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-rw-r--r--INSTALL7
1 files changed, 7 insertions, 0 deletions
diff --git a/INSTALL b/INSTALL
index dac6178bac..dd5c34aadb 100644
--- a/INSTALL
+++ b/INSTALL
@@ -143,6 +143,13 @@ will be used, and CFLAGS sets optimization options for the compiler.
      additional security risks to the system and you should enable it
      only if you understand and accept those risks.
 
+`--disable-werror'
+     By default, the GNU C Library is built with `-Werror'.  If you wish
+     to build without this option (for example, if building with a newer
+     version of GCC than this version of the GNU C Library was tested
+     with, so new warnings cause the build with `-Werror' to fail), you
+     can configure with `--disable-werror'.
+
 `--build=BUILD-SYSTEM'
 `--host=HOST-SYSTEM'
      These options are for cross-compiling.  If you specify both