#!watchflakes
default <- pkg == "runtime:mayMoreStackMove" && test == "TestBadTraceback"

=== RUN   TestBadTraceback
    crash_test.go:838: /home/swarming/.swarming/w/ir/x/t/go-build1964163746/testprog.exe BadTraceback: exit status 2
    crash_test.go:846: output does not contain "<main.badLR":
        runtime: g 5: unexpected return pc for main.badLR2 called from 0xbad
        stack: frame={sp:0x6bc2a500cf80, fp:0x6bc2a500cfb0} stack=[0x6bc2a500c800,0x6bc2a500d000)
        0x00006bc2a500ce80:  0x00006bc2a5068600  0x0000000000000000 
        0x00006bc2a500ce90:  0x0000000000000000  0x000000000000000d 
        0x00006bc2a500cea0:  0x0000000000000000  0x0000000000000000 
        0x00006bc2a500ceb0:  0x00006bc2a501e148  0x0000000000000000 
        0x00006bc2a500cec0:  0x000000000001d3a0 <runtime.chansend.func1+0x0000000000000000>  0x00006bc2a5067f10 
...
        fatal error: unknown caller pc
        
        runtime stack:
        runtime.throw({0x17ecd6?, 0x6bc2a500d000?})
        	/home/swarming/.swarming/w/ir/x/w/goroot/src/runtime/panic.go:1227 +0x34 fp=0x6bc2a4f73cc0 sp=0x6bc2a4f73c80 pc=0x9f894
        runtime.(*unwinder).next(0x6bc2a4f73d90)
        	/home/swarming/.swarming/w/ir/x/w/goroot/src/runtime/traceback.go:472 +0x2c8 fp=0x6bc2a4f73d50 sp=0x6bc2a4f73cc0 pc=0x8d1b8
        runtime.copystack(0x6bc2a4f82380, 0x800)
        	/home/swarming/.swarming/w/ir/x/w/goroot/src/runtime/stack.go:978 +0x2b4 fp=0x6bc2a4f73e50 sp=0x6bc2a4f73d50 pc=0x83ca4
        runtime.newstack()
...
        	/home/swarming/.swarming/w/ir/x/w/goroot/src/runtime/proc.go:464 +0x100 fp=0x6bc2a5068720 sp=0x6bc2a50686f0 pc=0x9fa10
        runtime.gcBgMarkWorker(0x6bc2a501e0e0)
        	/home/swarming/.swarming/w/ir/x/w/goroot/src/runtime/mgc.go:1756 +0x108 fp=0x6bc2a50687b0 sp=0x6bc2a5068720 pc=0x436c8
        runtime.gcBgMarkStartWorkers.gowrap1()
        	/home/swarming/.swarming/w/ir/x/w/goroot/src/runtime/mgc.go:1666 +0x40 fp=0x6bc2a50687d0 sp=0x6bc2a50687b0 pc=0x435a0
        runtime.goexit({})
        	/home/swarming/.swarming/w/ir/x/w/goroot/src/runtime/asm_arm64.s:1335 +0x4 fp=0x6bc2a50687d0 sp=0x6bc2a50687d0 pc=0xa80e4
        created by runtime.gcBgMarkStartWorkers in goroutine 1
        	/home/swarming/.swarming/w/ir/x/w/goroot/src/runtime/mgc.go:1666 +0x160
--- FAIL: TestBadTraceback (0.02s)