Linaro GCC 4.6 and 4.5 2011.09 released background image

Linaro GCC 4.6 and 4.5 2011.09 released

Fathi Boudra
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1 min read

The Linaro Toolchain Working Group is pleased to announce the 2011.09 release of both Linaro GCC 4.6 and Linaro GCC 4.5.

Linaro GCC 4.6 2011.09-1 is the seventh release in the 4.6 series. Based off the latest GCC 4.6.1+svn178681, it contains a range of vectoriser and core performance improvements as well as fixing a number of bugs.

Interesting changes include:

  • Updates to 4.6.1+svn178681
  • Improves performance by making better use of conditional compares
  • Improves performance by properly scheduling widening multiplies
  • Improves size and speed by improving constant generation in Thumb-2
  • Implements support for widening multiples in toe core
  • Improves vectorised code by reducing the over-promotion of intermediates
  • Improves performance by reducing redundant moves between VFP and Arm
  • Finishes off supporting the Android team in integrating Linaro GCC

Fixes:

  • LP: #823548 Can’t use -flto with skia
  • LP: #823711 libvirt version 0.9.2-4ubuntu8 failed to build on armel
  • LP: #827990 internal compiler error: in decode_addr_const, at varasm.c:2632
  • LP: #836401 ICE on a (b « negative-constant)
  • LP: #838994 ICE building perl w/ -marm
  • LP: #843775 ICE optimizing widening multiply-and-accumulate

Linaro GCC 4.5 2011.09 is the fourteenth release in the 4.5 series. Based off the latest GCC 4.5.3+svn178560, this is a maintenance focused release.

Interesting changes in 4.5 include:

  • Updates to 4.5.3+svn178560

Fixes:

  • LP: #823711 libvirt version 0.9.2-4ubuntu8 failed to build on armel

The source tarballs are available from: https://launchpad.net/gcc-linaro/+milestone/4.6-2011.09 https://launchpad.net/gcc-linaro/+milestone/4.5-2011.09

Downloads are available from the Linaro GCC page on Launchpad: https://launchpad.net/gcc-linaro

More information on the features and issues are available from the release page: https://launchpad.net/gcc-linaro/4.6/4.6-2011.09 https://launchpad.net/gcc-linaro/4.5/4.5-2011.09

Mailing list: http://lists.linaro.org/mailman/listinfo/linaro-toolchain

Bugs: https://bugs.launchpad.net/gcc-linaro/

Questions? https://ask.linaro.org/

Interested in commercial support? inquire at support@linaro.org

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