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Date:      Wed, 15 Jan 2020 15:59:32 +0000 (UTC)
From:      Kyle Evans <kevans@FreeBSD.org>
To:        src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org
Subject:   svn commit: r356761 - head/sys/conf
Message-ID:  <202001151559.00FFxW07065618@repo.freebsd.org>

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Author: kevans
Date: Wed Jan 15 15:59:32 2020
New Revision: 356761
URL: https://svnweb.freebsd.org/changeset/base/356761

Log:
  mips trampoline: don't bother with unwind tables
  
  The utility here seems somewhat limited, but clang will attempt to generate
  .eh_frame and actively fail in doing so. It is perhaps worth investigating
  why it's being generated in the first place (GCC doesn't do so), but this
  isn't a high priority.

Modified:
  head/sys/conf/Makefile.mips

Modified: head/sys/conf/Makefile.mips
==============================================================================
--- head/sys/conf/Makefile.mips	Wed Jan 15 15:31:35 2020	(r356760)
+++ head/sys/conf/Makefile.mips	Wed Jan 15 15:59:32 2020	(r356761)
@@ -81,6 +81,7 @@ ${KERNEL_KO}.tramp.bin: ${KERNEL_KO} $S/$M/$M/elf_tram
 	${CC} -O -nostdlib -I. -I$S ${TRAMP_EXTRA_FLAGS} ${TRAMP_LDFLAGS} -Xlinker \
 		-T -Xlinker ${LDSCRIPT_NAME}.tramp.noheader \
 		-DKERNNAME="\"${KERNEL_KO}.tmp\"" -DELFSIZE=${TRAMP_ELFSIZE} \
+		-fno-asynchronous-unwind-tables \
 		$S/$M/$M/inckern.S $S/$M/$M/elf_trampoline.c \
 		-o ${KERNEL_KO}.tramp.elf
 	${OBJCOPY} -S -O binary ${KERNEL_KO}.tramp.elf \



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