diff options
| -rw-r--r-- | tools/setjmp_t.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/tools/setjmp_t.c b/tools/setjmp_t.c index 106b1450..1db7381c 100644 --- a/tools/setjmp_t.c +++ b/tools/setjmp_t.c @@ -90,7 +90,10 @@ int main(void) volatile word sp; unsigned ps = GETPAGESIZE(); JMP_BUF b; - register int x = (int)strlen(a_str); /* 1, slightly disguised */ +# if !defined(__cplusplus) || __cplusplus < 201703L /* before c++17 */ + register +# endif + int x = (int)strlen(a_str); /* 1, slightly disguised */ static volatile int y = 0; sp = (word)(&sp); |