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Diffstat (limited to 'gcc/ChangeLog')
| -rw-r--r-- | gcc/ChangeLog | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index c88bc83..cacec9a 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,14 @@ +2006-03-08 Jeff Law <law@redhat.com> + + * tree-vrp.c (infer_value_range): Only count pointer uses + and dereferences if -fdelete-null-pointer-checks is enabled. + + * tree-vrp.c (find_assert_locations): Infer value ranges for + single use pointers, but do not create ASSERT_EXPRs for them. + When a non-null range is inferred for a pointer, backwards + propagate that range to other equivalent pointers through the + use-def chain. + 2006-03-08 Paolo Bonzini <bonzini@gnu.org> PR bootstrap/26500 |