File riscv-unwind-tables.patch of Package gcc12

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File riscv-unwind-tables.patch of Package gcc12

From 64746ef277b81dbf89d4692d94c28aba1c3072e4 Mon Sep 17 00:00:00 2001
From: Andreas Schwab <schwab@suse.de>
Date: Wed, 25 Jan 2023 12:00:09 +0100
Subject: [PATCH] riscv: Enable -fasynchronous_unwind_tables by default on
 Linux

gcc/:
	* common/config/riscv/riscv-common.cc
	(riscv_option_optimization_table)
	[TARGET_DEFAULT_ASYNC_UNWIND_TABLES]: Enable
	-fasynchronous_unwind_tables and -funwind-tables.
	* config.gcc (riscv*-*-linux*): Define
	TARGET_DEFAULT_ASYNC_UNWIND_TABLES.
---
 gcc/common/config/riscv/riscv-common.cc | 4 ++++
 gcc/config.gcc                          | 1 +
 2 files changed, 5 insertions(+)

diff --git a/gcc/common/config/riscv/riscv-common.cc b/gcc/common/config/riscv/riscv-common.cc
index 1501242e296..02be0eb3cb4 100644
--- a/gcc/common/config/riscv/riscv-common.cc
+++ b/gcc/common/config/riscv/riscv-common.cc
@@ -1295,6 +1295,10 @@ static const struct default_options riscv_option_optimization_table[] =
   {
     { OPT_LEVELS_1_PLUS, OPT_fsection_anchors, NULL, 1 },
     { OPT_LEVELS_2_PLUS, OPT_free, NULL, 1 },
+#if (TARGET_DEFAULT_ASYNC_UNWIND_TABLES == 1)
+    { OPT_LEVELS_ALL, OPT_fasynchronous_unwind_tables, NULL, 1 },
+    { OPT_LEVELS_ALL, OPT_funwind_tables, NULL, 1},
+#endif
     { OPT_LEVELS_NONE, 0, NULL, 0 }
   };
 
diff --git a/gcc/config.gcc b/gcc/config.gcc
index 58136821afc..a2c706a39a0 100644
--- a/gcc/config.gcc
+++ b/gcc/config.gcc
@@ -2452,6 +2452,7 @@ riscv*-*-linux*)
 	*) echo "Unknown value for enable_multilib"; exit 1
 	esac
 	tmake_file="${tmake_file} riscv/t-riscv riscv/t-linux"
+	tm_defines="${tm_defines} TARGET_DEFAULT_ASYNC_UNWIND_TABLES=1"
 	gnu_ld=yes
 	gas=yes
 	case $target in
-- 
2.39.1

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File riscv-unwind-tables.patch of Package gcc12

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