Internals: Avoid coredump debugging bug1135.

2017-03-21 18:22:32 -04:00 · 2017-03-21 18:22:32 -04:00 · f190d12802
parent b12dd526f9
commit f190d12802
1 changed files with 1 additions and 0 deletions
--- a/src/V3Inline.cpp
+++ b/src/V3Inline.cpp
@ -510,6 +510,7 @@ private:
 		// delete it in later optimizations.
 		AstVar* pinOldVarp = pinp->modVarp();
 		AstVar* pinNewVarp = pinOldVarp->clonep();
+		if (!pinNewVarp) pinOldVarp->v3fatalSrc("Cloning failed");

 		AstNode* connectRefp = pinp->exprp();
 		if (!connectRefp->castConst() && !connectRefp->castVarRef()) {