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Building this file with GCC 14 leads to this error:
../../libstdc++-v3/libsupc++/eh_call.cc:39:1: warning: new declaration ‘void __cxa_call_terminate(_Unwind_Exception*)’ ambiguates built-in declaration ‘void __cxa_call_terminate(void*)’ [-Wbuiltin-declaration-mismatch]
39 | __cxa_call_terminate(_Unwind_Exception* ue_header) throw ()
| ^~~~~~~~~~~~~~~~~~~~
../../libstdc++-v3/libsupc++/eh_call.cc: In function ‘void __cxa_call_terminate(_Unwind_Exception*)’:
../../libstdc++-v3/libsupc++/eh_call.cc:39:1: internal compiler error: in gimple_build_eh_must_not_throw, at gimple.cc:730
0x7fbc43241bd6 __libc_start_call_main
???:0
0x7fbc43241c94 __libc_start_main_alias_1
???:0
Please submit a full bug report, with preprocessed source.
Please include the complete backtrace with any bug report.
See <https://gcc.gnu.org/bugs/> for instructions.
Work around it.
diff --git a/libstdc++-v3/libsupc++/eh_call.cc b/libstdc++-v3/libsupc++/eh_call.cc
index bf864f692..4f7ade71e 100644
--- a/libstdc++-v3/libsupc++/eh_call.cc
+++ b/libstdc++-v3/libsupc++/eh_call.cc
@@ -36,8 +36,9 @@ using namespace __cxxabiv1;
// terminate.
extern "C" void
-__cxa_call_terminate(_Unwind_Exception* ue_header) throw ()
+__cxa_call_terminate(void *arg) throw ()
{
+ _Unwind_Exception *ue_header = (_Unwind_Exception *) arg;
if (ue_header)
{
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