[Boost-users] [thread] pthread/once.cpp doesn't compile for iOS

Subject: [Boost-users] [thread] pthread/once.cpp doesn't compile for iOS
From: Igor R (boost.lists_at_[hidden])
Date: 2014-05-14 05:22:36

I'm upgrading Boost in an iOS project form 1.53 to 1.55, and getting
the following error:

cc1plus: error in backend: Couldn't allocate input reg for constraint 'Q'!
cc1plus: error in backend: Couldn't allocate input reg for constraint 'Q'!
lipo: can't figure out the architecture type of:
/var/folders/j1/9fz1wymd0xs91683nq8gzwhr0000gn/T//ccBue08f.out
    "/Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/usr/bin/llvm-g++"
 -ftemplate-depth-128 -O3 -finline-functions -Wno-inline -Wall
-pedantic -gdwarf-2 -fexceptions -isysroot
/Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS6.1.sdk
-pthread -arch arm -Wextra -Wno-long-long -Wno-variadic-macros
-Wunused-function -arch armv7 -arch armv7s -fpermissive -pedantic
-DBOOST_ALL_NO_LIB=1 -DBOOST_ATOMIC_STATIC_LINK=1
-DBOOST_SYSTEM_STATIC_LINK=1 -DBOOST_THREAD_BUILD_LIB=1
-DBOOST_THREAD_DONT_USE_CHRONO -DBOOST_THREAD_POSIX -DNDEBUG
-D_LITTLE_ENDIAN  -I"." -c -o
"bin.v2/libs/thread/build/darwin-6.1~iphone/release/architecture-arm/link-static/macosx-version-iphone-6.1/target-os-iphone/threading-multi/pthread/once.o"
"libs/thread/src/pthread/once.cpp"

Is it a known issue? Is there a workaround?

Thanks.