diff options
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/fold-const.c | 14 |
2 files changed, 8 insertions, 11 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 53cc1d4..693ee50 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2006-11-10 Roger Sayle <roger@eyesopen.com> + + * fold-const.c (operand_equal_p) <INTEGER_CST, REAL_CST, VECTOR_CST>: + Don't check for TREE_CONSTANT_OVERFLOW when comparing constants. + 2006-11-10 Peter Bergner <bergner@vnet.ibm.com> * rtl.h (MEM_COPY_ATTRIBUTES): Copy MEM_POINTER. diff --git a/gcc/fold-const.c b/gcc/fold-const.c index 7c769d5..e1c3c1f 100644 --- a/gcc/fold-const.c +++ b/gcc/fold-const.c @@ -2545,24 +2545,16 @@ operand_equal_p (tree arg0, tree arg1, unsigned int flags) switch (TREE_CODE (arg0)) { case INTEGER_CST: - return (! TREE_CONSTANT_OVERFLOW (arg0) - && ! TREE_CONSTANT_OVERFLOW (arg1) - && tree_int_cst_equal (arg0, arg1)); + return tree_int_cst_equal (arg0, arg1); case REAL_CST: - return (! TREE_CONSTANT_OVERFLOW (arg0) - && ! TREE_CONSTANT_OVERFLOW (arg1) - && REAL_VALUES_IDENTICAL (TREE_REAL_CST (arg0), - TREE_REAL_CST (arg1))); + return REAL_VALUES_IDENTICAL (TREE_REAL_CST (arg0), + TREE_REAL_CST (arg1)); case VECTOR_CST: { tree v1, v2; - if (TREE_CONSTANT_OVERFLOW (arg0) - || TREE_CONSTANT_OVERFLOW (arg1)) - return 0; - v1 = TREE_VECTOR_CST_ELTS (arg0); v2 = TREE_VECTOR_CST_ELTS (arg1); while (v1 && v2) |