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#!/bin/sh -e
# SPDX-License-Identifier: Apache-2.0
# (C) 2022 Domenico Andreoli
# Author: Domenico Andreoli <cavok@debian.org>
# Build an object with DWARF info and analyze it
if [ -z "$AUTOPKGTEST_TMP" ]; then
AUTOPKGTEST_TMP=$(mktemp -d)
trap "rm -rf $AUTOPKGTEST_TMP" 0 INT QUIT ABRT PIPE TERM
fi
gcc -g -c -o $AUTOPKGTEST_TMP/pahole.o pahole.c 2>&1
cd $AUTOPKGTEST_TMP
file pahole.o
echo "The 5 biggest data structures:"
pahole -s pahole.o | sort -k2 -nr | head -5
LLVM_OBJCOPY=objcopy pahole -JV pahole.o
objdump -h -j .BTF pahole.o
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