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separateDebugInfo: pick changes from master

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This commit is contained in:
Vladimír Čunát
2015-09-23 13:56:29 +02:00
parent d3bdd8f461
commit 62f68203cc
1 changed files with 9 additions and 1 deletions
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10
pkgs/build-support/setup-hooks/separate-debug-info.sh
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@@ -30,7 +30,15 @@ _separateDebugInfo() {
# Extract the debug info.
header "separating debug info from $i (build ID $id)"
mkdir -p "$dst/${id:0:2}"
objcopy --only-keep-debug "$i" "$dst/${id:0:2}/${id:2}.debug"
objcopy --only-keep-debug "$i" "$dst/${id:0:2}/${id:2}.debug" --compress-debug-sections
strip --strip-debug "$i"
done
}
# - We might prefer to compress the debug info during link-time already,
# but our ld doesn't support --compress-debug-sections=zlib (yet).
# - Debug info may cause problems due to excessive memory usage during linking.
# Using -Wa,--compress-debug-sections should help with that;
# further interesting information: https://gcc.gnu.org/wiki/DebugFission
# - Another related tool: https://fedoraproject.org/wiki/Features/DwarfCompressor