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author | Rafael Espindola <rafael.espindola@gmail.com> | 2011-06-12 05:35:39 +0000 |
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committer | Rafael Espindola <rafael.espindola@gmail.com> | 2011-06-12 05:35:39 +0000 |
commit | c1e903ceb3cfc3a091a8d3c0fd9ec7243f36584c (patch) | |
tree | 61a31d1cf13ff7cd24f46b9e12f74f009cec6737 /test/CodeGen/X86/asm-label.ll | |
parent | 571e20fc50fc20cf612c7b928f7b49a3c41e078a (diff) | |
download | external_llvm-c1e903ceb3cfc3a091a8d3c0fd9ec7243f36584c.zip external_llvm-c1e903ceb3cfc3a091a8d3c0fd9ec7243f36584c.tar.gz external_llvm-c1e903ceb3cfc3a091a8d3c0fd9ec7243f36584c.tar.bz2 |
Test for the previous commit.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@132884 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/CodeGen/X86/asm-label.ll')
-rw-r--r-- | test/CodeGen/X86/asm-label.ll | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/test/CodeGen/X86/asm-label.ll b/test/CodeGen/X86/asm-label.ll new file mode 100644 index 0000000..0c227b1 --- /dev/null +++ b/test/CodeGen/X86/asm-label.ll @@ -0,0 +1,40 @@ +; RUN: llc -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 +} |