k0kubun	2018-09-16 22:22:00 +0900 (Sun, 16 Sep 2018)

  New Revision: 64762

  https://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=64762

  Log:
    addr2line.c: fix -Wmaybe-uninitialized
    
    ../addr2line.c: In function ?\226?\128?\152fill_lines?\226?\128?\153:
    ../addr2line.c:709:8: warning: ?\226?\128?\152file?\226?\128?\153 may be used uninitialized in this function [-Wmaybe-uninitialized]
         if (file != NULL) {
            ^
    ../addr2line.c:535:11: warning: ?\226?\128?\152filesize?\226?\128?\153 may be used uninitialized in this function [-Wmaybe-uninitialized]
         off_t filesize;
               ^~~~~~~~

  Modified files:
    trunk/addr2line.c
Index: addr2line.c
===================================================================
--- addr2line.c	(revision 64761)
+++ addr2line.c	(revision 64762)
@@ -532,8 +532,8 @@ fill_lines(int num_traces, void **traces https://github.com/ruby/ruby/blob/trunk/addr2line.c#L532
     ElfW(Shdr) *shdr, *shstr_shdr;
     ElfW(Shdr) *debug_line_shdr = NULL, *gnu_debuglink_shdr = NULL;
     int fd;
-    off_t filesize;
-    char *file;
+    off_t filesize = 0;
+    char *file = NULL;
     ElfW(Shdr) *symtab_shdr = NULL, *strtab_shdr = NULL;
     ElfW(Shdr) *dynsym_shdr = NULL, *dynstr_shdr = NULL;
     obj_info_t *obj = *objp;

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