zig

commit a48251735787f590491caf4e446dad74c66aa13c (tree)
parent fdaf9c40d6a351477aacb1af27871f3de12d485e
Author: Andrew Kelley <andrew@ziglang.org>
Date:   Thu, 28 Jul 2022 18:40:01 -0700

std.debug: default signal handler also handles SIGFPE

Diffstat:
M
lib/std/debug.zig
 | 
2
++

1 file changed, 2 insertions(+), 0 deletions(-)
diff --git a/lib/std/debug.zig b/lib/std/debug.zig
@@ -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();
     }