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sh: Avoid undefined behaviour shifting negative values left in arithmetic.

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With i386 base clang, arith_yacc.o remains unchanged.
This commit is contained in:
Jilles Tjoelker 2014-06-01 11:25:34 +00:00
parent dd5a01badc
commit b0762e4921
1 changed files with 1 additions and 1 deletions
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bin/sh/arith_yacc.c
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@ -139,7 +139,7 @@ static arith_t do_binop(int op, arith_t a, arith_t b)
case ARITH_SUB:
return (uintmax_t)a - (uintmax_t)b;
case ARITH_LSHIFT:
return a << b;
return (uintmax_t)a << b;
case ARITH_RSHIFT:
return a >> b;
case ARITH_LT: