variants: avoid type punning issue

[bison.git] / configure.ac

diff --git a/configure.ac b/configure.ac
index f10dabc1ea9fc7daefc1ecbf5d9c10d656dcf82c..05a8d9209523a28c616668194bd6e156c29013d9 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -144,8 +144,6 @@ if test "$enable_gcc_warnings" = yes; then
   done
   # Clang++ 3.2+ reject C code generated by Flex.
   gl_WARN_ADD([-Wno-null-conversion], [WARN_NO_NULL_CONVERSION_CXXFLAGS])
-  # Variants break strict aliasing analysis.
-  gl_WARN_ADD([-fno-strict-aliasing], [NO_STRICT_ALIAS_CXXFLAGS])
   CXXFLAGS=$save_CXXFLAGS
   AC_LANG_POP([C++])
 fi