Restrict gcc.target/i386/spellcheck-options-5.c to Linux targets

[gcc.git] / libbacktrace / read.c

diff --git a/libbacktrace/read.c b/libbacktrace/read.c
index 010f8f26148e1ca7d364bf641954b58a22964e28..eb4852610223bb7d1fae40f4c4d96474af89a3d3 100644 (file)
--- a/libbacktrace/read.c
+++ b/libbacktrace/read.c
@@ -46,12 +46,18 @@ POSSIBILITY OF SUCH DAMAGE.  */
 
 int
 backtrace_get_view (struct backtrace_state *state, int descriptor,
-                   off_t offset, size_t size,
+                   off_t offset, uint64_t size,
                    backtrace_error_callback error_callback,
                    void *data, struct backtrace_view *view)
 {
   ssize_t got;
 
+  if ((uint64_t) (size_t) size != size)
+    {
+      error_callback (data, "file size too large", 0);
+      return 0;
+    }
+
   if (lseek (descriptor, offset, SEEK_SET) < 0)
     {
       error_callback (data, "lseek", errno);