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crosstool-NG 1.19 fails to build gcc 4.6.2 on host gcc version 4.7.3

Message ID CADLBZ8te5xeVeLAD76H56XjHGWyqN1Biftbfw2GrN5uhpDfeMg@mail.gmail.com
State New
Headers show

Commit Message

Dmitry Rozenshteyn May 8, 2014, 8:59 a.m. UTC
Hi,

when building ARM toolchain,
gcc 4.6.2 build fails on  pass-1 core C compiler.

Host: Linux 3.8.0-35-generic i686, gcc 4.7.3
Target: cortex-a5

Issue is well-known: see http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51969

To fix need to add an extra patch file into
patches/gcc/4.6.2/

Proposed
patches/gcc/4.6.2/001-gcc-bug-51969.patch content:
---------------
Author: jakub
Date: Tue Feb 14 23:31:42 2012
New Revision: 184239

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=184239
Log:
PR bootstrap/51969
Backported from mainline
2011-11-08  Michael Matz  <matz@suse.de>

* gengtype.c (write_field_root): Avoid out-of-scope access of newv.

Modified:
    branches/gcc-4_6-branch/gcc/ChangeLog
    branches/gcc-4_6-branch/gcc/gengtype.c

---


-----------------------------------------------------------

Thanks,
Dmitry

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diff mbox

Patch

--- gcc-4_6-branch/gcc/gengtype.c 2012/02/14 23:26:47 184238
+++ gcc-4_6-branch/gcc/gengtype.c 2012/02/14 23:31:42 184239
@@ -3594,14 +3594,13 @@ 
   int has_length, struct fileloc *line, const char *if_marked,
   bool emit_pch, type_p field_type, const char *field_name)
 {
+  struct pair newv;
   /* If the field reference is relative to V, rather than to some
      subcomponent of V, we can mark any subarrays with a single stride.
      We're effectively treating the field as a global variable in its
      own right.  */
   if (v && type == v->type)
     {
-      struct pair newv;
-
       newv = *v;
       newv.type = field_type;
       newv.name = ACONCAT ((v->name, ".", field_name, NULL));