
+# suffixes: A list of file extensions to treat as test files, this is actually
+# set by on_clone().
+config.suffixes = []
+
+# Reset these from the Clang config.
+config.test_source_root = config.test_exec_root = None
+
+# Don't run Clang and LLVM code checks by default.
+config.excludes = []
+if not lit.params.get('run_clang_all'):
+    config.excludes.append('Clang-Code-Syntax')
+    config.excludes.append('Clang-Code-Compile')
+    config.excludes.append('LLVM-Code-Syntax')
+    config.excludes.append('LLVM-Code-Compile')
+    config.excludes.append('LLVM-Code-Symbols')
diff --git a/clang/utils/C++Tests/stdc++-Syntax/lit.local.cfg b/clang/utils/C++Tests/stdc++-Syntax/lit.local.cfg
new file mode 100644
index 0000000..eb04866
--- /dev/null
+++ b/clang/utils/C++Tests/stdc++-Syntax/lit.local.cfg
@@ -0,0 +1,17 @@
+# -*- Python -*-
+
+# Configuration file for the 'lit' test runner.
+
+def getRoot(config):
+    if not config.parent:
+        return config
+    return getRoot(config.parent)
+
+root = getRoot(config)
+
+# testFormat: The test format to use to interpret tests.
+config.test_format = lit.formats.SyntaxCheckTest(compiler=root.clang,
+                                                 dir='/usr/include/c++/4.2.1',
+                                                 recursive=False,
+                                                 pattern='^(.*\\.h|[^.]*)$')
+