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--- configure.ac.orig 2024-09-14 20:01:39 UTC
+++ configure.ac
@@ -47,40 +47,40 @@ fi
fi
# -ftree-vectorize
-AC_MSG_CHECKING([whether compiler supports -ftree-vectorize])
-old_CXXFLAGS="$CXXFLAGS"
-CXXFLAGS="-ftree-vectorize"
-AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ ]])],
- AC_MSG_RESULT([yes])
- tree_vectorize="-ftree-vectorize",
- AC_MSG_RESULT([no])
- tree_vectorize=""
-)
-CXXFLAGS="$old_CXXFLAGS $tree_vectorize"
+#AC_MSG_CHECKING([whether compiler supports -ftree-vectorize])
+#old_CXXFLAGS="$CXXFLAGS"
+#CXXFLAGS="-ftree-vectorize"
+#AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ ]])],
+# AC_MSG_RESULT([yes])
+# tree_vectorize="-ftree-vectorize",
+# AC_MSG_RESULT([no])
+# tree_vectorize=""
+#)
+#CXXFLAGS="$old_CXXFLAGS $tree_vectorize"
# -ffast-math
-AC_MSG_CHECKING([whether compiler supports -ffast-math])
-old_CXXFLAGS="$CXXFLAGS"
-CXXFLAGS="-ffast-math"
-AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ ]])],
- AC_MSG_RESULT([yes])
- fast_math="-ffast-math",
- AC_MSG_RESULT([no])
- fast_math=""
-)
-CXXFLAGS="$old_CXXFLAGS $fast_math"
+#AC_MSG_CHECKING([whether compiler supports -ffast-math])
+#old_CXXFLAGS="$CXXFLAGS"
+#CXXFLAGS="-ffast-math"
+#AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ ]])],
+# AC_MSG_RESULT([yes])
+# fast_math="-ffast-math",
+# AC_MSG_RESULT([no])
+# fast_math=""
+#)
+#CXXFLAGS="$old_CXXFLAGS $fast_math"
# -std=c++20
-AC_MSG_CHECKING([whether compiler supports -std=c++20])
-old_CXXFLAGS="$CXXFLAGS"
-CXXFLAGS="-std=c++20"
-AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ ]])],
- AC_MSG_RESULT([yes])
- std_cpp14="-std=c++20",
- AC_MSG_RESULT([no])
- AC_MSG_ERROR([[Your compiler doesn't seem to support C++20, please upgrade]])
-)
-CXXFLAGS="$old_CXXFLAGS $std_cpp14"
+#AC_MSG_CHECKING([whether compiler supports -std=c++20])
+#old_CXXFLAGS="$CXXFLAGS"
+#CXXFLAGS="-std=c++20"
+#AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ ]])],
+# AC_MSG_RESULT([yes])
+# std_cpp14="-std=c++20",
+# AC_MSG_RESULT([no])
+# AC_MSG_ERROR([[Your compiler doesn't seem to support C++20, please upgrade]])
+#)
+CXXFLAGS="$old_CXXFLAGS -std=c++14"
# generic lambda expressions support
AC_MSG_CHECKING([whether compiler supports generic lambda expressions])
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