patches/gcc/3.4.6/200-all_sh-no-reorder-blocks.patch
author "Yann E. MORIN" <yann.morin.1998@anciens.enib.fr>
Thu Aug 07 13:28:02 2008 +0000 (2008-08-07)
changeset 763 f078be5961ec
parent 402 197e1b49586e
permissions -rw-r--r--
Fix building core C compiler.
PowerPC unveiled that you can't reliably build a target libgcc until you have C library headers.
In fact you can't build it at all. The fact that it did build for some architectures was purely coincidental, and a mistake.
This fix should still allow to build uClibc-based toolchains (some ARM uClibc toolchains were build-tested).

/trunk/scripts/build/cc_gcc.sh | 100 47 53 0 +++++++++++++++++++++++-------------------------
1 file changed, 47 insertions(+), 53 deletions(-)
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diff -durN gcc-3.4.6.orig/gcc/config/sh/sh.h gcc-3.4.6/gcc/config/sh/sh.h
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--- gcc-3.4.6.orig/gcc/config/sh/sh.h	2006-01-12 02:20:32.000000000 +0100
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+++ gcc-3.4.6/gcc/config/sh/sh.h	2007-08-15 23:03:09.000000000 +0200
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@@ -422,6 +422,10 @@
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 do {									\
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   if (LEVEL)								\
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     flag_omit_frame_pointer = -1;					\
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+  if (LEVEL <= 2)							\
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+    {									\
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+      flag_reorder_blocks = 0;						\
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+    }									\
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   if (SIZE)								\
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     target_flags |= SPACE_BIT;						\
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   if (TARGET_SHMEDIA && LEVEL > 1)					\