31 lines
997 B
LLVM
31 lines
997 B
LLVM
; RUN: opt %loadPolly -polly-process-unprofitable -polly-codegen -S < %s | FileCheck %s
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;
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; llvm.org/PR25412
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; %synthgep caused %gep to be synthesized in subregion_if which was reused for
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; %retval in subregion_exit, even though it is not dominating subregion_exit.
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;
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; CHECK-LABEL: polly.stmt.polly.merge_new_and_old.exit:
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; CHECK: %scevgep[[R1:[0-9]*]] = getelementptr %struct.hoge, %struct.hoge* %arg, i64 0, i32 2
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; CHECK: store double* %scevgep[[R1]], double** %gep.s2a
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; CHECK: br label
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%struct.hoge = type { double, double, double }
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define double @func(%struct.hoge* %arg) {
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entry:
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br label %subregion_entry
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subregion_entry:
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%gep = getelementptr inbounds %struct.hoge, %struct.hoge* %arg, i64 0, i32 2
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%cond = fcmp ogt double undef, undef
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br i1 %cond, label %subregion_if, label %subregion_exit
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subregion_if:
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%synthgep = load double, double* %gep
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br label %subregion_exit
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subregion_exit:
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%retval = load double, double* %gep
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ret double %retval
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}
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