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| author | Chris Lattner <sabre@nondot.org> | 2006-03-19 19:36:32 +0000 |
|---|---|---|
| committer | Chris Lattner <sabre@nondot.org> | 2006-03-19 19:36:32 +0000 |
| commit | 2c58d3ac82ea7c6762e935c1f975be3ada2aeaf0 (patch) | |
| tree | 5cb83a9214ac878b0edbe8c0d5483e41829c70d7 /test/Transforms | |
| parent | c12e6c488e268c1659e364bce2fdd66fd4e20dd0 (diff) | |
| download | external_llvm-2c58d3ac82ea7c6762e935c1f975be3ada2aeaf0.zip external_llvm-2c58d3ac82ea7c6762e935c1f975be3ada2aeaf0.tar.gz external_llvm-2c58d3ac82ea7c6762e935c1f975be3ada2aeaf0.tar.bz2 | |
new testcase, contributed by Eric Kidd.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26871 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/Transforms')
| -rw-r--r-- | test/Transforms/CorrelatedExprs/switch.ll | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/test/Transforms/CorrelatedExprs/switch.ll b/test/Transforms/CorrelatedExprs/switch.ll new file mode 100644 index 0000000..8bf8964 --- /dev/null +++ b/test/Transforms/CorrelatedExprs/switch.ll @@ -0,0 +1,20 @@ +; RUN: llvm-as < %s | opt -cee -constprop -instcombine -dce | llvm-dis | not grep 'REMOVE' + +int %test_case_values_should_propagate(int %A) { + switch int %A, label %D [ + int 40, label %C1 + int 41, label %C2 + int 42, label %C3 + ] +C1: + %REMOVE1 = add int %A, 2 ; Should be 42. + ret int %REMOVE1 +C2: + %REMOVE2 = add int %A, 3 ; Should be 44. + ret int %REMOVE2 +C3: + %REMOVE3 = add int %A, 4 ; Should be 46. + ret int %REMOVE3 +D: + ret int 10 +} |