[Lldb-commits] [lldb] r182440 - <rdar://problem/13455021>

[Greg Clayton]

Author: gclayton
Date: Tue May 21 18:58:54 2013
New Revision: 182440

URL: http://llvm.org/viewvc/llvm-project?rev=182440&view=rev
Log:
<rdar://problem/13455021>

Add test case to make sure we don't regress on fat files full of skinny BSD archives.


Added:
    lldb/trunk/test/functionalities/fat_archives/
    lldb/trunk/test/functionalities/fat_archives/Makefile
    lldb/trunk/test/functionalities/fat_archives/TestFatArchives.py
    lldb/trunk/test/functionalities/fat_archives/a.c
    lldb/trunk/test/functionalities/fat_archives/a.h
    lldb/trunk/test/functionalities/fat_archives/main.c

Added: lldb/trunk/test/functionalities/fat_archives/Makefile
URL: http://llvm.org/viewvc/llvm-project/lldb/trunk/test/functionalities/fat_archives/Makefile?rev=182440&view=auto
==============================================================================
--- lldb/trunk/test/functionalities/fat_archives/Makefile (added)
+++ lldb/trunk/test/functionalities/fat_archives/Makefile Tue May 21 18:58:54 2013
@@ -0,0 +1,12 @@
+all: clean
+		$(CC) -arch i386 -g -c a.c
+		ar -q liba-i386.a a.o
+		$(CC) -arch x86_64 -g -c a.c
+		ar -q liba-x86_64.a a.o
+		lipo -create -output liba.a liba-i386.a liba-x86_64.a
+		$(CC) -g -c main.c
+		$(CC) -o a.out main.o -L. -la
+
+clean:
+		rm -rf a.o a.out liba-i386.a liba-x86_64.a liba.a *un~ .*un~ main.o *.pyc
+

Added: lldb/trunk/test/functionalities/fat_archives/TestFatArchives.py
URL: http://llvm.org/viewvc/llvm-project/lldb/trunk/test/functionalities/fat_archives/TestFatArchives.py?rev=182440&view=auto
==============================================================================
--- lldb/trunk/test/functionalities/fat_archives/TestFatArchives.py (added)
+++ lldb/trunk/test/functionalities/fat_archives/TestFatArchives.py Tue May 21 18:58:54 2013
@@ -0,0 +1,63 @@
+"""
+Test some lldb command abbreviations.
+"""
+import commands
+import lldb
+import os
+import time
+import unittest2
+from lldbtest import *
+import lldbutil
+
+def execute_command (command):
+    # print '%% %s' % (command)
+    (exit_status, output) = commands.getstatusoutput (command)
+    # if output:
+    #     print output
+    # print 'status = %u' % (exit_status)
+    return exit_status
+
+class FatArchiveTestCase(TestBase):
+
+    mydir = os.path.join("functionalities", "fat_archives")
+
+    @unittest2.skipUnless(sys.platform.startswith("darwin"), "requires Darwin")
+    @dwarf_test
+    def test_with_dwarf (self):
+        if self.getArchitecture() == 'x86_64':
+            execute_command ("make CC='%s'" % (os.environ["CC"]))
+            self.main ()
+        else:
+            self.skipTest("This test requires x86_64 as the architecture for the inferior")
+
+    def main (self):
+        '''This test compiles a quick example by making a fat file (universal) full of
+        skinny .o files and makes sure we can use them to resolve breakpoints when doing
+        DWARF in .o file debugging. The only thing this test needs to do is to compile and
+        set a breakpoint in the target and verify any breakpoint locations have valid debug
+        info for the function, and source file and line.'''
+        exe = os.path.join (os.getcwd(), "a.out")
+        
+        # Create the target
+        target = self.dbg.CreateTarget(exe)
+        
+        # Create a breakpoint by name
+        breakpoint = target.BreakpointCreateByName ('foo', exe)
+        self.assertTrue(breakpoint, VALID_BREAKPOINT)
+
+        # Make sure the breakpoint resolves to a function, file and line
+        for bp_loc in breakpoint:
+            # Get a section offset address (lldb.SBAddress) from the breakpoint location
+            bp_loc_addr = bp_loc.GetAddress()
+            line_entry = bp_loc_addr.GetLineEntry()
+            function = bp_loc_addr.GetFunction()
+            self.assertTrue(function.IsValid(), "Verify breakpoint in fat BSD archive has valid function debug info")
+            self.assertTrue(line_entry.GetFileSpec(), "Verify breakpoint in fat BSD archive has source file information")
+            self.assertTrue(line_entry.GetLine() != 0, "Verify breakpoint in fat BSD archive has source line information")
+
+if __name__ == '__main__':
+    import atexit
+    lldb.SBDebugger.Initialize()
+    atexit.register(lambda: lldb.SBDebugger.Terminate())
+    unittest2.main()
+

Added: lldb/trunk/test/functionalities/fat_archives/a.c
URL: http://llvm.org/viewvc/llvm-project/lldb/trunk/test/functionalities/fat_archives/a.c?rev=182440&view=auto
==============================================================================
--- lldb/trunk/test/functionalities/fat_archives/a.c (added)
+++ lldb/trunk/test/functionalities/fat_archives/a.c Tue May 21 18:58:54 2013
@@ -0,0 +1,4 @@
+int foo ()
+{
+    return 5;
+}

Added: lldb/trunk/test/functionalities/fat_archives/a.h
URL: http://llvm.org/viewvc/llvm-project/lldb/trunk/test/functionalities/fat_archives/a.h?rev=182440&view=auto
==============================================================================
--- lldb/trunk/test/functionalities/fat_archives/a.h (added)
+++ lldb/trunk/test/functionalities/fat_archives/a.h Tue May 21 18:58:54 2013
@@ -0,0 +1 @@
+int foo ();

Added: lldb/trunk/test/functionalities/fat_archives/main.c
URL: http://llvm.org/viewvc/llvm-project/lldb/trunk/test/functionalities/fat_archives/main.c?rev=182440&view=auto
==============================================================================
--- lldb/trunk/test/functionalities/fat_archives/main.c (added)
+++ lldb/trunk/test/functionalities/fat_archives/main.c Tue May 21 18:58:54 2013
@@ -0,0 +1,6 @@
+#include "a.h"
+#include <stdio.h>
+int main()
+{
+      printf ("%d\n", foo());
+}