Fix BRE typos in check-safety.sh
commit05967faf0e3df6aad07f0b05e138e86f82363deb
authorPaul Eggert <eggert@cs.ucla.edu>
Wed, 14 Sep 2022 05:10:45 +0000 (14 00:10 -0500)
committerPaul Eggert <eggert@cs.ucla.edu>
Wed, 14 Sep 2022 05:12:20 +0000 (14 00:12 -0500)
treeba5c4569fc54bcdc1f42cfce4223122679ec8060
parent2d7ed98add14f75041499ac189696c9bd3d757fe
Fix BRE typos in check-safety.sh

* manual/check-safety.sh: Fix BRE portability typos.
POSIX says \] produces undefined results.
manual/check-safety.sh