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std.debug: default signal handler also handles SIGFPE

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Andrew Kelley 2022-07-28 18:40:01 -07:00
parent fdaf9c40d6
commit a482517357
1 changed files with 2 additions and 0 deletions
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lib/std/debug.zig
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@ -1784,6 +1784,7 @@ pub fn updateSegfaultHandler(act: ?*const os.Sigaction) error{OperationNotSuppor
try os.sigaction(os.SIG.SEGV, act, null);
try os.sigaction(os.SIG.ILL, act, null);
try os.sigaction(os.SIG.BUS, act, null);
try os.sigaction(os.SIG.FPE, act, null);
}
/// Attaches a global SIGSEGV handler which calls @panic("segmentation fault");
@ -1845,6 +1846,7 @@ fn handleSegfaultPosix(sig: i32, info: *const os.siginfo_t, ctx_ptr: ?*const any
os.SIG.SEGV => stderr.print("Segmentation fault at address 0x{x}\n", .{addr}),
os.SIG.ILL => stderr.print("Illegal instruction at address 0x{x}\n", .{addr}),
os.SIG.BUS => stderr.print("Bus error at address 0x{x}\n", .{addr}),
os.SIG.FPE => stderr.print("Arithmetic exception at address 0x{x}\n", .{addr}),
else => unreachable,
} catch os.abort();
}