X-Git-Url: https://git.saurik.com/bison.git/blobdiff_plain/06ec0105b12cdfa2994283e345154e6720354808..064e42b0aca1db0ca84b06b01cac5a40f3016591:/configure.ac

diff --git a/configure.ac b/configure.ac
index aec681ad..a4eb373e 100644
--- a/configure.ac
+++ b/configure.ac
@@ -111,6 +111,8 @@ if test "$enable_gcc_warnings" = yes; then
   # Warnings for the test suite only.
   gl_WARN_ADD([-Wundef], [WARN_CXXFLAGS_TEST])
   gl_WARN_ADD([-pedantic], [WARN_CXXFLAGS_TEST])
+  # Variants break strict aliasing analysis.
+  gl_WARN_ADD([-fno-strict-aliasing], [NO_STRICT_ALIAS_CXXFLAGS])
   CXXFLAGS=$save_CXXFLAGS
   AC_LANG_POP([C++])
 fi