(refs #7250) Merging master, minor CHR bugfixes

[simantics/platform.git] / bundles / org.simantics.scl.compiler / src / org / simantics / scl / compiler / internal / codegen / ssa / SSAFunction.java

diff --git a/bundles/org.simantics.scl.compiler/src/org/simantics/scl/compiler/internal/codegen/ssa/SSAFunction.java b/bundles/org.simantics.scl.compiler/src/org/simantics/scl/compiler/internal/codegen/ssa/SSAFunction.java
index ab643f9a15b1669be060ae165c07a403cb3888c3..b9e8bfbb398e0803977e305533259eb0eb6d4982 100644 (file)
--- a/bundles/org.simantics.scl.compiler/src/org/simantics/scl/compiler/internal/codegen/ssa/SSAFunction.java
+++ b/bundles/org.simantics.scl.compiler/src/org/simantics/scl/compiler/internal/codegen/ssa/SSAFunction.java
@@ -359,6 +359,8 @@ public final class SSAFunction extends SSAClosure {
     }
 
     public void mergeBlocks(SSAFunction function) {
     }
 
     public void mergeBlocks(SSAFunction function) {

+        if(this == function)
+            throw new InternalCompilerError();

         SSABlock block = function.firstBlock;
         while(block != null) {
             SSABlock next = block.next;
         SSABlock block = function.firstBlock;
         while(block != null) {
             SSABlock next = block.next;