Import LLVM 10.0.0 release including clang, lld and lldb.

ok hackroom
tested by plenty

3 files changed, 63 insertions, 0 deletions

diff --git a/gnu/llvm/lldb/packages/Python/lldbsuite/test/lang/c/vla/Makefile b/gnu/llvm/lldb/packages/Python/lldbsuite/test/lang/c/vla/Makefile
new file mode 100644
index 00000000000..10495940055
--- /dev/null
+++ b/gnu/llvm/lldb/packages/Python/lldbsuite/test/lang/c/vla/Makefile
@@ -0,0 +1,3 @@
+C_SOURCES := main.c
+
+include Makefile.rules
diff --git a/gnu/llvm/lldb/packages/Python/lldbsuite/test/lang/c/vla/TestVLA.py b/gnu/llvm/lldb/packages/Python/lldbsuite/test/lang/c/vla/TestVLA.py
new file mode 100644
index 00000000000..09439e2bc4b
--- /dev/null
+++ b/gnu/llvm/lldb/packages/Python/lldbsuite/test/lang/c/vla/TestVLA.py
@@ -0,0 +1,45 @@
+import lldb
+from lldbsuite.test.lldbtest import *
+from lldbsuite.test.decorators import *
+import lldbsuite.test.lldbutil as lldbutil
+
+
+class TestVLA(TestBase):
+
+    mydir = TestBase.compute_mydir(__file__)
+
+    @skipIf(compiler="clang", compiler_version=['<', '8.0'])
+    def test_variable_list(self):
+        self.build()
+        _, process, _, _ = lldbutil.run_to_source_breakpoint(
+            self, "break here", lldb.SBFileSpec('main.c'))
+
+        # Make sure no helper expressions show up in frame variable.
+        var_opts = lldb.SBVariablesOptions()
+        var_opts.SetIncludeArguments(False)
+        var_opts.SetIncludeLocals(True)
+        var_opts.SetInScopeOnly(True)
+        var_opts.SetIncludeStatics(False)
+        var_opts.SetIncludeRuntimeSupportValues(False)
+        var_opts.SetUseDynamic(lldb.eDynamicCanRunTarget)
+        all_locals = self.frame().GetVariables(var_opts)
+        for value in all_locals:
+            self.assertFalse("vla_expr" in value.name)
+
+    @decorators.skipIf(compiler="clang", compiler_version=['<', '8.0'])
+    def test_vla(self):
+        self.build()
+        _, process, _, _ = lldbutil.run_to_source_breakpoint(
+            self, "break here", lldb.SBFileSpec('main.c'))
+
+        def test(a, array):
+            for i in range(a):
+                self.expect("fr v vla[%d]"%i, substrs=["int", "%d"%(a-i)])
+                self.expect("expr vla[%d]"%i, substrs=["int", "%d"%(a-i)])
+            self.expect("fr v vla", substrs=array)
+            self.expect("expr vla", error=True, substrs=["incomplete"])
+
+        test(2, ["int []", "[0] = 2, [1] = 1"])
+        process.Continue()
+        test(4, ["int []", "[0] = 4, [1] = 3, [2] = 2, [3] = 1"])
+
diff --git a/gnu/llvm/lldb/packages/Python/lldbsuite/test/lang/c/vla/main.c b/gnu/llvm/lldb/packages/Python/lldbsuite/test/lang/c/vla/main.c
new file mode 100644
index 00000000000..ba9cc185560
--- /dev/null
+++ b/gnu/llvm/lldb/packages/Python/lldbsuite/test/lang/c/vla/main.c
@@ -0,0 +1,15 @@
+void pause() {}
+
+int foo(int a) {
+  int vla[a];
+
+  for (int i = 0; i < a; ++i)
+    vla[i] = a-i;
+
+  pause(); // break here
+  return vla[a-1];
+}
+
+int main (void) {
+  return foo(2) + foo(4);
+}