const runtime.tracebackCrash

5 uses

	runtime (current package)
		runtime1.go#L20: 	tracebackCrash = 1 << iota
		runtime1.go#L40: 	crash = t&tracebackCrash != 0
		runtime1.go#L515: 		t = 2<<tracebackShift | tracebackAll | tracebackCrash
		runtime1.go#L518: 			t = 2<<tracebackShift | tracebackAll | tracebackCrash
		runtime1.go#L532: 		t |= tracebackCrash