Add placeholder -Wself-assign flag for compatibility with other branches.
Add -Wself-assign to common.opts so that invocations of gcc with the flag
do not cause compilation to fail. The flag is silently ignored.
OK for google/integration?
gcc/ChangeLog.google-integration:
2011-05-24 Simon Baldwin <sim...@google.com>
* common.opt (-Wself-assign): New placeholder flag.
Index: gcc/common.opt
===================================================================
--- gcc/common.opt (revision 174116)
+++ gcc/common.opt (working copy)
@@ -561,6 +561,13 @@ Wpadded
Common Var(warn_padded) Warning
Warn when padding is required to align structure members
+; FIXME. The following -Wself-assign flag is a placeholder to prevent
+; confusing the compiler when applications are built with these flags.
+; Actual support for this flag is found in the google/main branch.
+Wself-assign
+Common Var(warn_self_assign) Init(0) Warning
+Warn when a variable is assigned to itself
+
Wshadow
Common Var(warn_shadow) Warning
Warn when one local variable shadows another
