https://gcc.gnu.org/bugzilla/show_bug.cgi?id=122355
Bug ID: 122355
Summary: internal compiler error: in validate_constant, at
c-family/c-format.cc:321
Product: gcc
Version: 15.2.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: c++
Assignee: unassigned at gcc dot gnu.org
Reporter: tmb99 at gmx dot net
Target Milestone: ---
The following code produces an internal compiler error for the static version
of the log function:
#include <stdio.h>
class Bug
{
public:
void log(const int lvl, const char *file, int line, const char *format,
...);
static void static_log(const int lvl, const char *file, int line, const
char *format, ...);
void foo();
};
__attribute__ ((format (printf, 5, 6))) void
Bug::log(const int lvl, const char *file, int line, const char *format, ...)
{
}
__attribute__ ((format (printf, 5, 6))) void
Bug::static_log(const int lvl, const char *file, int line, const char *format,
...)
{
}
void
Bug::foo()
{
log(0, NULL, -1, "ok");
static_log(0, NULL, -1, "borked");
}
> g++-14 -freport-bug test.cpp
test.cpp:32:19: internal compiler error: in validate_constant, at
c-family/c-format.cc:321
0x7d912e22a1c9 __libc_start_call_main
../sysdeps/nptl/libc_start_call_main.h:58
0x7d912e22a28a __libc_start_main_impl
../csu/libc-start.c:360
> gcc --version
g++-14 (Ubuntu 14.2.0-4ubuntu2~24.04) 14.2.0
