Add the clang library to the repo (with some of my changes, too).

1 files changed, 75 insertions, 0 deletions

diff --git a/clang/test/CodeGenObjC/metadata_symbols.m b/clang/test/CodeGenObjC/metadata_symbols.m
new file mode 100644
index 0000000..576a55b
--- /dev/null
+++ b/clang/test/CodeGenObjC/metadata_symbols.m
@@ -0,0 +1,75 @@
+// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -emit-llvm -fexceptions -fobjc-exceptions -o %t %s
+// RUN: FileCheck -check-prefix=CHECK-X86_64 < %t %s
+// RUN: grep '@"OBJC_EHTYPE_$_EH3"' %t | count 3
+
+// CHECK-X86_64: @"OBJC_CLASS_$_A" = global {{.*}}, section "__DATA, __objc_data", align 8
+// CHECK-X86_64: @"OBJC_METACLASS_$_A" = global {{.*}}, section "__DATA, __objc_data", align 8
+// CHECK-X86_64: @"\01L_OBJC_CLASS_NAME_" = {{.*}}, section "__TEXT,__objc_classname,cstring_literals", align 1
+// CHECK-X86_64: @"OBJC_EHTYPE_$_EH1" = weak global {{.*}}, section "__DATA,__datacoal_nt,coalesced", 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: @"\01L_OBJC_LABEL_CLASS_$" = internal global {{.*}}, section "__DATA, __objc_classlist, regular, no_dead_strip", align 8
+// CHECK-X86_64: define internal void @"\01-[A im0]"
+// CHECK-X86_64: define internal void @"\01-[A(Cat) im1]"
+
+// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -fobjc-exceptions -fvisibility hidden -emit-llvm -o %t %s
+// RUN: FileCheck -check-prefix=CHECK-X86_64-HIDDEN < %t %s
+
+// CHECK-X86_64-HIDDEN: @"OBJC_CLASS_$_A" = hidden global {{.*}}, section "__DATA, __objc_data", align 8
+// CHECK-X86_64-HIDDEN: @"OBJC_METACLASS_$_A" = hidden global {{.*}}, section "__DATA, __objc_data", align 8
+// CHECK-X86_64-HIDDEN: @"OBJC_EHTYPE_$_EH1" = weak hidden global {{.*}}, section "__DATA,__datacoal_nt,coalesced"
+// CHECK-X86_64-HIDDEN: @"OBJC_EHTYPE_$_EH2" = external global
+// CHECK-X86_64-HIDDEN: @"OBJC_EHTYPE_$_EH3" = hidden global {{.*}}, section "__DATA,__objc_const", align 8
+// CHECK-X86_64-HIDDEN: define internal void @"\01-[A im0]"
+// CHECK-X86_64-HIDDEN: define internal void @"\01-[A(Cat) im1]"
+
+// RUN: %clang_cc1 -triple armv6-apple-darwin10 -target-abi apcs-gnu -fobjc-exceptions -emit-llvm -o %t %s
+// RUN: FileCheck -check-prefix=CHECK-ARMV6 < %t %s
+
+// CHECK-ARMV6: @"OBJC_CLASS_$_A" = global {{.*}}, section "__DATA, __objc_data", align 4
+// CHECK-ARMV6: @"OBJC_METACLASS_$_A" = global {{.*}}, section "__DATA, __objc_data", align 4
+// CHECK-ARMV6: @"\01L_OBJC_CLASS_NAME_" = {{.*}}, section "__TEXT,__objc_classname,cstring_literals", align 1
+// CHECK-ARMV6: @"OBJC_EHTYPE_$_EH1" = weak global {{.*}}, section "__DATA,__datacoal_nt,coalesced", align 4
+// CHECK-ARMV6: @"OBJC_EHTYPE_$_EH2" = external global
+// CHECK-ARMV6: @"OBJC_EHTYPE_$_EH3" = global {{.*}}, section "__DATA,__objc_const", align 4
+// CHECK-ARMV6: @"\01L_OBJC_LABEL_CLASS_$" = internal 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]"
+
+@interface A
+@end
+
+@implementation A
+-(void) im0 {
+}
+@end
+
+@implementation A (Cat)
+-(void) im1 {
+}
+@end
+
+@interface EH1
+@end
+
+__attribute__((__objc_exception__))
+@interface EH2
+@end
+
+__attribute__((__objc_exception__))
+@interface EH3
+@end
+
+void f1();
+
+void f0(id x) {
+  @try {
+    f1();
+  } @catch (EH1 *x) {
+  } @catch (EH2 *x) {
+  } @catch (EH3 *x) {
+  }
+}
+
+@implementation EH3
+@end