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Test for nonconforming template instantiation depth

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Kp 2014-08-20 01:08:12 +00:00
parent 6629a928bc
commit 8b51e0fda5
1 changed files with 20 additions and 0 deletions
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20
SConstruct
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@ -726,6 +726,26 @@ int main(int, char **){
'''
if self.Cxx11Compile(context, text=text, msg='for C++11 template aliases'):
context.sconf.Define('DXX_HAVE_CXX11_TEMPLATE_ALIAS')
@_custom_test
def check_deep_tuple(self,context):
text = '''
#include <tuple>
static inline std::tuple<{type}> make() {{
return std::make_tuple({value});
}}
int main(int, char **){{
std::tuple<{type}> t = make();
(void)t;
return 0;
}}
'''
count = 20
if self.Compile(context, text=text.format(type=','.join(('int',)*count), value=','.join(('0',)*count)), msg='whether compiler handles 20-element tuples'):
return
count = 2
if self.Compile(context, text=text.format(type=','.join(('int',)*count), value=','.join(('0',)*count)), msg='whether compiler handles 2-element tuples'):
raise SCons.Errors.StopError("Compiler cannot handle tuples of 20 elements. Raise the template instantiation depth.")
raise SCons.Errors.StopError("Compiler cannot handle tuples of 2 elements.")
class LazyObjectConstructor:
def __lazy_objects(self,name,source):