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-rw-r--r--source/arm-gcc.rst4
1 files changed, 4 insertions, 0 deletions
diff --git a/source/arm-gcc.rst b/source/arm-gcc.rst
index 129f5e6..4f9d825 100644
--- a/source/arm-gcc.rst
+++ b/source/arm-gcc.rst
@@ -67,6 +67,10 @@ link against `newlib <http://sourceware.org/newlib/>`_, a C standard
library intended for use with embedded applications. You are free to
include of any of its headers.
+Be advised, however, that a variety of syscalls may only be partially
+implemented, if at all. See the :ref:`libmaple` file syscalls.c and
+the newlib documentation for more details.
+
Switching from AVR-GCC
----------------------