Test whether libgcc or kernel defines __sync_bool_compare_and_swap_4.

[gcc.git] / libgo / config.h.in

diff --git a/libgo/config.h.in b/libgo/config.h.in
index 5422bdabd202f0c55bc61b208577ce3c244e8ff9..382362beb40c81e42cdb2a1b1ccd508dcce3c757 100644 (file)
--- a/libgo/config.h.in
+++ b/libgo/config.h.in
@@ -39,6 +39,10 @@
 /* Define to 1 if you have the `strsignal' function. */
 #undef HAVE_STRSIGNAL
 
+/* Define to 1 if the compiler provides the __sync_bool_compare_and_swap
+   function for uint32 */
+#undef HAVE_SYNC_BOOL_COMPARE_AND_SWAP_4
+
 /* Define to 1 if you have the <syscall.h> header file. */
 #undef HAVE_SYSCALL_H