http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52633
Bug #: 52633
Summary: Compiler ICE in vect_is_simple_use_1 (ARM)
Classification: Unclassified
Product: gcc
Version: 4.7.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: tree-optimization
AssignedTo: unassig...@gcc.gnu.org
ReportedBy: juha.kallioi...@nokia.com
Created attachment 26928
--> http://gcc.gnu.org/bugzilla/attachment.cgi?id=26928
Failing test case
Here's another instance of the failure that has been reported before.
The attached test case fails when built with -O1 -ftree-vectorize -mfpu=neon
This was tested with a compiler built from gcc-4.7-20120225.tar.bz2 sources.
...
bin/armv7hl-pc-linux-gnueabi-gcc -O1 -ftree-vectorize -mfpu=neon
minimal-testcase.i -c
minimal-testcase.i: In function 'lsp_quant_nb':
minimal-testcase.i:14:6: internal compiler error: in vect_is_simple_use_1, at
tree-vect-stmts.c:6057
Please submit a full bug report,
with preprocessed source if appropriate.
...
This does not fail with gcc 4.6.3.
