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From-SVN: r1147
This commit is contained in:
Richard Stallman 1992-06-03 19:42:57 +00:00
parent 80f5b9d813
commit db0e6d01ad
1 changed files with 9 additions and 1 deletions
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10
gcc/expr.c
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@ -4858,7 +4858,15 @@ expand_builtin (exp, target, subtarget, mode, ignore)
|| TREE_CODE (TREE_TYPE (TREE_VALUE (arglist))) != REAL_TYPE)
return CONST0_RTX (TYPE_MODE (TREE_TYPE (exp)));
/* Compute the argument. */
/* Stabilize and compute the argument. */
if (TREE_CODE (TREE_VALUE (arglist)) != VAR_DECL
&& TREE_CODE (TREE_VALUE (arglist)) != PARM_DECL)
{
exp = copy_node (exp);
arglist = copy_node (arglist);
TREE_OPERAND (exp, 1) = arglist;
TREE_VALUE (arglist) = save_expr (TREE_VALUE (arglist));
}
op0 = expand_expr (TREE_VALUE (arglist), subtarget, VOIDmode, 0);
/* Make a suitable register to place result in. */