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-rw-r--r--usr/src/cmd/ast/README.ast5
1 files changed, 5 insertions, 0 deletions
diff --git a/usr/src/cmd/ast/README.ast b/usr/src/cmd/ast/README.ast
index e9ad2cfff8..9d4a524e56 100644
--- a/usr/src/cmd/ast/README.ast
+++ b/usr/src/cmd/ast/README.ast
@@ -16,3 +16,8 @@ The FEATURE files can be re-generated based on the current contents of
proto using 'make _feature' in this directory. This should be done after
adding new features to the standard libraries that AST can detect and use.
This needs to be done for all supported architectures.
+
+Note that for the moment, as long as building gate using gcc 4.4.4 as the
+primary compiler is supported, libast/i386/FEATURE/aso has some additional
+local edits to use the appropriate atomic ops for 32-bit objects built
+with this version of gcc.