[2.5] -ffast-math x86 isel crash

[lattner]

Bugzilla Link	3374
Resolution	FIXED
Resolved on	Jan 22, 2009 18:29
Version	trunk
OS	All
Attachments	testcase for the above
CC	@sunfishcode

Extended Description

llc -enable-unsafe-fp-math crashes on the attached .bc file:

Cannot yet select: 0x14c39d8: f64 = fneg 0x14c4638

[lattner]

It would be very nice to get this into LLVM 2.5 if possible.

[lattner]

a more-reduced testcase

[sunfishcode]

Fixed here:
http://lists.cs.uiuc.edu/pipermail/llvm-commits/Week-of-Mon-20090119/072553.html

[llvmbot]

This problem still exists in the fortran compiler.

[sunfishcode]

Please provide a testcase or specific instructions for reproducing the problem.

[llvmbot]

mentioned in issue llvm/llvm-bugzilla-archive#3376

[asl]

mentioned in issue llvm/llvm-bugzilla-archive#3376