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Fix PR48805: Do not instantiate ADDR_EXPRs
authorspop <spop@138bc75d-0d04-0410-961f-82ee72b054a4>
Tue, 26 Jul 2011 18:47:44 +0000 (18:47 +0000)
committerspop <spop@138bc75d-0d04-0410-961f-82ee72b054a4>
Tue, 26 Jul 2011 18:47:44 +0000 (18:47 +0000)
commit0d0cdcaa23b24dd0b667bee1051c9f0215e4fb8e
treeeb8c91e40946cf110afb23ca04d3f96c9b631c4atree | snapshot
parentd7c9b4c143a73bf69a71f36f162c98bbbbc3df0bcommit | diff
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.pop@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.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@176801 138bc75d-0d04-0410-961f-82ee72b054a4
gcc/ChangeLog diff | blob | history
gcc/testsuite/ChangeLog diff | blob | history
gcc/testsuite/gcc.dg/graphite/id-pr48805.c [new file with mode: 0644] blob
gcc/tree-scalar-evolution.c diff | blob | history
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