Export lazy references of .objc_class_name of class names

referenced in a category implementation meta-data
(Next objc 32bit abi).

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@70407 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/CodeGen/CGObjCMac.cpp b/lib/CodeGen/CGObjCMac.cpp
index 5b1a082ba2157bc78c7ec1d1558ea344f7db44ee..cae17cfdb16d3b9b1cbaf8d5b28975bc9598550b 100644 (file)
--- a/lib/CodeGen/CGObjCMac.cpp
+++ b/lib/CodeGen/CGObjCMac.cpp
@@ -1787,6 +1787,7 @@ void CGObjCMac::GenerateCategory(const ObjCCategoryImplDecl *OCD) {
   std::vector<llvm::Constant*> Values(7);
   Values[0] = GetClassName(OCD->getIdentifier());
   Values[1] = GetClassName(Interface->getIdentifier());
+  LazySymbols.insert(Interface->getIdentifier());
   Values[2] = 
     EmitMethodList(std::string("\01L_OBJC_CATEGORY_INSTANCE_METHODS_") + 
                    ExtName,

diff --git a/test/CodeGenObjC/metadata-symbols-32.m b/test/CodeGenObjC/metadata-symbols-32.m
index 867dfca68492798db0f592aecf00f6e09acd9657..8cebe4976e23db27be00fe2681e6741bae21b1c6 100644 (file)
--- a/test/CodeGenObjC/metadata-symbols-32.m
+++ b/test/CodeGenObjC/metadata-symbols-32.m
@@ -27,6 +27,7 @@
 // RUN: grep '@"\\01L_OBJC_SELECTOR_REFERENCES_[0-9]*" = internal global .*section "__OBJC,__message_refs,literal_pointers,no_dead_strip", align 4' %t && 
 // RUN: grep '@"\\01L_OBJC_SYMBOLS" = internal global .*section "__OBJC,__symbols,regular,no_dead_strip", align 4' %t && 
 // RUN: grep '@"\\01l_OBJC_$_PROP_LIST_A" = internal global .*section "__OBJC,__property,regular,no_dead_strip", align 4' %t && 
+// RUN: grep "\.lazy_reference \.objc_class_name_J0" %t &&
 
 // RUN: true
 
@@ -75,6 +76,11 @@ llvm-gcc -m32 -emit-llvm -S -o - metadata-symbols-32.m | \
 }
 @end
 
+@interface J0
+@end
+
+@implementation J0(Category) @end
+
 void *f0() {
    [B im0];
    [C im1];