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tree.def, [...]: Correctly document restrictions on the shift width. 

2004-12-14  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>

* tree.def, doc/c-tree.texi: Correctly document restrictions on the
shift width.

From-SVN: r92145
This commit is contained in:
Tobias Schlüter 2004-12-14 18:24:46 +01:00
parent e9de7779fb
commit eee3fa4052
2 changed files with 2 additions and 2 deletions
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2
gcc/doc/c-tree.texi
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@ -2011,7 +2011,7 @@ shift. Right shift should be treated as arithmetic, i.e., the
high-order bits should be zero-filled when the expression has unsigned
type and filled with the sign bit when the expression has signed type.
Note that the result is undefined if the second operand is larger
than the first operand's type size.
than or equal to the first operand's type size.
@item BIT_IOR_EXPR

2
gcc/tree.def
View File

@ -630,7 +630,7 @@ DEFTREECODE (ABS_EXPR, "abs_expr", tcc_unary, 1)
The second operand is the number of bits to
shift by; it need not be the same type as the first operand and result.
Note that the result is undefined if the second operand is larger
than the first operand's type size. */
than or equal to the first operand's type size. */
DEFTREECODE (LSHIFT_EXPR, "lshift_expr", tcc_binary, 2)
DEFTREECODE (RSHIFT_EXPR, "rshift_expr", tcc_binary, 2)
DEFTREECODE (LROTATE_EXPR, "lrotate_expr", tcc_binary, 2)