patches/gcc/4.3.1/130-cross-compile.patch
author "Yann E. MORIN" <yann.morin.1998@anciens.enib.fr>
Mon Jan 03 23:40:22 2011 +0100 (2011-01-03)
changeset 2267 7af68e6083aa
parent 746 b150d6f590fc
permissions -rw-r--r--
libc-glibc: remove 2.3.6

This is an obsolete version which is no longer used by any sample (the only
user, the ia64 sample, has been removed).

It also makes the code path a bit complex, with twists just to accomodate
that version. Removing the version will make those twists go away, and
will ease commonalisation of glibc and eglibc in the future (hopefully!).

Signed-off-by: "Yann E. MORIN" <yann.morin.1998@anciens.enib.fr>
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Original patch from gentoo: gentoo/src/patchsets/gcc/4.3.1/gentoo/08_all_gcc-4.1-cross-compile.patch
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Some notes on the 'bootstrap with or without libc headers' debate:
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http://linuxfromscratch.org/pipermail/lfs-dev/2005-July/052409.html
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http://gcc.gnu.org/ml/gcc/2005-07/msg01195.html
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diff -durN gcc-4.3.1.orig/gcc/configure gcc-4.3.1/gcc/configure
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--- gcc-4.3.1.orig/gcc/configure	2008-05-21 10:54:15.000000000 +0200
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+++ gcc-4.3.1/gcc/configure	2008-06-10 14:57:42.000000000 +0200
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@@ -13283,7 +13283,7 @@
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 	    | powerpc*-*-*,powerpc64*-*-*)
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 		CROSS="$CROSS -DNATIVE_CROSS" ;;
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 	esac
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-elif test "x$TARGET_SYSTEM_ROOT" != x; then
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+elif test "x$TARGET_SYSTEM_ROOT" != x -o $build != $host; then
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         SYSTEM_HEADER_DIR=$build_system_header_dir
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 fi
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diff -durN gcc-4.3.1.orig/gcc/configure.ac gcc-4.3.1/gcc/configure.ac
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--- gcc-4.3.1.orig/gcc/configure.ac	2008-05-21 10:54:15.000000000 +0200
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+++ gcc-4.3.1/gcc/configure.ac	2008-06-10 14:57:42.000000000 +0200
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@@ -1749,7 +1749,7 @@
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 	    | powerpc*-*-*,powerpc64*-*-*)
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 		CROSS="$CROSS -DNATIVE_CROSS" ;;
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 	esac
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-elif test "x$TARGET_SYSTEM_ROOT" != x; then
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+elif test "x$TARGET_SYSTEM_ROOT" != x -o $build != $host; then
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         SYSTEM_HEADER_DIR=$build_system_header_dir 
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 fi
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diff -durN gcc-4.3.1.orig/gcc/unwind-dw2.c gcc-4.3.1/gcc/unwind-dw2.c
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--- gcc-4.3.1.orig/gcc/unwind-dw2.c	2007-07-25 20:14:57.000000000 +0200
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+++ gcc-4.3.1/gcc/unwind-dw2.c	2008-06-10 14:57:42.000000000 +0200
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@@ -334,9 +334,11 @@
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 }
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 #endif
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+#ifndef inhibit_libc
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 #ifdef MD_UNWIND_SUPPORT
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 #include MD_UNWIND_SUPPORT
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 #endif
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+#endif
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    42
 
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 /* Extract any interesting information from the CIE for the translation
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    unit F belongs to.  Return a pointer to the byte after the augmentation,