patches/binutils/2.21.1a/300-012_check_ldrunpath_length.patch
author "Bryan Hundven" <bryanhundven@gmail.com>
Thu Mar 01 15:23:49 2012 -0800 (2012-03-01)
changeset 2909 28ac8fbd9e6a
permissions -rw-r--r--
libg/eglibc: add updated eglibc 2.15

Includes a patch to remove __builtin_expect test:

In eglibc-2.15, the build breaks in configure while testing
for the existance of __builtin_expect. It fails with newer
versions of gcc.

This patch is a modification of an upstream change in glibc
mainline (to be 2.16) to fix the following error:

[CFG ] checking for __builtin_expect... no
[ERROR] configure: error: support for __builtin_expect needed

http://sourceware.org/git/?p=glibc.git;a=commit;h=3857022a761ea7251f8e5c0e45d382ebc3e34cf9

Signed-off-by: Bryan Hundven <bryanhundven@gmail.com>
[yann.morin.1998@free.fr: coalesce both patches into a single changeset]
Signed-off-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
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diff -durN binutils-2.21.1.orig/ld/emultempl/elf32.em binutils-2.21.1/ld/emultempl/elf32.em
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--- binutils-2.21.1.orig/ld/emultempl/elf32.em	2011-06-27 09:39:14.000000000 +0200
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+++ binutils-2.21.1/ld/emultempl/elf32.em	2011-09-12 13:39:08.808908274 +0200
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@@ -1272,6 +1272,8 @@
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 	      && command_line.rpath == NULL)
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 	    {
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 	      lib_path = (const char *) getenv ("LD_RUN_PATH");
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+	      if ((lib_path) && (strlen (lib_path) == 0))
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+	      	lib_path = NULL;
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 	      if (gld${EMULATION_NAME}_search_needed (lib_path, &n,
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 						      force))
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 		break;
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@@ -1499,6 +1501,8 @@
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   rpath = command_line.rpath;
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   if (rpath == NULL)
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     rpath = (const char *) getenv ("LD_RUN_PATH");
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+  if ((rpath) && (strlen (rpath) == 0))
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+  	rpath = NULL;
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   for (abfd = link_info.input_bfds; abfd; abfd = abfd->link_next)
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     if (bfd_get_flavour (abfd) == bfd_target_elf_flavour)