Bug 55865 - [4.8 Regression] vect-outer-fir-big-array.c vectorizer failure
Summary: [4.8 Regression] vect-outer-fir-big-array.c vectorizer failure
Status: RESOLVED FIXED
Alias: None
Product: gcc
Classification: Unclassified
Component: tree-optimization (show other bugs)
Version: 4.8.0
: P3 normal
Target Milestone: 4.8.0
Assignee: Not yet assigned to anyone
URL:
Keywords: ice-checking
Depends on:
Blocks:
 
Reported: 2013-01-03 15:34 UTC by David Edelsohn
Modified: 2013-01-03 16:09 UTC (History)
1 user (show)

See Also:
Host:
Target: powerpc*-*-*
Build:
Known to work:
Known to fail:
Last reconfirmed: 2013-01-03 00:00:00

Attachments
Add an attachment (proposed patch, testcase, etc.)

Note You need to log in before you can comment on or make changes to this bug.
Description David Edelsohn 2013-01-03 15:34:59 UTC 
After the recent vectorizer changes, vect-outer-fir-big-array.c now fails on PowerPC.

/nasfarm/dje/src/src/gcc/testsuite/gcc.dg/vect/vect-outer-fir-big-array.c: In function 'foo':
/nasfarm/dje/src/src/gcc/testsuite/gcc.dg/vect/vect-outer-fir-big-array.c:15:6: error: missing PHI def
vect_var_.31_56 = PHI <(6), vect_var_.25_58(10)>

/nasfarm/dje/src/src/gcc/testsuite/gcc.dg/vect/vect-outer-fir-big-array.c:15:6: internal compiler error: verify_gimple failed
Comment 1 Richard Biener 2013-01-03 16:09:35 UTC 
I have reverted the offending changes.