Import LLVM 10.0.0 release including clang, lld and lldb.

ok hackroom
tested by plenty

7 files changed, 206 insertions, 0 deletions

diff --git a/gnu/llvm/lldb/packages/Python/lldbsuite/test/lang/objc/real-definition/Bar.h b/gnu/llvm/lldb/packages/Python/lldbsuite/test/lang/objc/real-definition/Bar.h
new file mode 100644
index 00000000000..5ee6acb2425
--- /dev/null
+++ b/gnu/llvm/lldb/packages/Python/lldbsuite/test/lang/objc/real-definition/Bar.h
@@ -0,0 +1,12 @@
+#import <Foundation/Foundation.h>
+
+@class InternalClass;
+
+@interface Bar : NSObject {
+    @private
+    InternalClass *storage;
+}
+
+- (NSString *)description;
+
+@end
diff --git a/gnu/llvm/lldb/packages/Python/lldbsuite/test/lang/objc/real-definition/Bar.m b/gnu/llvm/lldb/packages/Python/lldbsuite/test/lang/objc/real-definition/Bar.m
new file mode 100644
index 00000000000..21c39066f8e
--- /dev/null
+++ b/gnu/llvm/lldb/packages/Python/lldbsuite/test/lang/objc/real-definition/Bar.m
@@ -0,0 +1,43 @@
+#import "Bar.h"
+
+@interface InternalClass : NSObject {
+    @public
+    NSString *foo;
+    NSString *bar;
+}
+@end
+
+@implementation InternalClass
+@end
+
+@interface Bar () 
+{
+    NSString *_hidden_ivar;
+}
+
+@end
+
+@implementation Bar
+
+- (id)init
+{
+    self = [super init];
+    if (self) {
+        _hidden_ivar = [NSString stringWithFormat:@"%p: @Bar", self];
+    }
+    return self; // Set breakpoint where Bar is an implementation
+}
+
+- (void)dealloc
+{
+    [_hidden_ivar release];
+    [super dealloc];
+}
+
+- (NSString *)description
+{
+    return [_hidden_ivar copyWithZone:NULL];
+}
+
+@end
+ 
diff --git a/gnu/llvm/lldb/packages/Python/lldbsuite/test/lang/objc/real-definition/Foo.h b/gnu/llvm/lldb/packages/Python/lldbsuite/test/lang/objc/real-definition/Foo.h
new file mode 100644
index 00000000000..d58da600765
--- /dev/null
+++ b/gnu/llvm/lldb/packages/Python/lldbsuite/test/lang/objc/real-definition/Foo.h
@@ -0,0 +1,11 @@
+#import <Foundation/Foundation.h>
+
+#import "Bar.h"
+
+@interface Foo : NSObject {
+    Bar *_bar;
+}
+
+- (NSString *)description;
+
+@end
diff --git a/gnu/llvm/lldb/packages/Python/lldbsuite/test/lang/objc/real-definition/Foo.m b/gnu/llvm/lldb/packages/Python/lldbsuite/test/lang/objc/real-definition/Foo.m
new file mode 100644
index 00000000000..bcdeaeffc29
--- /dev/null
+++ b/gnu/llvm/lldb/packages/Python/lldbsuite/test/lang/objc/real-definition/Foo.m
@@ -0,0 +1,25 @@
+#import "Foo.h"
+
+@implementation Foo
+
+- (id)init
+{
+    self = [super init];
+    if (self) {
+        _bar = [[Bar alloc] init];
+    }
+    return self; // Set breakpoint where Bar is an interface
+}
+
+- (void)dealloc
+{
+    [_bar release];
+    [super dealloc];
+}
+
+- (NSString *)description
+{
+    return [NSString stringWithFormat:@"%p: @Foo { _bar = %@ }", self, _bar];
+}
+
+@end
diff --git a/gnu/llvm/lldb/packages/Python/lldbsuite/test/lang/objc/real-definition/Makefile b/gnu/llvm/lldb/packages/Python/lldbsuite/test/lang/objc/real-definition/Makefile
new file mode 100644
index 00000000000..f1498efac1d
--- /dev/null
+++ b/gnu/llvm/lldb/packages/Python/lldbsuite/test/lang/objc/real-definition/Makefile
@@ -0,0 +1,4 @@
+OBJC_SOURCES := Bar.m Foo.m main.m
+LD_EXTRAS := -lobjc -framework Foundation
+
+include Makefile.rules
diff --git a/gnu/llvm/lldb/packages/Python/lldbsuite/test/lang/objc/real-definition/TestRealDefinition.py b/gnu/llvm/lldb/packages/Python/lldbsuite/test/lang/objc/real-definition/TestRealDefinition.py
new file mode 100644
index 00000000000..002bc6cbf82
--- /dev/null
+++ b/gnu/llvm/lldb/packages/Python/lldbsuite/test/lang/objc/real-definition/TestRealDefinition.py
@@ -0,0 +1,98 @@
+"""Test that types defined in shared libraries work correctly."""
+
+
+
+import lldb
+from lldbsuite.test.decorators import *
+from lldbsuite.test.lldbtest import *
+from lldbsuite.test import lldbutil
+
+
+class TestRealDefinition(TestBase):
+
+    mydir = TestBase.compute_mydir(__file__)
+
+    @skipUnlessDarwin
+    def test_frame_var_after_stop_at_interface(self):
+        """Test that we can find the implementation for an objective C type"""
+        if self.getArchitecture() == 'i386':
+            self.skipTest("requires modern objc runtime")
+        self.build()
+        self.common_setup()
+
+        line = line_number(
+            'Foo.m', '// Set breakpoint where Bar is an interface')
+        lldbutil.run_break_set_by_file_and_line(
+            self, 'Foo.m', line, num_expected_locations=1, loc_exact=True)
+
+        self.runCmd("run", RUN_SUCCEEDED)
+
+        # The stop reason of the thread should be breakpoint.
+        self.expect("thread list", STOPPED_DUE_TO_BREAKPOINT,
+                    substrs=['stopped',
+                             'stop reason = breakpoint'])
+
+        # Run and stop at Foo
+        self.expect("breakpoint list -f", BREAKPOINT_HIT_ONCE,
+                    substrs=[' resolved, hit count = 1'])
+
+        self.runCmd("continue", RUN_SUCCEEDED)
+
+        # Run at stop at main
+        self.expect("breakpoint list -f", BREAKPOINT_HIT_ONCE,
+                    substrs=[' resolved, hit count = 1'])
+
+        # This should display correctly.
+        self.expect(
+            "frame variable foo->_bar->_hidden_ivar",
+            VARIABLES_DISPLAYED_CORRECTLY,
+            substrs=[
+                "(NSString *)",
+                "foo->_bar->_hidden_ivar = 0x"])
+
+    @skipUnlessDarwin
+    def test_frame_var_after_stop_at_implementation(self):
+        """Test that we can find the implementation for an objective C type"""
+        if self.getArchitecture() == 'i386':
+            self.skipTest("requires modern objc runtime")
+        self.build()
+        self.common_setup()
+
+        line = line_number(
+            'Bar.m', '// Set breakpoint where Bar is an implementation')
+        lldbutil.run_break_set_by_file_and_line(
+            self, 'Bar.m', line, num_expected_locations=1, loc_exact=True)
+
+        self.runCmd("run", RUN_SUCCEEDED)
+
+        # The stop reason of the thread should be breakpoint.
+        self.expect("thread list", STOPPED_DUE_TO_BREAKPOINT,
+                    substrs=['stopped',
+                             'stop reason = breakpoint'])
+
+        # Run and stop at Foo
+        self.expect("breakpoint list -f", BREAKPOINT_HIT_ONCE,
+                    substrs=[' resolved, hit count = 1'])
+
+        self.runCmd("continue", RUN_SUCCEEDED)
+
+        # Run at stop at main
+        self.expect("breakpoint list -f", BREAKPOINT_HIT_ONCE,
+                    substrs=[' resolved, hit count = 1'])
+
+        # This should display correctly.
+        self.expect(
+            "frame variable foo->_bar->_hidden_ivar",
+            VARIABLES_DISPLAYED_CORRECTLY,
+            substrs=[
+                "(NSString *)",
+                "foo->_bar->_hidden_ivar = 0x"])
+
+    def common_setup(self):
+        exe = self.getBuildArtifact("a.out")
+        self.runCmd("file " + exe, CURRENT_EXECUTABLE_SET)
+
+        # Break inside the foo function which takes a bar_ptr argument.
+        line = line_number('main.m', '// Set breakpoint in main')
+        lldbutil.run_break_set_by_file_and_line(
+            self, "main.m", line, num_expected_locations=1, loc_exact=True)
diff --git a/gnu/llvm/lldb/packages/Python/lldbsuite/test/lang/objc/real-definition/main.m b/gnu/llvm/lldb/packages/Python/lldbsuite/test/lang/objc/real-definition/main.m
new file mode 100644
index 00000000000..8c31dc9abb3
--- /dev/null
+++ b/gnu/llvm/lldb/packages/Python/lldbsuite/test/lang/objc/real-definition/main.m
@@ -0,0 +1,13 @@
+#include <stdio.h>
+#include <stdint.h>
+#import <Foundation/Foundation.h>
+#import "Foo.h"
+
+int main (int argc, char const *argv[])
+{
+    NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
+    Foo *foo = [[Foo alloc] init];
+    NSLog (@"foo is %@", foo); // Set breakpoint in main
+    [pool release];
+    return 0;
+}