https://bugs.llvm.org/show_bug.cgi?id=35657
Bug ID: 35657
Summary: Compiler abort in 01 in SROA pass
Product: clang
Version: trunk
Hardware: PC
OS: Linux
Status: NEW
Severity: normal
Priority: P
Component: LLVM Codegen
Assignee: unassignedclangb...@nondot.org
Reporter: santosh.zanju...@amd.com
CC: llvm-bugs@lists.llvm.org
Created attachment 19545
--> https://bugs.llvm.org/attachment.cgi?id=19545&action=edit
test case
The issue is started from svn r319522
r319522 | inouehrs | 2017-12-01 06:05:05 +0000 (Fri, 01 Dec 2017) | 5 lines
Recommit rL319407: [SROA] enable splitting for non-whole-alloca loads and
stores
Recommiting once reverted patch rL319407 after adding a check for bit vector
size to avoid failures in some build bots.
#8 0x00002aaaac1458a3 llvm::SROA::rewritePartition(llvm::AllocaInst&,
llvm::sroa::AllocaSlices&, llvm::sroa::Partition&)
(/home/amd/santosh/llvm/trunk-install/bin/../lib/libLLVM-6.0svn.so+0x125a8a3)
#9 0x00002aaaac145c35 llvm::SROA::splitAlloca(llvm::AllocaInst&,
llvm::sroa::AllocaSlices&)
(/home/amd/santosh/llvm/trunk-install/bin/../lib/libLLVM-6.0svn.so+0x125ac35)
#10 0x00002aaaac1472a3 llvm::SROA::runOnAlloca(llvm::AllocaInst&)
(/home/amd/santosh/llvm/trunk-install/bin/../lib/libLLVM-6.0svn.so+0x125c2a3)
#11 0x00002aaaac14865a llvm::SROA::runImpl(llvm::Function&,
llvm::DominatorTree&, llvm::AssumptionCache&)
(/home/amd/santosh/llvm/trunk-install/bin/../lib/libLLVM-6.0svn.so+0x125d65a)
#12 0x00002aaaac149038
llvm::sroa::SROALegacyPass::runOnFunction(llvm::Function&)
(/home/amd/santosh/llvm/trunk-install/bin/../lib/libLLVM-6.0svn.so+0x125e038)
#13 0x00002aaaab6ef883 llvm::FPPassManager::runOnFunction(llvm::Function&)
(/home/amd/santosh/llvm/trunk-install/bin/../lib/libLLVM-6.0svn.so+0x804883)
Error log and test case attached.
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