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author | Jing Yu <jingyu@google.com> | 2012-02-15 15:40:16 -0800 |
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committer | Jing Yu <jingyu@google.com> | 2012-02-15 15:40:16 -0800 |
commit | 3f73d6ef90458b45bbbb33ef4c2b174d4662a22d (patch) | |
tree | 1b5f0d96c51b51168b3713058a1b62e92f1136eb /gcc-4.6/libstdc++-v3/acinclude.m4 | |
parent | d7030123e04baab5dbff9c9ee04c0de99bd9a774 (diff) | |
download | toolchain_gcc-3f73d6ef90458b45bbbb33ef4c2b174d4662a22d.tar.gz toolchain_gcc-3f73d6ef90458b45bbbb33ef4c2b174d4662a22d.tar.bz2 toolchain_gcc-3f73d6ef90458b45bbbb33ef4c2b174d4662a22d.zip |
Sync down FSF r184235@google/gcc-4_6_2-mobile branch
1) Get mostly new patches from FSF gcc-4.6 branch
2) Fix PR52129
3) Insert GNU-stack note for all ARM targets
Change-Id: I2b9926981210e517e4021242908074319a91d6bd
Diffstat (limited to 'gcc-4.6/libstdc++-v3/acinclude.m4')
-rw-r--r-- | gcc-4.6/libstdc++-v3/acinclude.m4 | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/gcc-4.6/libstdc++-v3/acinclude.m4 b/gcc-4.6/libstdc++-v3/acinclude.m4 index ed8b129c2..d6735e9b5 100644 --- a/gcc-4.6/libstdc++-v3/acinclude.m4 +++ b/gcc-4.6/libstdc++-v3/acinclude.m4 @@ -2861,10 +2861,15 @@ dnl dnl Add version tags to symbols in shared library (or not), additionally dnl marking other symbols as private/local (or not). dnl +dnl Sets libtool_VERSION, and determines shared library SONAME. +dnl +dnl This depends on GLIBCXX CHECK_LINKER_FEATURES, but without it assumes no. +dnl dnl --enable-symvers=style adds a version script to the linker call when dnl creating the shared library. The choice of version script is dnl controlled by 'style'. dnl --disable-symvers does not. +dnl dnl + Usage: GLIBCXX_ENABLE_SYMVERS[(DEFAULT)] dnl Where DEFAULT is either 'yes' or 'no'. Passing `yes' tries to dnl choose a default style based on linker characteristics. Passing @@ -3001,7 +3006,10 @@ changequote([,])dnl fi fi -# Everything parsed; figure out what file to use. +# For libtool versioning info, format is CURRENT:REVISION:AGE +libtool_VERSION=6:16:0 + +# Everything parsed; figure out what files and settings to use. case $enable_symvers in no) SYMVER_FILE=config/abi/pre/none.ver @@ -3012,6 +3020,7 @@ case $enable_symvers in [Define to use GNU versioning in the shared library.]) ;; gnu-versioned-namespace) + libtool_VERSION=7:0:0 SYMVER_FILE=config/abi/pre/gnu-versioned-namespace.ver AC_DEFINE(_GLIBCXX_SYMVER_GNU_NAMESPACE, 1, [Define to use GNU namespace versioning in the shared library.]) |