[Bug tree-optimization/48805] ICE in rename_uses, at sese.c:533 while compiling qutecom 2.2 with -fgraphite-identity
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48805
--- Comment #4 from Sebastian Pop spop at gcc dot gnu.org 2011-07-26 18:47:51
UTC ---
Author: spop
Date: Tue Jul 26 18:47:44 2011
New Revision: 176801
URL: http://gcc.gnu.org/viewcvs?root=gccview=revrev=176801
Log:
Fix PR48805: Do not instantiate ADDR_EXPRs
With this patch we avoid instantiating ADDR_EXPR: it makes no sense
to translate b[i] into b[{0, +, 1}_1].
Bootstrapped and tested on amd64-linux.
2011-07-26 Sebastian Pop sebastian@amd.com
PR middle-end/48805
* tree-scalar-evolution.c (instantiate_scev_r): Return
chrec_dont_know for ADDR_EXPR.
* gcc.dg/graphite/id-pr48805.c: New.
Added:
trunk/gcc/testsuite/gcc.dg/graphite/id-pr48805.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/testsuite/ChangeLog
trunk/gcc/tree-scalar-evolution.c
[Bug tree-optimization/48805] ICE in rename_uses, at sese.c:533 while compiling qutecom 2.2 with -fgraphite-identity
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48805 Sebastian Pop spop at gcc dot gnu.org changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution||FIXED --- Comment #5 from Sebastian Pop spop at gcc dot gnu.org 2011-07-26 18:54:46 UTC --- Fixed.
[Bug tree-optimization/48805] ICE in rename_uses, at sese.c:533 while compiling qutecom 2.2 with -fgraphite-identity
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48805 Sebastian Pop spop at gcc dot gnu.org changed: What|Removed |Added Status|UNCONFIRMED |ASSIGNED Last reconfirmed||2011.07.23 14:44:29 CC||spop at gcc dot gnu.org AssignedTo|unassigned at gcc dot |spop at gcc dot gnu.org |gnu.org | Ever Confirmed|0 |1 --- Comment #3 from Sebastian Pop spop at gcc dot gnu.org 2011-07-23 14:44:29 UTC --- Patch http://gcc.gnu.org/ml/gcc-patches/2011-07/msg02047.html
[Bug tree-optimization/48805] ICE in rename_uses, at sese.c:533 while compiling qutecom 2.2 with -fgraphite-identity
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48805
bero at arklinux dot org changed:
What|Removed |Added
Attachment #24127|0 |1
is obsolete||
--- Comment #1 from bero at arklinux dot org 2011-04-28 13:55:57 UTC ---
Created attachment 24128
-- http://gcc.gnu.org/bugzilla/attachment.cgi?id=24128
Reduced test case
Reduced test case:
void *A(const void *a);
void C(void);
static void B(unsigned short a[])
{
long i, j, tmp;
for(i = 0; i 3; i++) {
for(j = 1; j = 3; j++)
tmp -= a[i - j];
a[i] = (unsigned short)(tmp 1);
}
}
void C(void)
{
unsigned short a[3], b[3];
B(b + 1);
A(a);
}
[Bug tree-optimization/48805] ICE in rename_uses, at sese.c:533 while compiling qutecom 2.2 with -fgraphite-identity
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48805 --- Comment #2 from bero at arklinux dot org 2011-04-28 13:56:59 UTC --- gcc 4.6.1 svn rev. 173053 cloog 0.16.2 isl 0.06 ppl 0.11
