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You can specify command line options by setting the value
of the ARMCC environment variable.
The syntax is identical to the command line syntax. The assembler
reads the value of nn_ASMOPTARMCC and
inserts it at the front of the command string. This means that options specified
in nn_ASMOPTARMCC can
be overridden by arguments on the command line.nn_ASMOPT
- Concepts
Introducing the ARM Compiler toolchain: