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-rw-r--r--libstdc++-v3/acinclude.m413
1 files changed, 12 insertions, 1 deletions
diff --git a/libstdc++-v3/acinclude.m4 b/libstdc++-v3/acinclude.m4
index e7ffacc..46a5532 100644
--- a/libstdc++-v3/acinclude.m4
+++ b/libstdc++-v3/acinclude.m4
@@ -729,7 +729,7 @@ AC_DEFUN([GLIBCXX_EXPORT_FLAGS], [
# OPTIMIZE_CXXFLAGS = -O3 -fstrict-aliasing -fvtable-gc
AC_SUBST(OPTIMIZE_CXXFLAGS)
- WARN_FLAGS='-Wall -Wextra -Wwrite-strings -Wcast-qual'
+ WARN_FLAGS='-Wall -Wextra -Wwrite-strings -Wcast-qual -Wabi'
AC_SUBST(WARN_FLAGS)
])
@@ -3591,6 +3591,17 @@ AC_SUBST(python_mod_dir)
GLIBCXX_CONDITIONAL(ENABLE_PYTHONDIR, test $python_mod_dir != no)
])
+dnl
+dnl Check to see if -Werror is disabled.
+dnl
+dnl --enable-werror/--disable-werror
+AC_DEFUN([GLIBCXX_ENABLE_WERROR], [
+ AC_MSG_CHECKING([for -Werror])
+ GLIBCXX_ENABLE(werror,$1,,[turns on -Werror])
+ AC_MSG_RESULT($enable_werror)
+ GLIBCXX_CONDITIONAL(ENABLE_WERROR, test $enable_werror = yes)
+])
+
# Macros from the top-level gcc directory.
m4_include([../config/gc++filt.m4])