CodeGen: fix section names for different file formats

This changes the codegen to match the section names according to the
ObjC rewriter as well as the runtime.  The changes to the test are
simply whitespace changes to the section attributes and names and are
functionally equivalent (the whitespace is ignored by the linker).

llvm-svn: 304661

7 files changed, 137 insertions, 32 deletions

diff --git a/clang/lib/CodeGen/CGObjCMac.cpp b/clang/lib/CodeGen/CGObjCMac.cpp
index 9c048423285..c78d3febd4c 100644
--- a/clang/lib/CodeGen/CGObjCMac.cpp
+++ b/clang/lib/CodeGen/CGObjCMac.cpp
@@ -1004,6 +1004,8 @@ protected:
                                       const ObjCInterfaceDecl *ID,
                                       ObjCCommonTypesHelper &ObjCTypes);
 
+  std::string GetSectionName(StringRef Section, StringRef MachOAttributes);
+
 public:
   /// CreateMetadataVar - Create a global variable with internal
   /// linkage for use by the Objective-C runtime.
@@ -4786,6 +4788,27 @@ llvm::Value *CGObjCMac::EmitIvarOffset(CodeGen::CodeGenFunction &CGF,
 
 /* *** Private Interface *** */
 
+std::string CGObjCCommonMac::GetSectionName(StringRef Section,
+                                            StringRef MachOAttributes) {
+  switch (CGM.getTriple().getObjectFormat()) {
+  default:
+    llvm_unreachable("unexpected object file format");
+  case llvm::Triple::MachO: {
+    if (MachOAttributes.empty())
+      return ("__DATA," + Section).str();
+    return ("__DATA," + Section + "," + MachOAttributes).str();
+  }
+  case llvm::Triple::ELF:
+    assert(Section.substr(0, 2) == "__" &&
+           "expected the name to begin with __");
+    return Section.substr(2).str();
+  case llvm::Triple::COFF:
+    assert(Section.substr(0, 2) == "__" &&
+           "expected the name to begin with __");
+    return ("." + Section.substr(2) + "$B").str();
+  }
+}
+
 /// EmitImageInfo - Emit the image info marker used to encode some module
 /// level information.
 ///
@@ -4809,9 +4832,10 @@ enum ImageInfoFlags {
 
 void CGObjCCommonMac::EmitImageInfo() {
   unsigned version = 0; // Version is unused?
-  const char *Section = (ObjCABI == 1) ?
-    "__OBJC, __image_info,regular" :
-    "__DATA, __objc_imageinfo, regular, no_dead_strip";
+  std::string Section =
+      (ObjCABI == 1)
+          ? "__OBJC,__image_info,regular"
+          : GetSectionName("__objc_imageinfo", "regular,no_dead_strip");
 
   // Generate module-level named metadata to convey this information to the
   // linker and code-gen.
@@ -4822,7 +4846,7 @@ void CGObjCCommonMac::EmitImageInfo() {
   Mod.addModuleFlag(llvm::Module::Error, "Objective-C Image Info Version",
                     version);
   Mod.addModuleFlag(llvm::Module::Error, "Objective-C Image Info Section",
-                    llvm::MDString::get(VMContext,Section));
+                    llvm::MDString::get(VMContext, Section));
 
   if (CGM.getLangOpts().getGC() == LangOptions::NonGC) {
     // Non-GC overrides those files which specify GC.
@@ -5930,17 +5954,21 @@ void CGObjCNonFragileABIMac::FinishNonFragileABIModule() {
   }
 
   AddModuleClassList(DefinedClasses, "OBJC_LABEL_CLASS_$",
-                     "__DATA, __objc_classlist, regular, no_dead_strip");
+                     GetSectionName("__objc_classlist",
+                                    "regular,no_dead_strip"));
 
   AddModuleClassList(DefinedNonLazyClasses, "OBJC_LABEL_NONLAZY_CLASS_$",
-                     "__DATA, __objc_nlclslist, regular, no_dead_strip");
+                     GetSectionName("__objc_nlclslist",
+                                    "regular,no_dead_strip"));
 
   // Build list of all implemented category addresses in array
   // L_OBJC_LABEL_CATEGORY_$.
   AddModuleClassList(DefinedCategories, "OBJC_LABEL_CATEGORY_$",
-                     "__DATA, __objc_catlist, regular, no_dead_strip");
+                     GetSectionName("__objc_catlist",
+                                    "regular,no_dead_strip"));
   AddModuleClassList(DefinedNonLazyCategories, "OBJC_LABEL_NONLAZY_CATEGORY_$",
-                     "__DATA, __objc_nlcatlist, regular, no_dead_strip");
+                     GetSectionName("__objc_nlcatlist",
+                                    "regular,no_dead_strip"));
 
   EmitImageInfo();
 }
@@ -6359,7 +6387,8 @@ llvm::Value *CGObjCNonFragileABIMac::GenerateProtocolRef(CodeGenFunction &CGF,
     llvm::GlobalValue::WeakAnyLinkage,
     Init,
     ProtocolName);
-  PTGV->setSection("__DATA, __objc_protorefs, coalesced, no_dead_strip");
+  PTGV->setSection(GetSectionName("__objc_protorefs",
+                                  "coalesced,no_dead_strip"));
   PTGV->setVisibility(llvm::GlobalValue::HiddenVisibility);
   PTGV->setAlignment(Align.getQuantity());
   CGM.addCompilerUsedGlobal(PTGV);
@@ -6818,8 +6847,8 @@ llvm::Constant *CGObjCNonFragileABIMac::GetOrEmitProtocol(
     PTGV->setComdat(CGM.getModule().getOrInsertComdat(ProtocolRef));
   PTGV->setAlignment(
     CGM.getDataLayout().getABITypeAlignment(ObjCTypes.ProtocolnfABIPtrTy));
-  if (CGM.getTriple().isOSBinFormatMachO())
-    PTGV->setSection("__DATA, __objc_protolist, coalesced, no_dead_strip");
+  PTGV->setSection(GetSectionName("__objc_protolist",
+                                  "coalesced,no_dead_strip"));
   PTGV->setVisibility(llvm::GlobalValue::HiddenVisibility);
   CGM.addCompilerUsedGlobal(PTGV);
   return Entry;
@@ -7015,7 +7044,7 @@ CGObjCNonFragileABIMac::EmitVTableMessageSend(CodeGenFunction &CGF,
                                               /*constant*/ false,
                                         llvm::GlobalValue::WeakAnyLinkage);
     messageRef->setVisibility(llvm::GlobalValue::HiddenVisibility);
-    messageRef->setSection("__DATA, __objc_msgrefs, coalesced");
+    messageRef->setSection(GetSectionName("__objc_msgrefs", "coalesced"));
   }
   
   bool requiresnullCheck = false;
@@ -7126,7 +7155,8 @@ CGObjCNonFragileABIMac::EmitClassRefFromId(CodeGenFunction &CGF,
                                      false, llvm::GlobalValue::PrivateLinkage,
                                      ClassGV, "OBJC_CLASSLIST_REFERENCES_$_");
     Entry->setAlignment(Align.getQuantity());
-    Entry->setSection("__DATA, __objc_classrefs, regular, no_dead_strip");
+    Entry->setSection(GetSectionName("__objc_classrefs",
+                                     "regular,no_dead_strip"));
     CGM.addCompilerUsedGlobal(Entry);
   }
   return CGF.Builder.CreateAlignedLoad(Entry, Align);
@@ -7160,7 +7190,8 @@ CGObjCNonFragileABIMac::EmitSuperClassRef(CodeGenFunction &CGF,
                                      false, llvm::GlobalValue::PrivateLinkage,
                                      ClassGV, "OBJC_CLASSLIST_SUP_REFS_$_");
     Entry->setAlignment(Align.getQuantity());
-    Entry->setSection("__DATA, __objc_superrefs, regular, no_dead_strip");
+    Entry->setSection(GetSectionName("__objc_superrefs",
+                                     "regular,no_dead_strip"));
     CGM.addCompilerUsedGlobal(Entry);
   }
   return CGF.Builder.CreateAlignedLoad(Entry, Align);
@@ -7182,7 +7213,8 @@ llvm::Value *CGObjCNonFragileABIMac::EmitMetaClassRef(CodeGenFunction &CGF,
                                      MetaClassGV, "OBJC_CLASSLIST_SUP_REFS_$_");
     Entry->setAlignment(Align.getQuantity());
 
-    Entry->setSection("__DATA, __objc_superrefs, regular, no_dead_strip");
+    Entry->setSection(GetSectionName("__objc_superrefs",
+                                     "regular,no_dead_strip"));
     CGM.addCompilerUsedGlobal(Entry);
   }
 
@@ -7278,7 +7310,8 @@ Address CGObjCNonFragileABIMac::EmitSelectorAddr(CodeGenFunction &CGF,
                                      false, llvm::GlobalValue::PrivateLinkage,
                                      Casted, "OBJC_SELECTOR_REFERENCES_");
     Entry->setExternallyInitialized(true);
-    Entry->setSection("__DATA, __objc_selrefs, literal_pointers, no_dead_strip");
+    Entry->setSection(GetSectionName("__objc_selrefs",
+                                     "literal_pointers,no_dead_strip"));
     Entry->setAlignment(Align.getQuantity());
     CGM.addCompilerUsedGlobal(Entry);
   }
diff --git a/clang/test/CodeGenObjC/exceptions-asm-attribute.m b/clang/test/CodeGenObjC/exceptions-asm-attribute.m
index 5719198f796..30be486cca6 100644
--- a/clang/test/CodeGenObjC/exceptions-asm-attribute.m
+++ b/clang/test/CodeGenObjC/exceptions-asm-attribute.m
@@ -15,7 +15,7 @@
 // CHECK-X86_64: @"OBJC_EHTYPE_$_MySecretNamespace.EH1" = weak global {{.*}}, align 8
 // CHECK-X86_64: @"OBJC_EHTYPE_$_MySecretNamespace.EH2" = external global
 // CHECK-X86_64: @"OBJC_EHTYPE_$_MySecretNamespace.EH3" = global {{.*}}, section "__DATA,__objc_const", align 8
-// CHECK-X86_64: @"OBJC_LABEL_CLASS_$" = private global {{.*}}, section "__DATA, __objc_classlist, regular, no_dead_strip", align 8
+// CHECK-X86_64: @"OBJC_LABEL_CLASS_$" = private global {{.*}}, section "__DATA,__objc_classlist,regular,no_dead_strip", align 8
 // CHECK-X86_64: define internal void @"\01-[A im0]"
 // CHECK-X86_64: define internal void @"\01-[A(Cat) im1]"
 
@@ -39,7 +39,7 @@
 // CHECK-ARMV6: @"OBJC_EHTYPE_$_MySecretNamespace.EH1" = weak global {{.*}}, align 4
 // CHECK-ARMV6: @"OBJC_EHTYPE_$_MySecretNamespace.EH2" = external global
 // CHECK-ARMV6: @"OBJC_EHTYPE_$_MySecretNamespace.EH3" = global {{.*}}, section "__DATA,__objc_const", align 4
-// CHECK-ARMV6: @"OBJC_LABEL_CLASS_$" = private global {{.*}}, section "__DATA, __objc_classlist, regular, no_dead_strip", align 4
+// CHECK-ARMV6: @"OBJC_LABEL_CLASS_$" = private global {{.*}}, section "__DATA,__objc_classlist,regular,no_dead_strip", align 4
 // CHECK-ARMV6: define internal void @"\01-[A im0]"
 // CHECK-ARMV6: define internal void @"\01-[A(Cat) im1]"
 
diff --git a/clang/test/CodeGenObjC/image-info.m b/clang/test/CodeGenObjC/image-info.m
index 43fb125a4cc..37156ed039e 100644
--- a/clang/test/CodeGenObjC/image-info.m
+++ b/clang/test/CodeGenObjC/image-info.m
@@ -7,11 +7,11 @@
 // CHECK-FRAGILE:      !llvm.module.flags = !{{{.*}}}
 // CHECK-FRAGILE:      !{{[0-9]+}} = !{i32 1, !"Objective-C Version", i32 1}
 // CHECK-FRAGILE-NEXT: !{{[0-9]+}} = !{i32 1, !"Objective-C Image Info Version", i32 0}
-// CHECK-FRAGILE-NEXT: !{{[0-9]+}} = !{i32 1, !"Objective-C Image Info Section", !"__OBJC, __image_info,regular"}
+// CHECK-FRAGILE-NEXT: !{{[0-9]+}} = !{i32 1, !"Objective-C Image Info Section", !"__OBJC,__image_info,regular"}
 // CHECK-FRAGILE-NEXT: !{{[0-9]+}} = !{i32 4, !"Objective-C Garbage Collection", i32 0}
 
 // CHECK-NONFRAGILE:      !llvm.module.flags = !{{{.*}}}
 // CHECK-NONFRAGILE:      !{{[0-9]+}} = !{i32 1, !"Objective-C Version", i32 2}
 // CHECK-NONFRAGILE-NEXT: !{{[0-9]+}} = !{i32 1, !"Objective-C Image Info Version", i32 0}
-// CHECK-NONFRAGILE-NEXT: !{{[0-9]+}} = !{i32 1, !"Objective-C Image Info Section", !"__DATA, __objc_imageinfo, regular, no_dead_strip"}
+// CHECK-NONFRAGILE-NEXT: !{{[0-9]+}} = !{i32 1, !"Objective-C Image Info Section", !"__DATA,__objc_imageinfo,regular,no_dead_strip"}
 // CHECK-NONFRAGILE-NEXT: !{{[0-9]+}} = !{i32 4, !"Objective-C Garbage Collection", i32 0}
diff --git a/clang/test/CodeGenObjC/metadata-symbols-64.m b/clang/test/CodeGenObjC/metadata-symbols-64.m
index 5139cd8fded..b94f1b63843 100644
--- a/clang/test/CodeGenObjC/metadata-symbols-64.m
+++ b/clang/test/CodeGenObjC/metadata-symbols-64.m
@@ -12,7 +12,7 @@
 // CHECK: @"\01l_OBJC_$_PROTOCOL_INSTANCE_METHODS_P" = private global {{.*}} section "__DATA, __objc_const", align 8
 // CHECK: @"\01l_OBJC_$_PROTOCOL_CLASS_METHODS_P" = private global {{.*}} section "__DATA, __objc_const", align 8
 // CHECK: @"\01l_OBJC_PROTOCOL_$_P" = weak hidden global {{.*}}, align 8
-// CHECK: @"\01l_OBJC_LABEL_PROTOCOL_$_P" = weak hidden global {{.*}} section "__DATA, __objc_protolist, coalesced, no_dead_strip", align 8
+// CHECK: @"\01l_OBJC_LABEL_PROTOCOL_$_P" = weak hidden global {{.*}} section "__DATA,__objc_protolist,coalesced,no_dead_strip", align 8
 // CHECK: @"\01l_OBJC_CLASS_PROTOCOLS_$_A" = private global {{.*}} section "__DATA, __objc_const", align 8
 // CHECK: @"\01l_OBJC_METACLASS_RO_$_A" = private global {{.*}} section "__DATA, __objc_const", align 8
 // CHECK: @"\01l_OBJC_$_INSTANCE_METHODS_A" = private global {{.*}} section "__DATA, __objc_const", align 8
@@ -23,14 +23,14 @@
 // CHECK: @"\01l_OBJC_$_CATEGORY_INSTANCE_METHODS_A_$_Cat" = private global {{.*}} section "__DATA, __objc_const", align 8
 // CHECK: @"\01l_OBJC_$_CATEGORY_CLASS_METHODS_A_$_Cat" = private global {{.*}} section "__DATA, __objc_const", align 8
 // CHECK: @"\01l_OBJC_$_CATEGORY_A_$_Cat" = private global {{.*}} section "__DATA, __objc_const", align 8
-// CHECK: @"OBJC_CLASSLIST_SUP_REFS_$_{{[0-9]*}}" = private global {{.*}} section "__DATA, __objc_superrefs, regular, no_dead_strip", align 8
-// CHECK: @OBJC_SELECTOR_REFERENCES_ = private externally_initialized global {{.*}} section "__DATA, __objc_selrefs, literal_pointers, no_dead_strip"
-// CHECK: @"OBJC_CLASSLIST_SUP_REFS_$_{{[\.0-9]*}}" = private global {{.*}} section "__DATA, __objc_superrefs, regular, no_dead_strip", align 8
+// CHECK: @"OBJC_CLASSLIST_SUP_REFS_$_{{[0-9]*}}" = private global {{.*}} section "__DATA,__objc_superrefs,regular,no_dead_strip", align 8
+// CHECK: @OBJC_SELECTOR_REFERENCES_ = private externally_initialized global {{.*}} section "__DATA,__objc_selrefs,literal_pointers,no_dead_strip"
+// CHECK: @"OBJC_CLASSLIST_SUP_REFS_$_{{[\.0-9]*}}" = private global {{.*}} section "__DATA,__objc_superrefs,regular,no_dead_strip", align 8
 // CHECK: @"OBJC_CLASS_$_B" = external global
-// CHECK: @"OBJC_CLASSLIST_REFERENCES_$_{{[0-9]*}}" = private global {{.*}} section "__DATA, __objc_classrefs, regular, no_dead_strip", align 8
-// CHECK: @"\01l_objc_msgSend_fixup_alloc" = weak hidden global {{.*}} section "__DATA, __objc_msgrefs, coalesced", align 16
-// CHECK: @"OBJC_LABEL_CLASS_$" = private global {{.*}} section "__DATA, __objc_classlist, regular, no_dead_strip", align 8
-// CHECK: @"OBJC_LABEL_CATEGORY_$" = private global {{.*}} section "__DATA, __objc_catlist, regular, no_dead_strip", align 8
+// CHECK: @"OBJC_CLASSLIST_REFERENCES_$_{{[0-9]*}}" = private global {{.*}} section "__DATA,__objc_classrefs,regular,no_dead_strip", align 8
+// CHECK: @"\01l_objc_msgSend_fixup_alloc" = weak hidden global {{.*}} section "__DATA,__objc_msgrefs,coalesced", align 16
+// CHECK: @"OBJC_LABEL_CLASS_$" = private global {{.*}} section "__DATA,__objc_classlist,regular,no_dead_strip", align 8
+// CHECK: @"OBJC_LABEL_CATEGORY_$" = private global {{.*}} section "__DATA,__objc_catlist,regular,no_dead_strip", align 8
 // CHECK: @objc_msgSend_fpret(
 // CHECK: @objc_msgSend_fixup(
 
diff --git a/clang/test/CodeGenObjC/metadata_symbols.m b/clang/test/CodeGenObjC/metadata_symbols.m
index 4c365a14f98..45d95821f16 100644
--- a/clang/test/CodeGenObjC/metadata_symbols.m
+++ b/clang/test/CodeGenObjC/metadata_symbols.m
@@ -14,7 +14,7 @@
 // CHECK-X86_64: @"OBJC_EHTYPE_$_EH1" = weak global {{.*}}, align 8
 // CHECK-X86_64: @"OBJC_EHTYPE_$_EH2" = external global
 // CHECK-X86_64: @"OBJC_EHTYPE_$_EH3" = global {{.*}}, section "__DATA,__objc_const", align 8
-// CHECK-X86_64: @"OBJC_LABEL_CLASS_$" = private global {{.*}}, section "__DATA, __objc_classlist, regular, no_dead_strip", align 8
+// CHECK-X86_64: @"OBJC_LABEL_CLASS_$" = private global {{.*}}, section "__DATA,__objc_classlist,regular,no_dead_strip", align 8
 // CHECK-X86_64: define internal void @"\01-[A im0]"
 // CHECK-X86_64: define internal void @"\01-[A(Cat) im1]"
 
@@ -38,7 +38,7 @@
 // CHECK-ARMV6: @"OBJC_EHTYPE_$_EH1" = weak global {{.*}}, align 4
 // CHECK-ARMV6: @"OBJC_EHTYPE_$_EH2" = external global
 // CHECK-ARMV6: @"OBJC_EHTYPE_$_EH3" = global {{.*}}, section "__DATA,__objc_const", align 4
-// CHECK-ARMV6: @"OBJC_LABEL_CLASS_$" = private global {{.*}}, section "__DATA, __objc_classlist, regular, no_dead_strip", align 4
+// CHECK-ARMV6: @"OBJC_LABEL_CLASS_$" = private global {{.*}}, section "__DATA,__objc_classlist,regular,no_dead_strip", align 4
 // CHECK-ARMV6: define internal void @"\01-[A im0]"
 // CHECK-ARMV6: define internal void @"\01-[A(Cat) im1]"
 
diff --git a/clang/test/CodeGenObjC/non-lazy-classes.m b/clang/test/CodeGenObjC/non-lazy-classes.m
index 400d3e9fdf9..b24476aba25 100644
--- a/clang/test/CodeGenObjC/non-lazy-classes.m
+++ b/clang/test/CodeGenObjC/non-lazy-classes.m
@@ -1,7 +1,7 @@
 // RUN: %clang_cc1 -triple x86_64-apple-darwin10 -emit-llvm -o - %s | \
 // RUN: FileCheck %s
-// CHECK: @"OBJC_LABEL_NONLAZY_CLASS_$" = private global [1 x {{.*}}] {{.*}}@"OBJC_CLASS_$_A"{{.*}}, section "__DATA, __objc_nlclslist, regular, no_dead_strip", align 8
-// CHECK: @"OBJC_LABEL_NONLAZY_CATEGORY_$" = private global [1 x {{.*}}] {{.*}}@"\01l_OBJC_$_CATEGORY_A_$_Cat"{{.*}}, section "__DATA, __objc_nlcatlist, regular, no_dead_strip", align 8
+// CHECK: @"OBJC_LABEL_NONLAZY_CLASS_$" = private global [1 x {{.*}}] {{.*}}@"OBJC_CLASS_$_A"{{.*}}, section "__DATA,__objc_nlclslist,regular,no_dead_strip", align 8
+// CHECK: @"OBJC_LABEL_NONLAZY_CATEGORY_$" = private global [1 x {{.*}}] {{.*}}@"\01l_OBJC_$_CATEGORY_A_$_Cat"{{.*}}, section "__DATA,__objc_nlcatlist,regular,no_dead_strip", align 8
 
 @interface A @end
 @implementation A
diff --git a/clang/test/CodeGenObjC/sections.m b/clang/test/CodeGenObjC/sections.m
new file mode 100644
index 00000000000..f98b7db073c
--- /dev/null
+++ b/clang/test/CodeGenObjC/sections.m
@@ -0,0 +1,72 @@
+// RUN: %clang_cc1 -triple x86_64-unknown-windows -fobjc-dispatch-method=mixed -fobjc-runtime=ios -emit-llvm -o - %s | FileCheck %s -check-prefix CHECK-COFF
+// RUN: %clang_cc1 -triple x86_64-unknown-linux-gnu -fobjc-dispatch-method=mixed -fobjc-runtime=ios -emit-llvm -o - %s | FileCheck %s -check-prefix CHECK-ELF
+// RUN: %clang_cc1 -triple x86_64-apple-ios -fobjc-dispatch-method=mixed -fobjc-runtime=ios -emit-llvm -o - %s | FileCheck %s -check-prefix CHECK-MACHO
+
+__attribute__((__objc_root_class__))
+@interface NSObject
++ (void)load;
++ (id)class;
+@end
+
+@protocol P
+@end
+
+@interface I<P> : NSObject
++ (void)load;
+@end
+
+@implementation I
++ (void)load; { }
+@end
+
+@implementation I(C)
++ (void)load; {
+  [super load];
+}
+@end
+
+@interface J : NSObject
+- (void)m;
+@end
+
+_Bool f(J *j) {
+  [j m];
+  return [I class] == @protocol(P);
+}
+
+// CHECK-COFF: @"OBJC_CLASSLIST_SUP_REFS_$_" = {{.*}}, section ".objc_superrefs$B"
+// CHECK-COFF: @OBJC_SELECTOR_REFERENCES_ = {{.*}}, section ".objc_selrefs$B"
+// CHECK-COFF: @"OBJC_CLASSLIST_REFERENCES_$_" = {{.*}}, section ".objc_classrefs$B"
+// CHECK-COFF: @"\01l_objc_msgSend_fixup_class" = {{.*}}, section ".objc_msgrefs$B"
+// CHECK-COFF: @"\01l_OBJC_LABEL_PROTOCOL_$_P" = {{.*}}, section ".objc_protolist$B"
+// CHECK-COFF: @"\01l_OBJC_PROTOCOL_REFERENCE_$_P" = {{.*}}, section ".objc_protorefs$B"
+// CHECK-COFF: @"OBJC_LABEL_CLASS_$" = {{.*}}, section ".objc_classlist$B"
+// CHECK-COFF: @"OBJC_LABEL_NONLAZY_CLASS_$" = {{.*}}, section ".objc_nlclslist$B"
+// CHECK-COFF: @"OBJC_LABEL_CATEGORY_$" = {{.*}}, section ".objc_catlist$B"
+// CHECK-COFF: @"OBJC_LABEL_NONLAZY_CATEGORY_$" = {{.*}}, section ".objc_nlcatlist$B"
+// CHECK-COFF: !{{[0-9]+}} = !{i32 1, !"Objective-C Image Info Section", !".objc_imageinfo$B"}
+
+// CHECK-ELF: @"OBJC_CLASSLIST_SUP_REFS_$_" = {{.*}}, section "objc_superrefs"
+// CHECK-ELF: @OBJC_SELECTOR_REFERENCES_ = {{.*}}, section "objc_selrefs"
+// CHECK-ELF: @"OBJC_CLASSLIST_REFERENCES_$_" = {{.*}}, section "objc_classrefs"
+// CHECK-ELF: @"\01l_objc_msgSend_fixup_class" = {{.*}}, section "objc_msgrefs"
+// CHECK-ELF: @"\01l_OBJC_LABEL_PROTOCOL_$_P" = {{.*}}, section "objc_protolist"
+// CHECK-ELF: @"\01l_OBJC_PROTOCOL_REFERENCE_$_P" = {{.*}}, section "objc_protorefs"
+// CHECK-ELF: @"OBJC_LABEL_CLASS_$" = {{.*}}, section "objc_classlist"
+// CHECK-ELF: @"OBJC_LABEL_NONLAZY_CLASS_$" = {{.*}}, section "objc_nlclslist"
+// CHECK-ELF: @"OBJC_LABEL_CATEGORY_$" = {{.*}}, section "objc_catlist"
+// CHECK-ELF: @"OBJC_LABEL_NONLAZY_CATEGORY_$" = {{.*}}, section "objc_nlcatlist"
+// CHECK-ELF: !{{[0-9]+}} = !{i32 1, !"Objective-C Image Info Section", !"objc_imageinfo"}
+
+// CHECK-MACHO: @"OBJC_CLASSLIST_SUP_REFS_$_" = {{.*}}, section "__DATA,__objc_superrefs,regular,no_dead_strip"
+// CHECK-MACHO: @OBJC_SELECTOR_REFERENCES_ = {{.*}}, section "__DATA,__objc_selrefs,literal_pointers,no_dead_strip"
+// CHECK-MACHO: @"OBJC_CLASSLIST_REFERENCES_$_" = {{.*}}, section "__DATA,__objc_classrefs,regular,no_dead_strip"
+// CHECK-MACHO: @"\01l_objc_msgSend_fixup_class" = {{.*}}, section "__DATA,__objc_msgrefs,coalesced"
+// CHECK-MACHO: @"\01l_OBJC_LABEL_PROTOCOL_$_P" = {{.*}}, section "__DATA,__objc_protolist,coalesced,no_dead_strip"
+// CHECK-MACHO: @"\01l_OBJC_PROTOCOL_REFERENCE_$_P" = {{.*}}, section "__DATA,__objc_protorefs,coalesced,no_dead_strip"
+// CHECK-MACHO: @"OBJC_LABEL_CLASS_$" = {{.*}}, section "__DATA,__objc_classlist,regular,no_dead_strip"
+// CHECK-MACHO: @"OBJC_LABEL_NONLAZY_CLASS_$" = {{.*}}, section "__DATA,__objc_nlclslist,regular,no_dead_strip"
+// CHECK-MACHO: @"OBJC_LABEL_CATEGORY_$" = {{.*}}, section "__DATA,__objc_catlist,regular,no_dead_strip"
+// CHECK-MACHO: @"OBJC_LABEL_NONLAZY_CATEGORY_$" = {{.*}}, section "__DATA,__objc_nlcatlist,regular,no_dead_strip"
+// CHECK-MACHO: !{{[0-9]+}} = !{i32 1, !"Objective-C Image Info Section", !"__DATA,__objc_imageinfo,regular,no_dead_strip"}
+