The normal edge of an invoke is not allowed to branch to a block with a

landingpad.  Enforce it in the verifier, and fix the regression tests to match.

llvm-svn: 161697

1 files changed, 17 insertions, 2 deletions

diff --git a/llvm/test/Verifier/invoke.ll b/llvm/test/Verifier/invoke.ll
index 06f40f00527..a48f9b60feb 100644
--- a/llvm/test/Verifier/invoke.ll
+++ b/llvm/test/Verifier/invoke.ll
@@ -34,9 +34,12 @@ define void @f1() {
 entry:
 ; OK
   invoke void @llvm.donothing()
-  to label %cont unwind label %cont
+  to label %conta unwind label %contb
 
-cont:
+conta:
+  ret void
+
+contb:
   %0 = landingpad { i8*, i32 } personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*)
           filter [0 x i8*] zeroinitializer
   ret void
@@ -63,3 +66,15 @@ entry:
   %call = call i32 @fn(i8 (i8, i8)* @llvm.expect.i8)
   ret i32 %call
 }
+
+define void @f4() {
+entry:
+  invoke void @llvm.donothing()
+  to label %cont unwind label %cont
+
+cont:
+; CHECK: Block containing LandingPadInst must be jumped to only by the unwind edge of an invoke.
+  %0 = landingpad { i8*, i32 } personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*)
+          filter [0 x i8*] zeroinitializer
+  ret void
+}