# $Id: Portfile 141182 2015-10-12 00:05:23Z jeremyhu@macports.org $

PortSystem      1.0
PortGroup       crossgcc 1.0
PortGroup       compiler_blacklist_versions 1.0

crossgcc.setup      arm-none-eabi 5.1.0
crossgcc.setup_libc newlib 1.20.0

revision        1
maintainers     gmail.com:stuartwesterman openmaintainer

checksums       gcc-${version}.tar.bz2 \
                rmd160  17a9623f384ce10415a603042e0592c9b4956078 \
                sha256  b7dafdf89cbb0e20333dbf5b5349319ae06e3d1a30bf3515b5488f7e89dca5ad \
                newlib-${crossgcc.libc_version}.tar.gz \
                sha1    65e7bdbeda0cbbf99c8160df573fd04d1cbe00d1 \
                rmd160  e36c5337a74633456b47d09594974c7dd7a9cc3e

# specific to ARM
configure.args-append --enable-interwork --disable-newlib-supplied-syscalls

# Failed to build with clang from Xcode 4.5
# fatal error: error in backend: ran out of registers during register allocation
compiler.blacklist {clang >= 421 < 422}

# GCC's arm target code contains bracket nesting exceeding clangs's default
# bracket limit.  (https://llvm.org/bugs/show_bug.cgi?id=19650)
if {[string match "*clang*" ${configure.compiler}]} {
    configure.cflags-append -fbracket-depth=512
    configure.cxxflags-append -fbracket-depth=512
}