···11-diff -Naur gcc-12.2.0/gcc/Makefile.in gcc-12.2.0-new/gcc/Makefile.in
22---- gcc-12.2.0/gcc/Makefile.in 2022-08-19 10:09:52.280658631 +0200
33-+++ gcc-12.2.0-new/gcc/Makefile.in 2023-05-04 14:35:44.401420184 +0200
44-@@ -3781,6 +3781,11 @@
55- fi; \
66- fi
77-88-+# We don't care about the order in which the info files are built, but
99-+# install-info doesn't support multiple parallel invocations writing to
1010-+# the same `dir-file`, so we have to disable parallelism for that reason:
1111-+.NOTPARALLEL: install-info
1212-+
1313- # Install the info files.
1414- # $(INSTALL_DATA) might be a relative pathname, so we can't cd into srcdir
1515- # to do the install.