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CI: don't require Autoconf 2.71

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Akim Demaille
2021-08-19 09:27:13 +02:00
parent a70e75b8a4
commit 0a82bf5c07
3 changed files with 4 additions and 5 deletions
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2
.travis.yml
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@@ -44,6 +44,8 @@ jobs:
- git fetch --unshallow || true - git fetch --unshallow || true
- git submodule update --init --recursive - git submodule update --init --recursive
# As of 2021-08, we don't have Autoconf 2.71 on Ubuntu.
- sed -i 's/AC_PREREQ(\[2\.71\])/AC_PREREQ([2.69])/g' configure.ac
- ./bootstrap - ./bootstrap
- ./configure --enable-gcc-warnings || { cat config.log && false; } - ./configure --enable-gcc-warnings || { cat config.log && false; }
- make -j2 - make -j2

2
TODO
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@@ -517,6 +517,8 @@ https://github.com/scfc/bison-php/blob/master/data/lalr1.php
https://lists.gnu.org/r/bison-patches/2013-09/msg00000.html and following https://lists.gnu.org/r/bison-patches/2013-09/msg00000.html and following
** Multiple start symbols ** Multiple start symbols
Revert a70e75b8a41755ab96ab211a0ea111ac68a4aadd.
Would be very useful when parsing closely related languages. The idea is to Would be very useful when parsing closely related languages. The idea is to
declare several start symbols, for instance declare several start symbols, for instance

5
configure.ac
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@@ -15,11 +15,6 @@
# You should have received a copy of the GNU General Public License # You should have received a copy of the GNU General Public License
# along with this program. If not, see <https://www.gnu.org/licenses/>. # along with this program. If not, see <https://www.gnu.org/licenses/>.
# In order for some versions of Sun Studio to compile our C++ test cases
# correctly, we need Autoconf 2.64 or better to handle the restrict
# keyword in at least string.h from gnulib. We need Autoconf 2.68 or
# better to avoid a typo in the 'configure --help' entry for the YACC
# environment variable.
AC_PREREQ([2.71]) AC_PREREQ([2.71])
m4_pattern_forbid([^_?(gl_[A-Z]|AX_|BISON_)]) m4_pattern_forbid([^_?(gl_[A-Z]|AX_|BISON_)])
m4_pattern_allow([^BISON_USE_NLS$]) m4_pattern_allow([^BISON_USE_NLS$])