Imported Upstream version 6.10.0.49

Former-commit-id: 1d6753294b2993e1fbf92de9366bb9544db4189b
2020-01-16 16:38:04 +00:00
parent d94e79959b
commit 468663ddbb
48518 changed files with 2789335 additions and 61176 deletions
--- a/external/llvm-project/llvm/test/Transforms/GVNHoist/hoist-more-than-two-branches.ll
+++ b/external/llvm-project/llvm/test/Transforms/GVNHoist/hoist-more-than-two-branches.ll
@@ -0,0 +1,31 @@
+; RUN: opt -gvn-hoist -S < %s | FileCheck %s
+
+; CHECK: store
+; CHECK-NOT: store
+
+; Check that an instruction can be hoisted to a basic block
+; with more than two successors.
+
+@G = external global i32, align 4
+
+define void @foo(i32 %c1) {
+entry:
+  switch i32 %c1, label %exit1 [
+    i32 0, label %sw0
+    i32 1, label %sw1
+  ]
+
+sw0:
+  store i32 1, i32* @G
+  br label %exit
+
+sw1:
+  store i32 1, i32* @G
+  br label %exit
+
+exit1:
+  store i32 1, i32* @G
+  ret void
+exit:
+  ret void
+}