llc assertion failure: Multiple implicit_def defining same register?

[llvmbot]

Bugzilla Link	2289
Resolution	FIXED
Resolved on	May 28, 2008 12:41
Version	unspecified
OS	Linux
Attachments	testcase .ll
Reporter	LLVM Bugzilla Contributor

Extended Description

Running llc on the attached testcase gives:

llc: lib/CodeGen/SimpleRegisterCoalescing.cpp:766: void llvm::SimpleRegisterCoalescing::RemoveCopiesFromValNo(llvm::LiveInterval&, llvm::VNInfo*): Assertion `!ImpDef && "Multiple implicit_def defining same register?"' failed.

[llvmbot]

Fixed.
http://lists.cs.uiuc.edu/pipermail/llvm-commits/Week-of-Mon-20080526/062988.html

[llvmbot]

Actuall this:
http://lists.cs.uiuc.edu/pipermail/llvm-commits/Week-of-Mon-20080526/062989.html