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authorPatrick McDermott <patrick.mcdermott@libiquity.com>2019-07-31 02:17:44 (EDT)
committer Patrick McDermott <patrick.mcdermott@libiquity.com>2019-07-31 02:17:44 (EDT)
commitbdf5b1f97d3841107db1479ebf4cbf73257a6d5b (patch)
tree6a211f32d045d0904d9d075719a99555c9f997b8 /m4
parentaebc4bfde332ff50b220af6c93383fcf7e1d53d7 (diff)
Revert "build: Disable address sanitization by default"
This reverts commit 0c9789c85ca4542697fbfae82f1ed412ab2b2dbe.
Diffstat (limited to 'm4')
-rw-r--r--m4/gcc_version.m438
1 files changed, 38 insertions, 0 deletions
diff --git a/m4/gcc_version.m4 b/m4/gcc_version.m4
new file mode 100644
index 0000000..9e16450
--- /dev/null
+++ b/m4/gcc_version.m4
@@ -0,0 +1,38 @@
+dnl Copied from GNU Coreutils configure.ac
+dnl
+dnl The 17 lines are probably too trivial to be copyrightable, but just in case:
+dnl
+dnl Copyright (C) 1991-2017 Free Software Foundation, Inc.
+dnl
+dnl This program is free software: you can redistribute it and/or modify
+dnl it under the terms of the GNU General Public License as published by
+dnl the Free Software Foundation, either version 3 of the License, or
+dnl (at your option) any later version.
+dnl
+dnl This program is distributed in the hope that it will be useful,
+dnl but WITHOUT ANY WARRANTY; without even the implied warranty of
+dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+dnl GNU General Public License for more details.
+dnl
+dnl You should have received a copy of the GNU General Public License
+dnl along with this program. If not, see <https://www.gnu.org/licenses/>.
+dnl
+dnl Written by Jim Meyering.
+
+# gl_GCC_VERSION_IFELSE([major], [minor], [run-if-found], [run-if-not-found])
+# ------------------------------------------------
+# If $CPP is gcc-MAJOR.MINOR or newer, then run RUN-IF-FOUND.
+# Otherwise, run RUN-IF-NOT-FOUND.
+AC_DEFUN([gl_GCC_VERSION_IFELSE],
+ [AC_PREPROC_IFELSE(
+ [AC_LANG_PROGRAM(
+ [[
+#if ($1) < __GNUC__ || (($1) == __GNUC__ && ($2) <= __GNUC_MINOR__)
+/* ok */
+#else
+# error "your version of gcc is older than $1.$2"
+#endif
+ ]]),
+ ], [$3], [$4])
+ ]
+)