llvm-project/llvm/test/CodeGen/X86/asm-label.ll

41 lines
1.3 KiB
LLVM

; RUN: llc -mtriple=x86_64-apple-darwin10 -O0 < %s | FileCheck %s
; test that we print a label that we use. We had a bug where
; we would print the jump, but not the label because it was considered
; a fall through.
; CHECK: jmp LBB0_9
; CHECK: LBB0_9: ## %cleanup
define void @foo() {
entry:
br i1 undef, label %land.lhs.true, label %if.end11
land.lhs.true: ; preds = %entry
br i1 undef, label %if.then, label %if.end11
if.then: ; preds = %land.lhs.true
br i1 undef, label %if.then9, label %if.end
if.then9: ; preds = %if.then
br label %cleanup
if.end: ; preds = %if.then
br label %cleanup
cleanup: ; preds = %if.end, %if.then9
switch i32 undef, label %unreachable [
i32 0, label %cleanup.cont
i32 1, label %if.end11
]
cleanup.cont: ; preds = %cleanup
br label %if.end11
if.end11: ; preds = %cleanup.cont, %cleanup, %land.lhs.true, %entry
ret void
unreachable: ; preds = %cleanup
unreachable
}