Import LLVM, at r72732.

1 files changed, 26 insertions, 0 deletions

diff --git a/test/Transforms/CodeExtractor/2004-08-12-BlockExtractPHI.ll b/test/Transforms/CodeExtractor/2004-08-12-BlockExtractPHI.ll
new file mode 100644
index 0000000..0ab5498
--- /dev/null
+++ b/test/Transforms/CodeExtractor/2004-08-12-BlockExtractPHI.ll
@@ -0,0 +1,26 @@
+; RUN: llvm-as < %s | opt -extract-blocks -disable-output
+
+define void @test1() {
+no_exit.0.i:
+        br i1 false, label %yylex.entry, label %yylex.entry
+
+yylex.entry:            ; preds = %no_exit.0.i, %no_exit.0.i
+        %tmp.1027 = phi i32 [ 0, %no_exit.0.i ], [ 0, %no_exit.0.i ]            ; <i32> [#uses=0]
+        ret void
+}
+
+define void @test2() {
+no_exit.0.i:
+        switch i32 0, label %yylex.entry [
+                 i32 0, label %yylex.entry
+                 i32 1, label %foo
+        ]
+
+yylex.entry:            ; preds = %no_exit.0.i, %no_exit.0.i
+        %tmp.1027 = phi i32 [ 0, %no_exit.0.i ], [ 0, %no_exit.0.i ]            ; <i32> [#uses=0]
+        ret void
+
+foo:            ; preds = %no_exit.0.i
+        ret void
+}
+