https://llvm.org/bugs/show_bug.cgi?id=26138
Bug ID: 26138
Summary: loop-interchange pass fails during the compilation
Product: libraries
Version: trunk
Hardware: PC
OS: Linux
Status: NEW
Severity: normal
Priority: P
Component: Scalar Optimizations
Assignee: unassignedb...@nondot.org
Reporter: gareevro...@gmail.com
CC: llvm-bugs@lists.llvm.org, tob...@grosser.es
Classification: Unclassified
Created attachment 15627
--> https://llvm.org/bugs/attachment.cgi?id=15627&action=edit
A test case
The attached test case produces the following error, if I try to run ‘opt
-loop-interchange test_case.ll’:
Instruction does not dominate all uses!
%scevgep.promoted = load float, float* %scevgep, align 4,
!alias.scope !1, !noalias !3
%p_29 = phi float [ %p_, %polly.loop_header21.split ], [
%scevgep.promoted, %polly.loop_header21.preheader ]
LLVM ERROR: Broken function found, compilation aborted!
'main' function not found in module.
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