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riscv-gcc-1
Commit 8e3df5dc by Richard Kenner
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(fold): Don't make COND_EXPR when both expr and one part are comparisons. 

From-SVN: r13553
parent 12dd565f
Showing with 4 additions and 2 deletions
gcc/fold-const.c
......@@ -3756,7 +3756,8 @@ fold (expr)
fold (build (code, type,
arg0, TREE_OPERAND (arg1, 1))));
else if (TREE_CODE (arg1) == COND_EXPR
|| TREE_CODE_CLASS (TREE_CODE (arg1)) == '<')
|| (TREE_CODE_CLASS (TREE_CODE (arg1)) == '<'
&& TREE_CODE_CLASS (code) != '<'))
{
tree test, true_value, false_value;
......@@ -3812,7 +3813,8 @@ fold (expr)
return build (COMPOUND_EXPR, type, TREE_OPERAND (arg0, 0),
fold (build (code, type, TREE_OPERAND (arg0, 1), arg1)));
else if (TREE_CODE (arg0) == COND_EXPR
|| TREE_CODE_CLASS (TREE_CODE (arg0)) == '<')
|| (TREE_CODE_CLASS (TREE_CODE (arg0)) == '<'
&& TREE_CODE_CLASS (code) != '<'))
{
tree test, true_value, false_value;
......
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