1999-09-12 Donn Terry <donn@interix.com>

	* libbfd.c (bfd_log2): Rewrite to avoid infinite loop if most
	significant bit is set.

diff --git a/bfd/ChangeLog b/bfd/ChangeLog
index bf74059a7ef5a5157bb75fd3f5e4f005395e2015..7d00945bc22edc5261419dc2e170157215bf8b2a 100644 (file)
--- a/bfd/ChangeLog
+++ b/bfd/ChangeLog
@@ -1,3 +1,8 @@
+1999-09-12  Donn Terry  <donn@interix.com>
+
+       * libbfd.c (bfd_log2): Rewrite to avoid infinite loop if most
+       significant bit is set.
+
 1999-09-11  Ian Lance Taylor  <ian@zembu.com>
 
        * coff-ppc.c (COFF_SECTION_ALIGNMENT_ENTRIES): Define.

diff --git a/bfd/libbfd.c b/bfd/libbfd.c
index d2baa5b3a2c927cd9739a1db7f2404946dc95633..9620cda70686d7688e92d64fa9a4510cfae0adcf 100644 (file)
--- a/bfd/libbfd.c
+++ b/bfd/libbfd.c
@@ -1260,7 +1260,7 @@ bfd_log2 (x)
 {
   unsigned int result = 0;
 
-  while ((((bfd_vma) 1) << result) < x)
+  while ((x = (x >> 1)) != 0)
     ++result;
   return result;
 }