f94e02e6ae
.eh_frame sections confuse bpf tools, so -funwind-tables shouldn't be enabled there. There are other non-CPU arches where this could potentially cause problems, so be conservative and only enable this on CPU arches supported by Fedora. Resolves: rhbz#1970463
30 lines
951 B
Diff
30 lines
951 B
Diff
From c87abee7356b8fde81512ffceadd520776c465d2 Mon Sep 17 00:00:00 2001
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From: serge-sans-paille <sguelton@redhat.com>
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Date: Thu, 25 Feb 2021 14:09:29 +0100
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Subject: [PATCH] [PATCH][clang] Make -funwind-tables the default on all archs
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---
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clang/lib/Driver/ToolChains/Gnu.cpp | 6 ++++++
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1 file changed, 6 insertions(+)
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diff --git a/clang/lib/Driver/ToolChains/Gnu.cpp b/clang/lib/Driver/ToolChains/Gnu.cpp
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index a27841dc5985..7489e6785150 100644
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--- a/clang/lib/Driver/ToolChains/Gnu.cpp
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+++ b/clang/lib/Driver/ToolChains/Gnu.cpp
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@@ -2709,6 +2709,12 @@ bool Generic_GCC::IsUnwindTablesDefault(const ArgList &Args) const {
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case llvm::Triple::ppc64:
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case llvm::Triple::ppc64le:
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case llvm::Triple::x86_64:
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+
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+ // Enable -funwind-tables on all architectures supported by Fedora:
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+ // rhbz#1655546
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+ case llvm::Triple::x86:
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+ case llvm::Triple::systemz:
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+ case llvm::Triple::arm:
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return true;
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default:
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return false;
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--
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2.27.0
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