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https://github.com/c64scene-ar/llvm-6502.git
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32 lines
934 B
LLVM
32 lines
934 B
LLVM
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; RUN: opt -S -o - -structurizecfg < %s | FileCheck %s
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; CHECK-LABEL: @no_branch_to_entry_undef(
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; CHECK: entry:
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; CHECK-NEXT: br label %entry.orig
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define void @no_branch_to_entry_undef(i32 addrspace(1)* %out) {
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entry:
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br i1 undef, label %for.end, label %for.body
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for.body: ; preds = %entry, %for.body
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store i32 999, i32 addrspace(1)* %out, align 4
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br label %for.body
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for.end: ; preds = %Flow
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ret void
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}
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; CHECK-LABEL: @no_branch_to_entry_true(
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; CHECK: entry:
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; CHECK-NEXT: br label %entry.orig
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define void @no_branch_to_entry_true(i32 addrspace(1)* %out) {
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entry:
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br i1 true, label %for.end, label %for.body
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for.body: ; preds = %entry, %for.body
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store i32 999, i32 addrspace(1)* %out, align 4
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br label %for.body
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for.end: ; preds = %Flow
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ret void
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}
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