Update tests for `[Driver] -###: exit with code 1 if hasErrorOccurred`

fix.py

#!/usr/bin/env python3
import re, subprocess, sys

def main():
    for line in open(sys.argv[1]).readlines():
        line = line.strip()
        m = re.match(r'Clang :: (.*)', line)
        if not m: continue
        name = m.group(1)
        print(name)
        while 1:
            from ipdb import set_trace as bp
            sub = subprocess.run(['/tmp/Rel/bin/llvm-lit', '-vv', name], capture_output=True)
            if sub.returncode == 0: break
            lineno = -1
            for l in sub.stdout.decode().splitlines():
                m = re.search(r"'RUN: at line (\d+)", l)
                if m:
                    lineno = int(m.group(1))
            bad = False
            print('line', lineno)
            with open(name, 'r+') as f:
                lines = f.readlines()
                if '%clang' in lines[lineno-1]:
                    lines[lineno-1] = lines[lineno-1].replace('%clang', 'not %clang')
                elif '%clang' in lines[lineno]:
                    lines[lineno] = lines[lineno].replace('%clang', 'not %clang')
                else:
                    bad = True
                    print(f'cannot fix {name}, no %clang')
                    print(lines[lineno-1])
                    break
                f.seek(0)
                f.write(''.join(lines))
            if bad:
                print(f'cannot fix {name}, no %clang')
                break

main()