https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78032
Andrew Pinski <pinskia at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Keywords| |accepts-invalid Status|UNCONFIRMED |NEW Last reconfirmed| |2016-10-19 Target Milestone|--- |5.5 Summary|Incorrect code generated |[5/6/7 Regression] | |Incorrect code generated Ever confirmed|0 |1 --- Comment #2 from Andrew Pinski <pinskia at gcc dot gnu.org> --- <<cleanup_point <<< Unknown tree: expr_stmt bar (<<< error >>>) >>>>>; GCC 5.3 produced: t8932.cc:11:20: error: converting to ‘foo’ from initializer list would use explicit constructor ‘foo::foo(unsigned int)’ void bar(foo x = 0u) ^ t8932.cc: In function ‘int main()’: t8932.cc:18:13: error: converting to ‘foo’ from initializer list would use explicit constructor ‘foo::foo(unsigned int)’ bar(); ^ Confirmed.