f39a71817
Denys Vlasenko
2019-10-25
Subject
read_key(): placate "warning: shifting a negative signed value is undefined"
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libbb/read_key.c+2 -1
| @@ -259,7 +259,8 @@ int64_t FAST_FUNC read_key(int fd, char *buffer, int timeout) | |
| buffer[-1] = 0; | |
| /* Pack into "1 <row15bits> <col16bits>" 32-bit sequence */ | |
| - | col |= (((-1 << 15) | row) << 16); |
| + | row |= ((unsigned)(-1) << 15); |
| + | col |= (row << 16); |
| /* Return it in high-order word */ | |
| return ((int64_t) col << 32) | (uint32_t)KEYCODE_CURSOR_POS; | |
| } | |