On 22/06/2022 07:24, Alexandre Oliva via Gcc-patches wrote:
+ } elseif { [istarget *-*-rtems*] } {
+ # Adding -Wl,--gc-sections would enable a few more tests to
+ # link, but all of them fail at runtime anyway, because the
+ # io_context ctor calls pipe(), which always fails, and thus
+ # the ctor throws a system error.
+ return "$flags -lbsd"
Using -Wl,--gc-sections is mandatory if you want to link against
libbsd.a. In general, it is recommended for RTEMS applications.
For pipe() support in RTEMS, you currently need the
#define CONFIGURE_IMFS_ENABLE_MKFIFO
application configuration option.
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