Fix 'anonymous type with no linkage used to declare variable' C++ error

(fix of commit 8086c72)

Issue #201 (bdwgc).

* tests/test.c (A): Give some name to struct.
* tools/setjmp_t.c (a): Likewise.

1 files changed, 1 insertions, 1 deletions

diff --git a/tools/setjmp_t.c b/tools/setjmp_t.c
index 2b4c4dc8..fffc65c6 100644
--- a/tools/setjmp_t.c
+++ b/tools/setjmp_t.c
@@ -55,7 +55,7 @@ int getpagesize(void)
   }
 #endif
 
-struct {
+struct a_s {
   char a_a;
   char * a_b;
 } a;