diff options
Diffstat (limited to 'gcc/tree-dfa.c')
| -rw-r--r-- | gcc/tree-dfa.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/gcc/tree-dfa.c b/gcc/tree-dfa.c index af167492de6..1406339a0fb 100644 --- a/gcc/tree-dfa.c +++ b/gcc/tree-dfa.c @@ -1,5 +1,6 @@ /* Data flow functions for trees. - Copyright (C) 2001, 2002, 2003, 2004, 2005, 2007 Free Software Foundation, Inc. + Copyright (C) 2001, 2002, 2003, 2004, 2005, 2007, 2008 Free Software + Foundation, Inc. Contributed by Diego Novillo <dnovillo@redhat.com> This file is part of GCC. @@ -724,7 +725,7 @@ add_referenced_var (tree var) /* Scan DECL_INITIAL for pointer variables as they may contain address arithmetic referencing the address of other variables. - Even non-constant intializers need to be walked, because + Even non-constant initializers need to be walked, because IPA passes might prove that their are invariant later on. */ if (DECL_INITIAL (var) /* Initializers of external variables are not useful to the @@ -911,7 +912,7 @@ get_ref_base_and_extent (tree exp, HOST_WIDE_INT *poffset, { tree csize = TYPE_SIZE (TREE_TYPE (TREE_OPERAND (exp, 0))); /* We need to adjust maxsize to the whole structure bitsize. - But we can subtract any constant offset seen sofar, + But we can subtract any constant offset seen so far, because that would get us out of the structure otherwise. */ if (maxsize != -1 && csize && host_integerp (csize, 1)) maxsize = TREE_INT_CST_LOW (csize) - bit_offset; @@ -949,7 +950,7 @@ get_ref_base_and_extent (tree exp, HOST_WIDE_INT *poffset, { tree asize = TYPE_SIZE (TREE_TYPE (TREE_OPERAND (exp, 0))); /* We need to adjust maxsize to the whole array bitsize. - But we can subtract any constant offset seen sofar, + But we can subtract any constant offset seen so far, because that would get us outside of the array otherwise. */ if (maxsize != -1 && asize && host_integerp (asize, 1)) maxsize = TREE_INT_CST_LOW (asize) - bit_offset; @@ -1060,7 +1061,7 @@ refs_may_alias_p (tree ref1, tree ref2) /* If both references are based on different variables, they cannot alias. If both references are based on the same variable, they cannot alias if - if the accesses do not overlap. */ + the accesses do not overlap. */ if (SSA_VAR_P (base1) && SSA_VAR_P (base2)) { |