Import LLVM 10.0.0 release including clang, lld and lldb.

ok hackroom
tested by plenty

5 files changed, 101 insertions, 0 deletions

diff --git a/gnu/llvm/lldb/packages/Python/lldbsuite/test/macosx/order/Makefile b/gnu/llvm/lldb/packages/Python/lldbsuite/test/macosx/order/Makefile
new file mode 100644
index 00000000000..ee67988d065
--- /dev/null
+++ b/gnu/llvm/lldb/packages/Python/lldbsuite/test/macosx/order/Makefile
@@ -0,0 +1,5 @@
+C_SOURCES := main.c
+LD_EXTRAS = -Xlinker -order_file -Xlinker $(SRCDIR)/order-file
+MAKE_DSYM := NO
+
+include Makefile.rules
diff --git a/gnu/llvm/lldb/packages/Python/lldbsuite/test/macosx/order/TestOrderFile.py b/gnu/llvm/lldb/packages/Python/lldbsuite/test/macosx/order/TestOrderFile.py
new file mode 100644
index 00000000000..778d06ddaca
--- /dev/null
+++ b/gnu/llvm/lldb/packages/Python/lldbsuite/test/macosx/order/TestOrderFile.py
@@ -0,0 +1,36 @@
+"""
+Test that debug symbols have the correct order as specified by the order file.
+"""
+
+
+
+import re
+import lldb
+from lldbsuite.test.decorators import *
+from lldbsuite.test.lldbtest import *
+from lldbsuite.test import lldbutil
+
+
+class OrderFileTestCase(TestBase):
+
+    mydir = TestBase.compute_mydir(__file__)
+
+    @skipUnlessDarwin
+    def test(self):
+        """Test debug symbols follow the correct order by the order file."""
+        self.build()
+        exe = self.getBuildArtifact("a.out")
+        self.runCmd("file " + exe, CURRENT_EXECUTABLE_SET)
+
+        # Test that the debug symbols have Function f3 before Function f1.
+        # Use "-s address" option to sort by address.
+        self.runCmd("image dump symtab -s address %s" % exe)
+        output = self.res.GetOutput()
+        mo_f3 = re.search("Code +.+f3", output)
+        mo_f1 = re.search("Code +.+f1", output)
+
+        # Match objects for f3 and f1 must exist and f3 must come before f1.
+        self.assertTrue(mo_f3 and mo_f1 and mo_f3.start() < mo_f1.start(),
+                        "Symbols have correct order by the order file")
+
+        self.runCmd("run", RUN_COMPLETED)
diff --git a/gnu/llvm/lldb/packages/Python/lldbsuite/test/macosx/order/cmds.txt b/gnu/llvm/lldb/packages/Python/lldbsuite/test/macosx/order/cmds.txt
new file mode 100644
index 00000000000..8c51dd763bf
--- /dev/null
+++ b/gnu/llvm/lldb/packages/Python/lldbsuite/test/macosx/order/cmds.txt
@@ -0,0 +1,3 @@
+b main.c:41
+c
+lines -shlib a.out main.c
diff --git a/gnu/llvm/lldb/packages/Python/lldbsuite/test/macosx/order/main.c b/gnu/llvm/lldb/packages/Python/lldbsuite/test/macosx/order/main.c
new file mode 100644
index 00000000000..18ee77685c9
--- /dev/null
+++ b/gnu/llvm/lldb/packages/Python/lldbsuite/test/macosx/order/main.c
@@ -0,0 +1,53 @@
+//===-- main.c --------------------------------------------------*- C++ -*-===//
+//
+// 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
+//
+//===----------------------------------------------------------------------===//
+#include <stdio.h>
+
+
+int f1 (char *s);
+int f2 (char *s);
+int f3 (char *s);
+
+
+// We want f1 to start on line 20
+int f1 (char *s)
+{
+    return printf("f1: %s\n", s);
+}
+
+
+
+
+
+// We want f2 to start on line 30
+int f2 (char *s)
+{
+    return printf("f2: %s\n", s);
+}
+
+
+
+
+
+// We want f3 to start on line 40
+int f3 (char *s)
+{
+    return printf("f3: %s\n", s);
+}
+
+
+
+
+
+// We want main to start on line 50
+int main (int argc, const char * argv[])
+{
+    f1("carp");
+    f2("ding");
+    f3("dong");
+    return 0;
+}
diff --git a/gnu/llvm/lldb/packages/Python/lldbsuite/test/macosx/order/order-file b/gnu/llvm/lldb/packages/Python/lldbsuite/test/macosx/order/order-file
new file mode 100644
index 00000000000..0cf8ecd2a63
--- /dev/null
+++ b/gnu/llvm/lldb/packages/Python/lldbsuite/test/macosx/order/order-file
@@ -0,0 +1,4 @@
+main.o:_f3
+main.o:_main
+main.o:_f2
+main.o:_f1