patches/libelf/0.8.13/100-fix-64-bit-detection.patch
author "Yann E. MORIN" <yann.morin.1998@free.fr>
Sat Jan 04 01:02:57 2014 +0100 (2014-01-04)
changeset 3271 c65dc9b98841
parent 1562 fdf936326ccd
permissions -rw-r--r--
cc/gcc: diable libsanitizer without NPTL

gcc-4.8 comes with a new library to sanitise memory access:
- heap-, stack-, and global-buffer overflow, use-after-free
- data-races between threads

This library requires some _np parts of the API, which are not
implemented in the (old) LinuxThreads, which is still available
in uClibc.

Since NPTL requires a i486 or above, i386 are stuck with using LT,
which precludes building the libsanitizer.

Disable libsanitizer, a bit like libatomic is.

Signed-off-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
Cc: Niels Penneman <niels@penneman.org>
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diff -dur libelf-0.8.10.orig/configure libelf-0.8.10/configure
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--- libelf-0.8.10.orig/configure	2007-09-07 14:08:06.000000000 +0200
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+++ libelf-0.8.10/configure	2008-10-23 22:43:19.000000000 +0200
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@@ -1595,7 +1595,7 @@
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   echo $ac_n "(cached) $ac_c" 1>&6
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 else
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   if test "$cross_compiling" = yes; then
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-  ac_cv_sizeof_long_long=0
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+  ac_cv_sizeof_long_long=8
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 else
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   cat > conftest.$ac_ext <<EOF
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 #line 1602 "configure"
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diff -dur libelf-0.8.10.orig/configure.in libelf-0.8.10/configure.in
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--- libelf-0.8.10.orig/configure.in	2007-09-07 14:07:59.000000000 +0200
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+++ libelf-0.8.10/configure.in	2008-10-23 22:43:10.000000000 +0200
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@@ -90,7 +90,7 @@
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 AC_CHECK_SIZEOF(short,2)
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 AC_CHECK_SIZEOF(int,4)
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 AC_CHECK_SIZEOF(long,4)
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-AC_CHECK_SIZEOF(long long,0)
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+AC_CHECK_SIZEOF(long long,8)
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 # Windows port
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 AC_CHECK_SIZEOF(__int64, 0)
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