[LTO] Simplify code. No functionality change intended.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@321531 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/LTO/LTOModule.cpp b/lib/LTO/LTOModule.cpp
index 51b4f22..626d2f5 100644 (file)
--- a/lib/LTO/LTOModule.cpp
+++ b/lib/LTO/LTOModule.cpp
@@ -388,24 +388,20 @@ void LTOModule::addDefinedDataSymbol(StringRef Name, const GlobalValue *v) {
   // from the ObjC data structures generated by the front end.
 
   // special case if this data blob is an ObjC class definition
-  std::string Section = v->getSection();
-  if (Section.compare(0, 15, "__OBJC,__class,") == 0) {
-    if (const GlobalVariable *gv = dyn_cast<GlobalVariable>(v)) {
-      addObjCClass(gv);
+  if (const GlobalVariable *GV = dyn_cast<GlobalVariable>(v)) {
+    StringRef Section = GV->getSection();
+    if (Section.startswith("__OBJC,__class,")) {
+      addObjCClass(GV);
     }
-  }
 
-  // special case if this data blob is an ObjC category definition
-  else if (Section.compare(0, 18, "__OBJC,__category,") == 0) {
-    if (const GlobalVariable *gv = dyn_cast<GlobalVariable>(v)) {
-      addObjCCategory(gv);
+    // special case if this data blob is an ObjC category definition
+    else if (Section.startswith("__OBJC,__category,")) {
+      addObjCCategory(GV);
     }
-  }
 
-  // special case if this data blob is the list of referenced classes
-  else if (Section.compare(0, 18, "__OBJC,__cls_refs,") == 0) {
-    if (const GlobalVariable *gv = dyn_cast<GlobalVariable>(v)) {
-      addObjCClassRef(gv);
+    // special case if this data blob is the list of referenced classes
+    else if (Section.startswith("__OBJC,__cls_refs,")) {
+      addObjCClassRef(GV);
     }
   }
 }