From 565a6476ffc155689d6ac16185a2208ca586078a Mon Sep 17 00:00:00 2001 From: Tristan Gingold Date: Fri, 10 Feb 2012 10:09:14 +0000 Subject: [PATCH] 2012-02-10 Tristan Gingold * elfnn-ia64.c (elfNN_vms_object_p): Change comparison operator to avoid infinite loop. Add comments. --- bfd/ChangeLog | 5 +++++ bfd/elfnn-ia64.c | 19 ++++++++++++++----- 2 files changed, 19 insertions(+), 5 deletions(-) diff --git a/bfd/ChangeLog b/bfd/ChangeLog index d85c9f5..c6e3159 100644 --- a/bfd/ChangeLog +++ b/bfd/ChangeLog @@ -1,3 +1,8 @@ +2012-02-10 Tristan Gingold + + * elfnn-ia64.c (elfNN_vms_object_p): Change comparison operator + to avoid infinite loop. Add comments. + 2012-02-09 H.J. Lu PR ld/13675 diff --git a/bfd/elfnn-ia64.c b/bfd/elfnn-ia64.c index 3e2ee0b..d70b28e 100644 --- a/bfd/elfnn-ia64.c +++ b/bfd/elfnn-ia64.c @@ -5036,18 +5036,27 @@ elfNN_vms_object_p (bfd *abfd) flagword flags; char *nname = NULL; - /* Find a section covering base_vma. */ + /* Find a section covering [base_vma;limit_vma) */ for (sec = abfd->sections; sec != NULL; sec = sec->next) { - if ((sec->flags & (SEC_ALLOC | SEC_LOAD)) == 0) + /* Skip uninteresting sections (either not in memory or + below base_vma. */ + if ((sec->flags & (SEC_ALLOC | SEC_LOAD)) == 0 + || sec->vma + sec->size <= base_vma) continue; - if (sec->vma <= base_vma && sec->vma + sec->size > base_vma) + if (sec->vma <= base_vma) { + /* This section covers (maybe partially) the beginning + of the range. */ base_vma = sec->vma + sec->size; goto again; } - if (sec->vma < next_vma && sec->vma + sec->size >= base_vma) - next_vma = sec->vma; + if (sec->vma < next_vma) + { + /* This section partially covers the end of the range. + Used to compute the size of the hole. */ + next_vma = sec->vma; + } } /* No section covering [base_vma; next_vma). Create a fake one. */ -- 2.7.4