http://llvm.org/bugs/show_bug.cgi?id=22034
Bug ID: 22034
Summary: "Invalid PPC CTR loop" when building FreeBSD libc for
PowerPC
Product: libraries
Version: trunk
Hardware: Macintosh
OS: FreeBSD
Status: NEW
Severity: normal
Priority: P
Component: Backend: PowerPC
Assignee: [email protected]
Reporter: [email protected]
CC: [email protected]
Classification: Unclassified
Created attachment 13594
--> http://llvm.org/bugs/attachment.cgi?id=13594&action=edit
Source file to compile
The attached test case, reduced from the FreeBSD ns_name.c source file, throws
an assertion:
Invalid PPC CTR loop!
UNREACHABLE executed at
/home/chmeee/llvm_git/llvm/lib/Target/PowerPC/PPCCTRLoops.cpp:655!
Stack dump:
0. Program arguments: ./llvm_git/llvm_build/bin/llc -filetype=obj
-relocation-model=pic /tmp/ns_name-223efd.ll
1. Running pass 'Function Pass Manager' on module
'/tmp/ns_name-223efd.ll'.
2. Running pass 'PowerPC CTR Loops Verify' on function '@__ns_name_ntol'
I haven't reduced it any further than down to this function.
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