From b78fdf1a82347a0cc0ffda73cf4c7ef032ff6ea3 Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Tue, 21 Aug 2012 13:32:13 +0000
Subject: addr2line.c: suppress warnings

* addr2line.c (fill_lines): check file size overflow only if it is
  necessary, and suppress a sign-compare warning.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@36758 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 addr2line.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'addr2line.c')

diff --git a/addr2line.c b/addr2line.c
index b8d103eb7b..148dbc838c 100644
--- a/addr2line.c
+++ b/addr2line.c
@@ -458,11 +458,13 @@ fill_lines(int num_traces, void **traces, char **syms, int check_debuglink,
 	fprintf(stderr, "lseek: %s\n", strerror(e));
 	return;
     }
-    if (filesize > SIZE_MAX) {
+#if SIZEOF_OFF_T > SIZEOF_SIZE_T
+    if (filesize > (off_t)SIZE_MAX) {
 	close(fd);
 	fprintf(stderr, "Too large file %s\n", binary_filename);
 	return;
     }
+#endif
     lseek(fd, 0, SEEK_SET);
     /* async-signal unsafe */
     file = (char *)mmap(NULL, (size_t)filesize, PROT_READ, MAP_SHARED, fd, 0);
-- 
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