[Bug target/26915] missed optimization / returning -1.0

[pluto at agmk dot net]

------- Comment #2 from pluto at agmk dot net  2006-05-01 10:41 -------
(In reply to comment #1)
> ...and the current 4.2.0 ICEs on this testcase:
> 
> $ ./xgcc -B. 26915.c -m32 -march=i686
> 26915.c: In function ‘minus1’:
> 26915.c:1: error: bb_for_stmt (stmt) is set to a wrong basic block
> 26915.c:1: error: bb_for_stmt (stmt) is set to a wrong basic block
> 26915.c:1: internal compiler error: verify_stmts failed
> 

please ignore this ICE. it's related to other patch:
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=17390#c10

current 4.1 and 4.2 don't optimize original testcase.


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=26915