https://gcc.gnu.org/bugzilla/show_bug.cgi?id=117925
Richard Biener <rguenth at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Ever confirmed|0 |1
Status|UNCONFIRMED |NEW
Last reconfirmed| |2024-12-06
Known to work| |13.3.1
Priority|P3 |P2
--- Comment #1 from Richard Biener <rguenth at gcc dot gnu.org> ---
Confirmed.
#1 0x0000000000f5187d in cxx_eval_constant_expression (ctx=0x7fffffffcfa0,
t=<cast_expr 0x7ffff69ce240>, lval=vc_prvalue,
non_constant_p=0x7fffffffd0cf, overflow_p=0x7fffffffd0ce, jump_target=0x0)
at ../../src/gcc/gcc/cp/constexpr.cc:8631
8631 internal_error ("unexpected expression %qE of kind %s", t,
(gdb) p debug_generic_expr (t)
<<< Unknown tree: cast_expr
VIEW_CONVERT_EXPR<void *>(fnPtr) >>>
$2 = void
#0 internal_error (gmsgid=0x3d18e00 "unexpected expression %qE of kind %s")
at ../../src/gcc/gcc/diagnostic-global-context.cc:513
#1 0x0000000000f5187d in cxx_eval_constant_expression (ctx=0x7fffffffcfa0,
t=<cast_expr 0x7ffff69ce240>, lval=vc_prvalue,
non_constant_p=0x7fffffffd0cf, overflow_p=0x7fffffffd0ce, jump_target=0x0)
at ../../src/gcc/gcc/cp/constexpr.cc:8631
#2 0x0000000000f534e3 in cxx_eval_outermost_constant_expr (
t=<cast_expr 0x7ffff69ce240>, allow_non_constant=true, strict=true,
manifestly_const_eval=mce_value::mce_unknown, constexpr_dtor=false,
object=<tree 0x0>) at ../../src/gcc/gcc/cp/constexpr.cc:8882
#3 0x0000000000f54fbe in maybe_constant_init_1 (t=<cast_expr 0x7ffff69ce240>,
decl=<tree 0x0>, allow_non_constant=true, manifestly_const_eval=false)
at ../../src/gcc/gcc/cp/constexpr.cc:9393
#4 0x0000000000f55048 in maybe_constant_init (t=<cast_expr 0x7ffff69ce240>,
decl=<tree 0x0>, manifestly_const_eval=false)
at ../../src/gcc/gcc/cp/constexpr.cc:9411
#5 0x0000000000fad9ae in cp_get_fndecl_from_callee (
fn=<cast_expr 0x7ffff69ce240>, fold=true)
at ../../src/gcc/gcc/cp/cvt.cc:1024
#6 0x0000000000fadd06 in maybe_warn_nodiscard (
expr=<call_expr 0x7ffff69cdcf0>, implicit=ICV_STATEMENT)
at ../../src/gcc/gcc/cp/cvt.cc:1077
