[CanOSSALifetime] Respect lexical lifetimes attr.

nate-chandler · nate-chandler · commit ff9e2aa65040 · 2023-12-14T08:26:19.000-08:00
diff --git a/include/swift/SILOptimizer/Utils/CanonicalizeOSSALifetime.h b/include/swift/SILOptimizer/Utils/CanonicalizeOSSALifetime.h
@@ -414,6 +414,8 @@ class CanonicalizeOSSALifetime final {
   bool respectsDeinitBarriers() const {
     if (!currentDef->isLexical())
       return false;
+    if (currentDef->getFunction()->forceEnableLexicalLifetimes())
+      return true;
     auto &module = currentDef->getFunction()->getModule();
     return module.getASTContext().SILOpts.supportsLexicalLifetimes(module);
   }

Original file line number	Diff line number	Diff line change
`@@ -414,6 +414,8 @@ class CanonicalizeOSSALifetime final {`
`414`	`414`	`bool respectsDeinitBarriers() const {`
`415`	`415`	`if (!currentDef->isLexical())`
`416`	`416`	`return false;`
	`417`	`+ if (currentDef->getFunction()->forceEnableLexicalLifetimes())`
	`418`	`+ return true;`
`417`	`419`	`auto &module = currentDef->getFunction()->getModule();`
`418`	`420`	`return module.getASTContext().SILOpts.supportsLexicalLifetimes(module);`
`419`	`421`	`}`