[binutils-gdb] PR24689 again, string table corruption

Alan Modra amodra@sourceware.org
Sun Jun 23 13:44:00 GMT 2019


https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=14b2a8e4244a29208ad430167860a0f01b20f215

commit 14b2a8e4244a29208ad430167860a0f01b20f215
Author: Alan Modra <amodra@gmail.com>
Date:   Sun Jun 23 12:10:02 2019 +0930

    PR24689 again, string table corruption
    
    Depending on optimisation level and gcc version, git commit 890f750a3b
    introduces a false positive warning that i_shdrp may be used
    uninitialized.
    
    	PR 24689
    	* elfcode.h (elf_object_p): Warning fix.

Diff:
---
 bfd/ChangeLog | 5 +++++
 bfd/elfcode.h | 4 ----
 2 files changed, 5 insertions(+), 4 deletions(-)

diff --git a/bfd/ChangeLog b/bfd/ChangeLog
index bc7671e..964ab71 100644
--- a/bfd/ChangeLog
+++ b/bfd/ChangeLog
@@ -1,3 +1,8 @@
+2019-06-23  Alan Modra  <amodra@gmail.com>
+
+	PR 24689
+	* elfcode.h (elf_object_p): Warning fix.
+
 2019-06-21  Alan Modra  <amodra@gmail.com>
 
 	PR 24689
diff --git a/bfd/elfcode.h b/bfd/elfcode.h
index 5180f79..9a73c3b 100644
--- a/bfd/elfcode.h
+++ b/bfd/elfcode.h
@@ -749,11 +749,7 @@ elf_object_p (bfd *abfd)
 		  != 0))
 	    abfd->flags &= ~D_PAGED;
 	}
-    }
 
-  /* A further sanity check.  */
-  if (i_ehdrp->e_shnum != 0)
-    {
       if (i_ehdrp->e_shstrndx >= elf_numsections (abfd)
 	  || i_shdrp[i_ehdrp->e_shstrndx].sh_type != SHT_STRTAB)
 	{



More information about the Binutils-cvs mailing list