Bug report

Bug summary

Choosing the font "Free Serif".

Right parenthesis character ")" is not printed upon using fig.savefig().

It is correctly printed upon using plt.show().

Code for reproduction

import matplotlib.pyplot as plt
fig, ax = plt.subplots()
ax.text(s='(Some text)', x=0.5, y=0.5, fontname='freeserif')
fig.savefig('fig.pdf')

Actual outcome

Right parenthesis is not printed on pdf.

Expected outcome

All characters should be printed on pdf.

Matplotlib version

• Operating system: Fedora 31 Workstation
• Matplotlib version: 3.2.1
• Python version: 3.7.6