[Bug middle-end/42480] New: Wrong-code for air.f90 with "-O2 -fgraphite-identity"
dominiq at lps dot ens dot fr
gcc-bugzilla@gcc.gnu.org
Wed Dec 23 13:58:00 GMT 2009
At revision 155425 the executable for air.f90 compiled with "-O2
-fgraphite-identity" gives:
...
ITERATION# TIME FINAL MASS RESIDUAL
14 100.000043187820 0.01000000 NaN
deltat, final t, iterations
100.00000000000000 100.00004318782042 14
14 NaN
The executable obtained with "-O1 -fgraphite-identity" is correct.
--
Summary: Wrong-code for air.f90 with "-O2 -fgraphite-identity"
Product: gcc
Version: 4.5.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: middle-end
AssignedTo: unassigned at gcc dot gnu dot org
ReportedBy: dominiq at lps dot ens dot fr
GCC build triplet: x86_64-apple-darwin10
GCC host triplet: x86_64-apple-darwin10
GCC target triplet: x86_64-apple-darwin10
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42480
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