Subject: [Boost-commit] svn:boost r61272 - trunk/libs/config/test
From: nielsdekker_at_[hidden]
Date: 2010-04-14 05:35:52
Author: niels_dekker
Date: 2010-04-14 05:35:51 EDT (Wed, 14 Apr 2010)
New Revision: 61272
URL: http://svn.boost.org/trac/boost/changeset/61272
Log:
Added value-initialization test for temporary objects.
Text files modified:
trunk/libs/config/test/boost_no_com_value_init.ipp | 79 +++++++++++++++++++++++++++++++++------
1 files changed, 66 insertions(+), 13 deletions(-)
Modified: trunk/libs/config/test/boost_no_com_value_init.ipp
==============================================================================
--- trunk/libs/config/test/boost_no_com_value_init.ipp (original)
+++ trunk/libs/config/test/boost_no_com_value_init.ipp 2010-04-14 05:35:51 EDT (Wed, 14 Apr 2010)
@@ -538,6 +538,38 @@
}
};
+ // Checks value-initialization of a number of small temporary objects.
+ // Returns the number of failures.
+ unsigned check_value_initialization_of_temporaries()
+ {
+ const unsigned num_failures =
+ FAILED_TO_VALUE_INITIALIZE(enum_holder()) +
+ FAILED_TO_VALUE_INITIALIZE(enum_type()) +
+ FAILED_TO_VALUE_INITIALIZE(char()) +
+ FAILED_TO_VALUE_INITIALIZE(short()) +
+ FAILED_TO_VALUE_INITIALIZE(int()) +
+ FAILED_TO_VALUE_INITIALIZE(unsigned()) +
+ FAILED_TO_VALUE_INITIALIZE(long()) +
+ FAILED_TO_VALUE_INITIALIZE(float()) +
+ FAILED_TO_VALUE_INITIALIZE(double()) +
+ FAILED_TO_VALUE_INITIALIZE(int_struct()) +
+ FAILED_TO_VALUE_INITIALIZE(int_struct_holder()) +
+ FAILED_TO_VALUE_INITIALIZE(pod_struct()) +
+ FAILED_TO_VALUE_INITIALIZE(derived_pod_struct()) +
+ FAILED_TO_VALUE_INITIALIZE(derived_struct()) +
+ FAILED_TO_VALUE_INITIALIZE(derived_int_struct()) +
+ FAILED_TO_VALUE_INITIALIZE(char_array_struct()) +
+ FAILED_TO_VALUE_INITIALIZE(int_array_pair()) +
+ FAILED_TO_VALUE_INITIALIZE(enum_holder_and_int()) +
+ FAILED_TO_VALUE_INITIALIZE(private_and_protected_int()) +
+ FAILED_TO_VALUE_INITIALIZE(user_defined_destructor_holder()) +
+ FAILED_TO_VALUE_INITIALIZE(virtual_destructor_holder()) +
+ FAILED_TO_VALUE_INITIALIZE(non_pod_class()) +
+ FAILED_TO_VALUE_INITIALIZE(pod_struct_and_int_union()) +
+ FAILED_TO_VALUE_INITIALIZE(int_and_pod_struct_union());
+ return num_failures;
+ }
+
// Equivalent to the dirty_stack() function from GCC Bug 33916,
// "Default constructor fails to initialize array members", reported in 2007 by
@@ -554,40 +586,61 @@
int test()
{
- // Check value-initialization of a temporary object, an object on the stack,
- // and one on the heap:
+ // Check value-initialization of the data members of a temporary object,
+ // an object on the stack, an object on the heap, and a number of small
+ // temporary objects.
+
+ unsigned total_num_failures = 0;
+
dirty_stack();
const unsigned num_failures_of_a_temporary = value_initializer().check();
- if ( num_failures_of_a_temporary > 0 )
+
+ total_num_failures += num_failures_of_a_temporary;
+ if ( total_num_failures > 0 )
{
- std::cout << "- Number of initialization failures of a temporary: "
+ std::cout << "- Number of member initialization failures of a temporary: "
<< num_failures_of_a_temporary << std::endl;
}
dirty_stack();
value_initializer object_on_stack;
const unsigned num_failures_on_stack = object_on_stack.check();
- if ( num_failures_of_a_temporary > 0 || num_failures_on_stack > 0 )
+
+ total_num_failures += num_failures_on_stack;
+ if ( total_num_failures > 0 )
{
- std::cout << "- Number of initialization failures on the stack: "
+ std::cout << "- Number of member initialization failures on the stack: "
<< num_failures_on_stack << std::endl;
}
const value_initializer* const ptr = new value_initializer();
const unsigned num_failures_on_heap = ptr->check();
delete ptr;
- const unsigned total_num_failures = num_failures_of_a_temporary +
- num_failures_on_stack + num_failures_on_heap;
+ total_num_failures += num_failures_on_heap;
+ if ( total_num_failures > 0 )
+ {
+ std::cout << "- Number of member initialization failures on the heap: "
+ << num_failures_on_heap << std::endl;
+ }
+
+ dirty_stack();
+ const unsigned num_failures_of_temporaries = check_value_initialization_of_temporaries();
+
+ total_num_failures += num_failures_of_temporaries;
+ if ( total_num_failures > 0 )
+ {
+ std::cout << "- Number of initialization failures of temporary objects: "
+ << num_failures_of_temporaries << std::endl;
+ }
if ( total_num_failures > 0 )
{
- std::cout << "- Number of initialization failures on the heap: "
- << num_failures_on_heap
- << "\n-- Total number of initialization failures ("
+ std::cout << "-- Total number of initialization failures ("
<< num_failures_of_a_temporary << '+'
<< num_failures_on_stack << '+'
- << num_failures_on_heap << "): "
+ << num_failures_on_heap << '+'
+ << num_failures_of_temporaries << "): "
<< total_num_failures
- << "\nDetected by boost_no_complete_value_initialization::test() revision 13."
+ << "\nDetected by boost_no_complete_value_initialization::test() revision 14."
<< std::endl;
}
return static_cast<int>(total_num_failures);