Red Hat Bugzilla – Bug 65459
assembler warnings on ia64
Last modified: 2007-04-18 12:42:45 EDT
Description of Problem:
When compiling some files in teTeX the assembler complains about the
Version-Release number of selected component (if applicable):
Steps to Reproduce:
1. gcc -O2 -c testcase.c
/tmp/ccfUybZA.s: Assembler messages:
/tmp/ccfUybZA.s:154: Warning: Use of 'mov' may violate WAW dependency 'GR%, %
in 1 - 127' (impliedf), specific resource number is 16
/tmp/ccfUybZA.s:154: Warning: Only the first path encountering the conflict is
/tmp/ccfUybZA.s:153: Warning: This is the location of the conflicting usage
No assembler warnings.
See attached testcase.c, a preprocessed C file somewhat edited for brevity.
Created attachment 58425 [details]
This was a gas bug. It appears to be fixed in binutils 2.15.