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-rw-r--r--gas/doc/as.texinfo3
1 files changed, 2 insertions, 1 deletions
diff --git a/gas/doc/as.texinfo b/gas/doc/as.texinfo
index 36c2207..bedb4d5 100644
--- a/gas/doc/as.texinfo
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@@ -627,7 +627,8 @@ Begin in alternate macro mode.
@item --compress-debug-sections
Compress DWARF debug sections using zlib. The debug sections are renamed
to begin with @samp{.zdebug}, and the resulting object file may not be
-compatible with older linkers and object file utilities.
+compatible with older linkers and object file utilities. Note if compression
+would make a given section @emph{larger} then it is not compressed or renamed.
@item --nocompress-debug-sections
Do not compress DWARF debug sections. This is the default.