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23 lines
799 B
LLVM
23 lines
799 B
LLVM
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; RUN: opt -simple-loop-unswitch -enable-nontrivial-unswitch -enable-mssa-loop-dependency -verify-memoryssa -S < %s | FileCheck %s
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; REQUIRES: asserts
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; CHECK-LABEL: @c
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define dso_local void @c(i32 signext %d) local_unnamed_addr {
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entry:
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br i1 undef, label %while.end, label %while.body.lr.ph
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while.body.lr.ph: ; preds = %entry
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%tobool1 = icmp ne i32 %d, 0
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br label %while.body
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while.body: ; preds = %while.body, %while.body.lr.ph
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%call = tail call signext i32 bitcast (i32 (...)* @e to i32 ()*)()
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%0 = and i1 %tobool1, undef
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br i1 %0, label %while.body, label %while.end
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while.end: ; preds = %while.body, %entry
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ret void
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}
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declare signext i32 @e(...) local_unnamed_addr
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