vsprintf:fix bug when print int64 0x8000000000000000
stdio/lib_libvsprintf.c:1018:17: runtime error: negation of -9223372036854775808 cannot be represented in type 'long long int'; cast to an unsigned type to negate this value to itself #0 0x3326a86 in vsprintf_internal stdio/lib_libvsprintf.c:1018 #1 0x332926b in lib_vsprintf stdio/lib_libvsprintf.c:1363 #2 0x3777978 in vfprintf stdio/lib_vfprintf.c:52 #3 0x671b3a0 in printf stdio/lib_printf.c:44 #4 0x37abc0c in hello_main /data/project/code/vela-pt/apps/examples/hello/hello_main.c:38 #5 0x33201d3 in nxtask_startup sched/task_startup.c:70 #6 0x3208ecb in nxtask_start task/task_start.c:134 #7 0x3357a49 in pre_start sim/sim_initialstate.c:52 Signed-off-by: Bowen Wang <wangbowen6@xiaomi.com>
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@ -1018,7 +1018,11 @@ str_lpad:
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flags &= ~(FL_NEGATIVE | FL_ALT);
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if (x < 0)
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{
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x = -x;
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#ifndef CONFIG_HAVE_LONG_LONG
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x = -(unsigned long)x;
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#else
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x = -(unsigned long long)x;
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#endif
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flags |= FL_NEGATIVE;
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}
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