https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78006
Martin Liška <marxin at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|UNCONFIRMED |NEW
Known to work| |5.3.0
Keywords| |error-recovery,
| |ice-on-invalid-code
Last reconfirmed| |2016-10-17
CC| |jason at gcc dot gnu.org,
| |marxin at gcc dot gnu.org
Ever confirmed|0 |1
Summary|Segmentation fault with |[5/6/7 Regression]
|'using' and generic lambda |Segmentation fault with
|trailing return types |'using' and generic lambda
| |trailing return types
Target Milestone|--- |5.5
Known to fail| |5.4.0, 6.2.0, 7.0
--- Comment #1 from Martin Liška <marxin at gcc dot gnu.org> ---
Confirmed, started with r231713.
Error message with GCC 5.3.0:
pr78006.cpp: In substitution of ‘template<class auto:1> x(TFs&&
...)::<lambda(auto:1)> [with auto:1 = int]’:
pr78006.cpp:15:19: required from here
pr78006.cpp:9:24: error: expansion pattern ‘void’ contains no argument packs
return [](auto) -> rt { };
^
pr78006.cpp: In function ‘int main()’:
pr78006.cpp:15:19: error: no match for call to ‘(x(TFs&& ...) [with TFs =
{main()::<lambda(int)>}]::<lambda(auto:1)>) (int)’
x([](int){})(0);
^
pr78006.cpp:15:19: note: candidate: rt (*)(auto:1) <conversion>
pr78006.cpp:15:19: note: candidate expects 2 arguments, 2 provided
pr78006.cpp:9:24: note: candidate: template<class auto:1> x(TFs&&
...)::<lambda(auto:1)> [with auto:1 = auto:1; TFs = {main()::<lambda(int)>}]
return [](auto) -> rt { };
^
pr78006.cpp:9:24: note: substitution of deduced template arguments resulted
in errors seen above
