cc/gcc: backport upstream fix for GCC 4.7.0 bug 54494
authorFlorian Fainelli <f.fainelli@gmail.com>
Wed Sep 19 10:37:13 2012 +0200 (2012-09-19)
changeset 30504b4b765305da
parent 3049 f0ae157444dc
child 3051 a7e9fb84c7a0
cc/gcc: backport upstream fix for GCC 4.7.0 bug 54494

See http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54494, also has a serious
impact on the Linux/MIPS kernel build.

Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
patches/gcc/4.7.0/001-gcc-bug-54494.patch
     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/patches/gcc/4.7.0/001-gcc-bug-54494.patch	Wed Sep 19 10:37:13 2012 +0200
     1.3 @@ -0,0 +1,37 @@
     1.4 +URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=191025
     1.5 +Log:
     1.6 +2012-09-06  Andrew Pinski  <apinski@cavium.com>
     1.7 +
     1.8 +        PR tree-opt/54494
     1.9 +        * tree-inline.c (remap_gimple_op_r): Copy TREE_SIDE_EFFECTS also.
    1.10 +2012-09-06  Andrew Pinski  <apinski@cavium.com>
    1.11 +
    1.12 +        PR tree-opt/54494
    1.13 +        * gcc.dg/tree-ssa/strlen-1.c: New testcase.
    1.14 +
    1.15 +
    1.16 +Added:
    1.17 +    branches/gcc-4_7-branch/gcc/testsuite/gcc.dg/tree-ssa/strlen-1.c
    1.18 +      - copied unchanged from r191014,
    1.19 +trunk/gcc/testsuite/gcc.dg/tree-ssa/strlen-1.c
    1.20 +Modified:
    1.21 +    branches/gcc-4_7-branch/   (props changed)
    1.22 +    branches/gcc-4_7-branch/gcc/ChangeLog
    1.23 +    branches/gcc-4_7-branch/gcc/testsuite/ChangeLog
    1.24 +    branches/gcc-4_7-branch/gcc/tree-inline.c
    1.25 +
    1.26 +Propchange: branches/gcc-4_7-branch/
    1.27 +            ('svn:mergeinfo' modified)
    1.28 +
    1.29 +---
    1.30 +--- gcc-4_7-branch/gcc/tree-inline.c	2012/09/06 13:47:33	191024
    1.31 ++++ gcc-4_7-branch/gcc/tree-inline.c	2012/09/06 13:51:37	191025
    1.32 +@@ -871,6 +871,7 @@
    1.33 + 			     ptr, TREE_OPERAND (*tp, 1));
    1.34 + 	  TREE_THIS_NOTRAP (*tp) = TREE_THIS_NOTRAP (old);
    1.35 + 	  TREE_THIS_VOLATILE (*tp) = TREE_THIS_VOLATILE (old);
    1.36 ++	  TREE_SIDE_EFFECTS (*tp) = TREE_SIDE_EFFECTS (old);
    1.37 + 	  TREE_NO_WARNING (*tp) = TREE_NO_WARNING (old);
    1.38 + 	  *walk_subtrees = 0;
    1.39 + 	  return NULL;
    1.40 +