diff options
Diffstat (limited to 'packages/Python/lldbsuite/test/lang/c/shared_lib')
5 files changed, 124 insertions, 0 deletions
diff --git a/packages/Python/lldbsuite/test/lang/c/shared_lib/Makefile b/packages/Python/lldbsuite/test/lang/c/shared_lib/Makefile new file mode 100644 index 0000000..854002e --- /dev/null +++ b/packages/Python/lldbsuite/test/lang/c/shared_lib/Makefile @@ -0,0 +1,8 @@ +LEVEL = ../../../make + +DYLIB_NAME := foo +DYLIB_C_SOURCES := foo.c +C_SOURCES := main.c +CFLAGS_EXTRAS += -fPIC + +include $(LEVEL)/Makefile.rules diff --git a/packages/Python/lldbsuite/test/lang/c/shared_lib/TestSharedLib.py b/packages/Python/lldbsuite/test/lang/c/shared_lib/TestSharedLib.py new file mode 100644 index 0000000..954d1ba --- /dev/null +++ b/packages/Python/lldbsuite/test/lang/c/shared_lib/TestSharedLib.py @@ -0,0 +1,71 @@ +"""Test that types defined in shared libraries work correctly.""" + +from __future__ import print_function + + + +import unittest2 +import lldb +from lldbsuite.test.lldbtest import * +import lldbsuite.test.lldbutil as lldbutil + +class SharedLibTestCase(TestBase): + + mydir = TestBase.compute_mydir(__file__) + + def test_expr(self): + """Test that types work when defined in a shared library and forward-declared in the main executable""" + if "clang" in self.getCompiler() and "3.4" in self.getCompilerVersion(): + self.skipTest("llvm.org/pr16214 -- clang emits partial DWARF for structures referenced via typedef") + + self.build() + self.common_setup() + + # This should display correctly. + self.expect("expression --show-types -- *my_foo_ptr", VARIABLES_DISPLAYED_CORRECTLY, + substrs = ["(foo)", "(sub_foo)", "other_element = 3"]) + + @unittest2.expectedFailure("rdar://problem/10704639") + def test_frame_variable(self): + """Test that types work when defined in a shared library and forward-declared in the main executable""" + self.build() + self.common_setup() + + # This should display correctly. + self.expect("frame variable --show-types -- *my_foo_ptr", VARIABLES_DISPLAYED_CORRECTLY, + substrs = ["(foo)", "(sub_foo)", "other_element = 3"]) + + def setUp(self): + # Call super's setUp(). + TestBase.setUp(self) + # Find the line number to break inside main(). + self.source = 'main.c' + self.line = line_number(self.source, '// Set breakpoint 0 here.') + self.shlib_names = ["foo"] + + def common_setup(self): + # Run in synchronous mode + self.dbg.SetAsync(False) + + # Create a target by the debugger. + target = self.dbg.CreateTarget("a.out") + self.assertTrue(target, VALID_TARGET) + + # Break inside the foo function which takes a bar_ptr argument. + lldbutil.run_break_set_by_file_and_line (self, self.source, self.line, num_expected_locations=1, loc_exact=True) + + # Register our shared libraries for remote targets so they get automatically uploaded + environment = self.registerSharedLibrariesWithTarget(target, self.shlib_names) + + # Now launch the process, and do not stop at entry point. + process = target.LaunchSimple (None, environment, self.get_process_working_directory()) + self.assertTrue(process, PROCESS_IS_VALID) + + # The stop reason of the thread should be breakpoint. + self.expect("thread list", STOPPED_DUE_TO_BREAKPOINT, + substrs = ['stopped', + 'stop reason = breakpoint']) + + # The breakpoint should have a hit count of 1. + self.expect("breakpoint list -f", BREAKPOINT_HIT_ONCE, + substrs = [' resolved, hit count = 1']) diff --git a/packages/Python/lldbsuite/test/lang/c/shared_lib/foo.c b/packages/Python/lldbsuite/test/lang/c/shared_lib/foo.c new file mode 100644 index 0000000..6431bc4 --- /dev/null +++ b/packages/Python/lldbsuite/test/lang/c/shared_lib/foo.c @@ -0,0 +1,22 @@ +#include "foo.h" +#include <stdlib.h> + +struct foo +{ + struct sub_foo sub_element; + int other_element; +}; + +struct foo * +GetMeAFoo() +{ + struct foo *ret_val = (struct foo *) malloc (sizeof (struct foo)); + ret_val->other_element = 3; + return ret_val; +} + +struct sub_foo * +GetMeASubFoo (struct foo *in_foo) +{ + return &(in_foo->sub_element); +} diff --git a/packages/Python/lldbsuite/test/lang/c/shared_lib/foo.h b/packages/Python/lldbsuite/test/lang/c/shared_lib/foo.h new file mode 100644 index 0000000..78b9e3f --- /dev/null +++ b/packages/Python/lldbsuite/test/lang/c/shared_lib/foo.h @@ -0,0 +1,10 @@ +struct foo; + +struct sub_foo +{ + int sub_1; + char *sub_2; +}; + +LLDB_TEST_API struct foo *GetMeAFoo(); +LLDB_TEST_API struct sub_foo *GetMeASubFoo(struct foo *in_foo); diff --git a/packages/Python/lldbsuite/test/lang/c/shared_lib/main.c b/packages/Python/lldbsuite/test/lang/c/shared_lib/main.c new file mode 100644 index 0000000..b4377de --- /dev/null +++ b/packages/Python/lldbsuite/test/lang/c/shared_lib/main.c @@ -0,0 +1,13 @@ +#include <stdio.h> +#include "foo.h" + +int +main () +{ + struct foo *my_foo_ptr; + my_foo_ptr = GetMeAFoo(); + + printf ("My sub foo has: %d.\n", GetMeASubFoo(my_foo_ptr)->sub_1); // Set breakpoint 0 here. + + return 0; +} |
