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#!/bin/bash
# This script is a helper to bisect GCC regressions.
# Inputs (as env. variables):
# EXP: name of .exp file to run
# TESTNAME: name of test to run
# TARGET
# CPU
# FPU
# MODE
# SIMU
# TARGETBOARD: additional test flags
# Check if the variable NAME is set
check_set()
{
name=$1
eval val=\$${name}
[ x$val = x ] && echo $1 not set && exit 1
}
check_set EXP
check_set TESTNAME
check_set TARGET
#check_set CPU
#check_set FPU
#check_set MODE
#check_set SIMU
REV=$(git show --format=%H -s BISECT_HEAD)
echo AT `date` BISECT TRYING: ${REV}
set -x
cd ${RUNDIR}
${ABE}/abe.sh --target ${TARGET} gcc=gcc.git@${REV} --set runtestflags="${EXP}=${TESTNAME}" --build all --check gcc --excludecheck gdb >& gcc-${REV}.log
[ $? -ne 0 ] && exit 125
sums=`find builds/*/${TARGET}/gcc.git~master_rev_${REV}-stage2/ -name "*.sum"`
grep ${TESTNAME} $sums | grep FAIL && exit 1 # FAILED
grep ${TESTNAME} $sums | grep PASS && exit 0 # SUCCESS
exit 125 # If no PASS, something went wrong
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