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Update compilation flags to exclude... #2

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Update compilation flags to exclude... #2

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8 changes: 8 additions & 0 deletions newlib/configure.host
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Original file line number Diff line number Diff line change
Expand Up @@ -305,6 +305,14 @@ case "${host_cpu}" in
machine_dir=xtensa
newlib_cflags="${newlib_cflags} -mlongcalls"
newlib_cflags="${newlib_cflags} -DREENTRANT_SYSCALLS_PROVIDED"
# ESP8266 has it's own malloc version, so don't provide a new one. User should either write a stub that calls os_malloc, or change linker script.
newlib_cflags="${newlib_cflags} -DMALLOC_PROVIDED"
# ESP8266 is low on memory, prefer size over speed seems obvious
newlib_cflags="${newlib_cflags} -DPREFER_SIZE_OVER_SPEED"
# Signals make no sense, as ESP8266 doesn't have a concept of processes, kill, etc.
newlib_cflags="${newlib_cflags} -DSIGNAL_PROVIDED"
# Abort tries to pull in signals and file io (writing to stdin), instead ESP8266 programmers should pull in their own abort stub.
newlib_cflags="${newlib_cflags} -DABORT_PROVIDED"
;;
z8k)
machine_dir=z8k
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