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gcc: update to version 7.4.0, Add config options

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for coping libc.a, libpthread.a and libstdc++ to target.
Add config option to eliminate need for -lstdc++ and -lgcc_pic
switches when linking statically

Signed-off-by: Noble Pepper <noblepepper@gmail.com>
This commit is contained in:
Noble Pepper
2019-06-25 08:18:06 -05:00
parent aa2bbd6286
commit 368bde61ab
46 changed files with 644 additions and 1373 deletions
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devel/gcc/patches/870-ppc_no_crtsavres.patch
+8 -1
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@@ -1,6 +1,13 @@
commit d8c570a1531035c3e26bcd94741e5f5b9c36b5d9
Author: Felix Fietkau <nbd@openwrt.org>
Date: Mon Mar 5 00:51:01 2012 +0000
gcc: do not emit references to _savegpr_* and _restgpr_* on powerpc, as they are tricky to deal with wrt. libgcc. they cannot be linked dynamically
SVN-Revision: 30814
--- a/gcc/config/rs6000/rs6000.c
+++ b/gcc/config/rs6000/rs6000.c
@@ -21500,7 +21500,7 @@ rs6000_savres_strategy (rs6000_stack_t *
@@ -26981,7 +26981,7 @@ rs6000_savres_strategy (rs6000_stack_t *
/* Define cutoff for using out-of-line functions to save registers. */
if (DEFAULT_ABI == ABI_V4 || TARGET_ELF)
{