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Diffstat (limited to 'gcc/ada/gcc-interface/utils.c')
| -rw-r--r-- | gcc/ada/gcc-interface/utils.c | 8 |
1 files changed, 3 insertions, 5 deletions
diff --git a/gcc/ada/gcc-interface/utils.c b/gcc/ada/gcc-interface/utils.c index 27959ea..68a0d0f 100644 --- a/gcc/ada/gcc-interface/utils.c +++ b/gcc/ada/gcc-interface/utils.c @@ -2228,8 +2228,7 @@ max_size (tree exp, bool max_p) In that case, if one side overflows, return the other. sizetype is signed, but we know sizes are non-negative. Likewise, handle a MINUS_EXPR or PLUS_EXPR with the LHS - overflowing or the maximum possible value and the RHS - a variable. */ + overflowing and the RHS a variable. */ if (max_p && code == MIN_EXPR && TREE_CODE (rhs) == INTEGER_CST @@ -2241,9 +2240,8 @@ max_size (tree exp, bool max_p) && TREE_OVERFLOW (lhs)) return rhs; else if ((code == MINUS_EXPR || code == PLUS_EXPR) - && ((TREE_CODE (lhs) == INTEGER_CST - && TREE_OVERFLOW (lhs)) - || operand_equal_p (lhs, TYPE_MAX_VALUE (type), 0)) + && TREE_CODE (lhs) == INTEGER_CST + && TREE_OVERFLOW (lhs) && !TREE_CONSTANT (rhs)) return lhs; else |