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-rw-r--r--configure.ac6
1 files changed, 4 insertions, 2 deletions
diff --git a/configure.ac b/configure.ac
index 8befd1d..b9fa1bc 100644
--- a/configure.ac
+++ b/configure.ac
@@ -73,17 +73,18 @@ AC_ARG_WITH([debug],
dnl ===========================
dnl Check for -Wl,--no-undefined or -Wl,-undefined,error support
dnl ===========================
+AC_LANG_PUSH([C++])
TMP_CXXFLAGS="$CXXFLAGS"
AC_MSG_CHECKING([whether CXX supports '-Wl,--no-undefined'])
CXXFLAGS="-Wall -Werror -Wl,--no-undefined"
-AC_COMPILE_IFELSE([AC_LANG_PROGRAM([])],
+AC_LINK_IFELSE([AC_LANG_PROGRAM([])],
[ AC_MSG_RESULT([yes])
NO_UNDEFINED_PARAM=-Wl,--no-undefined
],
[ AC_MSG_RESULT([no])
AC_MSG_CHECKING([whether CXX supports '-Wl,-undefined,error'])
CXXFLAGS="-Wall -Werror -Wl,-undefined,error"
- AC_COMPILE_IFELSE([AC_LANG_PROGRAM([])],
+ AC_LINK_IFELSE([AC_LANG_PROGRAM([])],
[AC_MSG_RESULT([yes])
NO_UNDEFINED_PARAM=-Wl,-undefined,error
],
@@ -94,6 +95,7 @@ AC_COMPILE_IFELSE([AC_LANG_PROGRAM([])],
]
)
CXXFLAGS="$TMP_CXXFLAGS"
+AC_LANG_POP([C++])
dnl ===========================
dnl Set up debug compile args if the user requested it