38 lines
759 B
LLVM
38 lines
759 B
LLVM
; RUN: opt %loadPolly -polly-import-jscop -polly-import-jscop-postfix=transformed -polly-codegen -S < %s | FileCheck %s
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;
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; Partial write, where "partial" is the empty set.
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; The store is never executed in this case and we do generate it in the
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; first place.
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;
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; for (int j = 0; j < n; j += 1)
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; A[0] = 42.0
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;
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define void @partial_write_emptyset(i32 %n, double* noalias nonnull %A) {
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entry:
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br label %for
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for:
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%j = phi i32 [0, %entry], [%j.inc, %inc]
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%j.cmp = icmp slt i32 %j, %n
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br i1 %j.cmp, label %body, label %exit
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body:
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store double 42.0, double* %A
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br label %inc
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inc:
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%j.inc = add nuw nsw i32 %j, 1
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br label %for
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exit:
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br label %return
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return:
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ret void
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}
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; CHECK-LABEL: polly.stmt.body:
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; CHECK-NOT: store
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