Make printers use singular noun for a single element

* python/libstdcxx/v6/printers.py (num_elements): New function.
	(StdMapPrinter.to_string, StdSetPrinter.to_string)
	(StdDequePrinter.to_string, Tr1UnorderedSetPrinter.to_string)
	(Tr1UnorderedMapPrinter.to_string): Use num_elements.
	* testsuite/libstdc++-prettyprinters/cxx11.cc: Adjust expected results
	to use singular noun when there is only one element.
	* testsuite/libstdc++-prettyprinters/debug.cc: Likewise.
	* testsuite/libstdc++-prettyprinters/debug_cxx11.cc: Likewise.
	* testsuite/libstdc++-prettyprinters/simple.cc: Likewise.
	* testsuite/libstdc++-prettyprinters/simple11.cc: Likewise.
	* testsuite/libstdc++-prettyprinters/tr1.cc: Likewise.

From-SVN: r243652
This commit is contained in:
Jonathan Wakely 2016-12-14 16:07:29 +00:00 committed by Jonathan Wakely
parent 3c760f4a79
commit d33c00e1ce
8 changed files with 36 additions and 18 deletions

View File

@ -1,5 +1,17 @@
2016-12-14 Jonathan Wakely <jwakely@redhat.com>
* python/libstdcxx/v6/printers.py (num_elements): New function.
(StdMapPrinter.to_string, StdSetPrinter.to_string)
(StdDequePrinter.to_string, Tr1UnorderedSetPrinter.to_string)
(Tr1UnorderedMapPrinter.to_string): Use num_elements.
* testsuite/libstdc++-prettyprinters/cxx11.cc: Adjust expected results
to use singular noun when there is only one element.
* testsuite/libstdc++-prettyprinters/debug.cc: Likewise.
* testsuite/libstdc++-prettyprinters/debug_cxx11.cc: Likewise.
* testsuite/libstdc++-prettyprinters/simple.cc: Likewise.
* testsuite/libstdc++-prettyprinters/simple11.cc: Likewise.
* testsuite/libstdc++-prettyprinters/tr1.cc: Likewise.
PR libstdc++/59170
* python/libstdcxx/v6/printers.py (StdDebugIteratorPrinter): Use
_M_sequence and _M_version to detect invalid iterators.

View File

@ -508,6 +508,10 @@ class StdDebugIteratorPrinter:
itype = self.val.type.template_argument(0)
return self.val.cast(itype)
def num_elements(num):
"""Return either "1 element" or "N elements" depending on the argument."""
return '1 element' if num == 1 else '%d elements' % num
class StdMapPrinter:
"Print a std::map or std::multimap"
@ -539,8 +543,8 @@ class StdMapPrinter:
self.val = val
def to_string (self):
return '%s with %d elements' % (self.typename,
len (RbtreeIterator (self.val)))
return '%s with %s' % (self.typename,
num_elements(len(RbtreeIterator (self.val))))
def children (self):
rep_type = find_type(self.val.type, '_Rep_type')
@ -579,8 +583,8 @@ class StdSetPrinter:
self.val = val
def to_string (self):
return '%s with %d elements' % (self.typename,
len (RbtreeIterator (self.val)))
return '%s with %s' % (self.typename,
num_elements(len(RbtreeIterator (self.val))))
def children (self):
rep_type = find_type(self.val.type, '_Rep_type')
@ -681,7 +685,7 @@ class StdDequePrinter:
size = self.buffer_size * delta_n + delta_s + delta_e
return '%s with %d elements' % (self.typename, long (size))
return '%s with %s' % (self.typename, num_elements(long(size)))
def children(self):
start = self.val['_M_impl']['_M_start']
@ -795,7 +799,8 @@ class Tr1UnorderedSetPrinter:
return self.val['_M_h']
def to_string (self):
return '%s with %d elements' % (self.typename, self.hashtable()['_M_element_count'])
count = self.hashtable()['_M_element_count']
return '%s with %s' % (self.typename, num_elements(count))
@staticmethod
def format_count (i):
@ -820,7 +825,8 @@ class Tr1UnorderedMapPrinter:
return self.val['_M_h']
def to_string (self):
return '%s with %d elements' % (self.typename, self.hashtable()['_M_element_count'])
count = self.hashtable()['_M_element_count']
return '%s with %s' % (self.typename, num_elements(count))
@staticmethod
def flatten (list):

View File

@ -113,15 +113,15 @@ main()
std::unordered_set<int> uos;
uos.insert(5);
// { dg-final { note-test uos {std::unordered_set with 1 elements = {[0] = 5}} } }
// { dg-final { note-test uos {std::unordered_set with 1 element = {[0] = 5}} } }
std::unordered_set<int> &ruos = uos;
// { dg-final { note-test ruos {std::unordered_set with 1 elements = {[0] = 5}} } }
// { dg-final { note-test ruos {std::unordered_set with 1 element = {[0] = 5}} } }
std::unordered_multiset<int> uoms;
uoms.insert(5);
// { dg-final { note-test uoms {std::unordered_multiset with 1 elements = {[0] = 5}} } }
// { dg-final { note-test uoms {std::unordered_multiset with 1 element = {[0] = 5}} } }
std::unordered_multiset<int> &ruoms = uoms;
// { dg-final { note-test ruoms {std::unordered_multiset with 1 elements = {[0] = 5}} } }
// { dg-final { note-test ruoms {std::unordered_multiset with 1 element = {[0] = 5}} } }
std::unique_ptr<datum> uptr (new datum);
uptr->s = "hi bob";

View File

@ -66,7 +66,7 @@ main()
std::map<std::string, int> mp;
mp["zardoz"] = 23;
// { dg-final { note-test mp {std::__debug::map with 1 elements = {["zardoz"] = 23}} } }
// { dg-final { note-test mp {std::__debug::map with 1 element = {["zardoz"] = 23}} } }
std::map<std::string, int>::iterator mpiter = mp.begin();
// { dg-final { note-test mpiter {{first = "zardoz", second = 23}} } }

View File

@ -43,13 +43,13 @@ main()
// { dg-final { note-test *flstciter {"dee"}} }
std::unordered_map<std::string, int> um{ {"zardoz", 23} };
// { dg-final { note-test um {std::__debug::unordered_map with 1 elements = {["zardoz"] = 23}} } }
// { dg-final { note-test um {std::__debug::unordered_map with 1 element = {["zardoz"] = 23}} } }
std::unordered_map<std::string, int>::iterator umiter = um.begin();
// { dg-final { note-test umiter->first {"zardoz"} } }
std::unordered_set<std::string> us{"barrel"};
// { dg-final { note-test us {std::__debug::unordered_set with 1 elements = {[0] = "barrel"}} } }
// { dg-final { note-test us {std::__debug::unordered_set with 1 element = {[0] = "barrel"}} } }
std::unordered_set<std::string>::const_iterator usciter = us.begin();
// { dg-final { note-test *usciter {"barrel"} } }

View File

@ -68,7 +68,7 @@ main()
std::map<std::string, int> mp;
mp["zardoz"] = 23;
// { dg-final { note-test mp {std::map with 1 elements = {["zardoz"] = 23}} } }
// { dg-final { note-test mp {std::map with 1 element = {["zardoz"] = 23}} } }
std::map<std::string, int>::iterator mpiter = mp.begin();
// { dg-final { note-test mpiter {{first = "zardoz", second = 23}} } }

View File

@ -68,7 +68,7 @@ main()
std::map<std::string, int> mp;
mp["zardoz"] = 23;
// { dg-final { note-test mp {std::map with 1 elements = {["zardoz"] = 23}} } }
// { dg-final { note-test mp {std::map with 1 element = {["zardoz"] = 23}} } }
std::map<std::string, int>::iterator mpiter = mp.begin();
// { dg-final { note-test mpiter {{first = "zardoz", second = 23}} } }

View File

@ -71,11 +71,11 @@ main()
std::tr1::unordered_set<int> uos;
uos.insert(5);
// { dg-final { note-test uos {std::tr1::unordered_set with 1 elements = {[0] = 5}} } }
// { dg-final { note-test uos {std::tr1::unordered_set with 1 element = {[0] = 5}} } }
std::tr1::unordered_multiset<int> uoms;
uoms.insert(5);
// { dg-final { note-test uoms {std::tr1::unordered_multiset with 1 elements = {[0] = 5}} } }
// { dg-final { note-test uoms {std::tr1::unordered_multiset with 1 element = {[0] = 5}} } }
placeholder(""); // Mark SPOT
use(eum);