https://llvm.org/bugs/show_bug.cgi?id=26309
Bug ID: 26309
Summary: [Polly] Domain generation for non-affine loop breaks
Product: Polly
Version: unspecified
Hardware: PC
OS: Linux
Status: NEW
Severity: normal
Priority: P
Component: Optimizer
Assignee: polly-...@googlegroups.com
Reporter: tob...@grosser.es
CC: llvm-bugs@lists.llvm.org
Classification: Unclassified
Created attachment 15714
--> https://llvm.org/bugs/attachment.cgi?id=15714&action=edit
Test case
I see the following error for non-affine loops:
opt /tmp/test2.ll -polly-scops -polly-process-unprofitable
-polly-allow-nonaffine-loops
/home/grosser/Projects/polly/git/tools/polly/lib/External/isl/isl_map.c:7102:
spaces don't match
0 libLLVMSupport.so 0x00007fb8c2b63a88
llvm::sys::PrintStackTrace(llvm::raw_ostream&) + 40
1 libLLVMSupport.so 0x00007fb8c2b622b6 llvm::sys::RunSignalHandlers() + 54
2 libLLVMSupport.so 0x00007fb8c2b64176
3 libc.so.6 0x00007fb8c1c322f0
4 libc.so.6 0x00007fb8c1c32267 gsignal + 55
5 libc.so.6 0x00007fb8c1c33eca abort + 362
6 libPolly.so 0x00007fb8c0aefed7
7 libPolly.so 0x00007fb8c0b17dfc
8 libPolly.so 0x00007fb8c0b18167
9 libPolly.so 0x00007fb8c0a34392
polly::Scop::propagateDomainConstraints(llvm::Region*) + 2706
10 libPolly.so 0x00007fb8c0a32988
polly::Scop::buildDomains(llvm::Region*) + 760
11 libPolly.so 0x00007fb8c0a36ffa polly::Scop::init(llvm::AAResults&,
llvm::AssumptionCache&) + 106
12 libPolly.so 0x00007fb8c0a3f689
polly::ScopInfo::buildScop(llvm::Region&, llvm::AssumptionCache&) + 1577
13 libPolly.so 0x00007fb8c0a3fd29
polly::ScopInfo::runOnRegion(llvm::Region*, llvm::RGPassManager&) + 937
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