cbuild successfully built this on x86_64-precise-cbuild445-oort1-xcortexa15hfr1.

The build results are available at:
 http://cbuild.validation.linaro.org/build/gcc-linaro-4.7+bzr115042~matthew-gretton-dann~4.7-jan13-merge/logs/x86_64-precise-cbuild445-oort1-xcortexa15hfr1

-FAIL: gcc.dg/di-sync-multithread.c execution test
+PASS: gcc.dg/di-sync-multithread.c execution test
+PASS: gcc.dg/pr54121.c (test for excess errors)
+PASS: gfortran.dg/transfer_intrinsic_4.f  -O  (test for excess errors)
+PASS: g++.dg/abi/anon1.C -std=c++11  scan-assembler-not globl
+PASS: g++.dg/abi/anon1.C -std=c++11 (test for excess errors)
+PASS: g++.dg/abi/anon1.C -std=c++98  scan-assembler-not globl
+PASS: g++.dg/abi/anon1.C -std=c++98 (test for excess errors)
+PASS: g++.dg/cpp0x/constexpr-initlist6.C (test for excess errors)
+PASS: g++.dg/cpp0x/fntmpdefarg4.C (test for excess errors)
+PASS: g++.dg/cpp0x/initlist-pure.C (test for excess errors)
+PASS: g++.dg/cpp0x/lambda/lambda-conv6.C (test for excess errors)
+PASS: g++.dg/cpp0x/lambda/lambda-initlist2.C (test for excess errors)
-PASS: g++.dg/other/abstract3.C -std=c++11  (test for errors, line 11)
-PASS: g++.dg/other/abstract3.C -std=c++98  (test for errors, line 11)
+PASS: g++.dg/template/array24.C -std=c++11 (test for excess errors)
+PASS: g++.dg/template/array24.C -std=c++98 (test for excess errors)
+PASS: g++.dg/template/array25.C -std=c++11 (test for excess errors)
+PASS: g++.dg/template/array25.C -std=c++98 (test for excess errors)
+PASS: g++.dg/template/meminit3.C -std=c++11 (test for excess errors)
+PASS: g++.dg/template/meminit3.C -std=c++98 (test for excess errors)
+PASS: g++.dg/template/typedef40.C -std=c++11 (test for excess errors)
+PASS: g++.dg/template/typedef40.C -std=c++98 (test for excess errors)
+PASS: g++.dg/torture/pr55355.C  -O0  (test for excess errors)
+PASS: g++.dg/torture/pr55355.C  -O1  (test for excess errors)
+PASS: g++.dg/torture/pr55355.C  -O2 -flto -fno-use-linker-plugin -flto-partition=none  (test for excess errors)
+PASS: g++.dg/torture/pr55355.C  -O2 -flto -fuse-linker-plugin -fno-fat-lto-objects  (test for excess errors)
+PASS: g++.dg/torture/pr55355.C  -O2  (test for excess errors)
+PASS: g++.dg/torture/pr55355.C  -O3 -fomit-frame-pointer  (test for excess errors)
+PASS: g++.dg/torture/pr55355.C  -O3 -g  (test for excess errors)
+PASS: g++.dg/torture/pr55355.C  -Os  (test for excess errors)
+PASS: g++.dg/warn/Wunused-var-19.C (test for excess errors)
-PASS: 21_strings/basic_string/pthread4.cc execution test
+FAIL: 21_strings/basic_string/pthread4.cc execution test
-FAIL: 30_threads/lock/2.cc execution test
+PASS: 30_threads/lock/2.cc execution test
+UNSUPPORTED: 30_threads/thread/native_handle/cancel.cc
+WARNING: program timed out.
+WARNING: program timed out.

The full diff is at:
 http://cbuild.validation.linaro.org/build/gcc-linaro-4.7+bzr115042~matthew-gretton-dann~4.7-jan13-merge/logs/x86_64-precise-cbuild445-oort1-xcortexa15hfr1/testsuite-diff.txt

The full testsuite results are at:
 http://cbuild.validation.linaro.org/build/gcc-linaro-4.7+bzr115042~matthew-gretton-dann~4.7-jan13-merge/logs/x86_64-precise-cbuild445-oort1-xcortexa15hfr1/gcc-testsuite.txt

cbuild-checked: x86_64-precise-cbuild445-oort1-xcortexa15hfr1