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-rw-r--r--ChangeLog6
-rw-r--r--configure.in6
2 files changed, 10 insertions, 2 deletions
diff --git a/ChangeLog b/ChangeLog
index c624bac06c..5906557ba6 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+Thu Jan 20 23:44:00 2011 KOSAKI Motohiro <kosaki.motohiro@gmail.com>
+
+ * configure.in: Fix rb_cv_va_args_macro was broken. We are using
+ -Werror=implicit-function-declaration compile option. therefore
+ we need a function declaration explicitly.
+
Thu Jan 20 23:58:02 2011 Tanaka Akira <akr@fsij.org>
* node.h: parenthesize macro arguments.
diff --git a/configure.in b/configure.in
index c25296639c..7d9bf1c06b 100644
--- a/configure.in
+++ b/configure.in
@@ -760,8 +760,10 @@ if test "$rb_cv_stdarg" = yes; then
fi
AC_CACHE_CHECK(for variable length macro, rb_cv_va_args_macro,
- [AC_TRY_COMPILE([@%:@define FOO(a, ...) foo(a, @%:@@%:@__VA_ARGS__)],
- [FOO(1);FOO(1,2);FOO(1,2,3);],
+ [AC_TRY_COMPILE([
+int foo(int x, ...);
+@%:@define FOO(a, ...) foo(a, @%:@@%:@__VA_ARGS__)
+], [FOO(1);FOO(1,2);FOO(1,2,3);],
rb_cv_va_args_macro=yes,
rb_cv_va_args_macro=no)])
if test "$rb_cv_va_args_macro" = yes; then