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from a040ca7 print_rtx_function: integrate dumping of the CFG into the insn chain new 9b20a77 rs6000: Warn for "GCC vector passed by reference" only with -Wpsabi new 9be1049 separate shrink-wrap: New command-line flag, status flag, hoo [...] new b1db8be dce: Don't dead-code delete separately wrapped restores new 1214505 regrename: Don't rename restores new 401ff9c Define std::sample for C++17 new f6ec942 shrink-wrap: Shrink-wrapping for separate components new 7a56b3f Minor reformatting. new 14fdd09 rs6000: Separate shrink-wrapping new ef51c56 shrink-wrap: Testcases for separate shrink-wrapping new f160591 runtime: copy Go 1.7 runtime semaphore code

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Summary of changes: gcc/ChangeLog | 72 ++ gcc/ada/sem.adb | 13 +- gcc/common.opt | 4 + gcc/config/rs6000/rs6000.c | 273 +++++++- gcc/dce.c | 9 + gcc/doc/invoke.texi | 11 +- gcc/doc/tm.texi | 63 ++ gcc/doc/tm.texi.in | 38 ++ gcc/emit-rtl.h | 4 + gcc/function.c | 15 +- gcc/go/gofrontend/MERGE | 2 +- gcc/regrename.c | 7 + gcc/shrink-wrap.c | 741 +++++++++++++++++++++ gcc/shrink-wrap.h | 1 + gcc/target.def | 57 ++ gcc/testsuite/ChangeLog | 6 + .../gcc.target/powerpc/shrink-wrap-separate-0.c | 22 + .../gcc.target/powerpc/shrink-wrap-separate-1.c | 18 + .../gcc.target/powerpc/shrink-wrap-separate-2.c | 26 + libgo/Makefile.am | 1 - libgo/Makefile.in | 4 +- libgo/go/runtime/sema.go | 358 ++++++++++ libgo/runtime/proc.c | 5 +- libgo/runtime/runtime.h | 6 +- libgo/runtime/sema.goc | 470 ------------- libstdc++-v3/ChangeLog | 9 + libstdc++-v3/doc/html/manual/bugs.html | 9 + libstdc++-v3/doc/html/manual/status.html | 6 +- libstdc++-v3/doc/xml/manual/status_cxx2017.xml | 11 + libstdc++-v3/include/bits/stl_algo.h | 80 +++ libstdc++-v3/include/experimental/algorithm | 53 +- libstdc++-v3/testsuite/25_algorithms/sample/1.cc | 110 +++ 32 files changed, 1948 insertions(+), 556 deletions(-) create mode 100644 gcc/testsuite/gcc.target/powerpc/shrink-wrap-separate-0.c create mode 100644 gcc/testsuite/gcc.target/powerpc/shrink-wrap-separate-1.c create mode 100644 gcc/testsuite/gcc.target/powerpc/shrink-wrap-separate-2.c create mode 100644 libgo/go/runtime/sema.go delete mode 100644 libgo/runtime/sema.goc create mode 100644 libstdc++-v3/testsuite/25_algorithms/sample/1.cc