fix return value of wcs{,n}cmp for extreme wchar_t values

[musl] / include / sys / wait.h

diff --git a/include/sys/wait.h b/include/sys/wait.h
index d4b1f2e..8ced671 100644 (file)
--- a/include/sys/wait.h
+++ b/include/sys/wait.h
@@ -50,7 +50,7 @@ pid_t wait4 (pid_t, int *, int, struct rusage *);
 #define WSTOPSIG(s) WEXITSTATUS(s)
 #define WCOREDUMP(s) ((s) & 0x80)
 #define WIFEXITED(s) (!WTERMSIG(s))
-#define WIFSTOPPED(s) ((short)((((s)&0xffff)*0x10001)>>8) > 0x7f00)
+#define WIFSTOPPED(s) ((short)((((s)&0xffff)*0x10001U)>>8) > 0x7f00)
 #define WIFSIGNALED(s) (((s)&0xffff)-1U < 0xffu)
 #define WIFCONTINUED(s) ((s) == 0xffff)