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      1 // RUN: %clang_cc1 -triple i386-apple-darwin9 -emit-llvm -o %t %s
      2 // RUNX: llvm-gcc -m32 -emit-llvm -S -o %t %s &&
      3 
      4 // RUN: grep '@"\\01L_OBJC_CATEGORY_A_Cat" = internal global .*section "__OBJC,__category,regular,no_dead_strip", align 4' %t
      5 // RUN: grep '@"\\01L_OBJC_CATEGORY_CLASS_METHODS_A_Cat" = internal global .*section "__OBJC,__cat_cls_meth,regular,no_dead_strip", align 4' %t
      6 // RUN: grep '@"\\01L_OBJC_CATEGORY_INSTANCE_METHODS_A_Cat" = internal global .*section "__OBJC,__cat_inst_meth,regular,no_dead_strip", align 4' %t
      7 // RUN: grep '@"\\01L_OBJC_CLASSEXT_A" = internal global .*section "__OBJC,__class_ext,regular,no_dead_strip", align 4' %t
      8 // RUN: grep '@"\\01L_OBJC_CLASS_A" = internal global .*section "__OBJC,__class,regular,no_dead_strip", align 4' %t
      9 // RUN: grep '@"\\01L_OBJC_CLASS_METHODS_A" = internal global .*section "__OBJC,__cls_meth,regular,no_dead_strip", align 4' %t
     10 // RUN: grep '@"\\01L_OBJC_CLASS_NAME_[0-9]*" = internal global .*section "__TEXT,__cstring,cstring_literals", align 1' %t
     11 // RUN: grep '@"\\01L_OBJC_CLASS_PROTOCOLS_A" = internal global .*section "__OBJC,__cat_cls_meth,regular,no_dead_strip", align 4' %t
     12 // RUN: grep '@"\\01L_OBJC_CLASS_REFERENCES_[0-9]*" = internal global .*section "__OBJC,__cls_refs,literal_pointers,no_dead_strip", align 4' %t
     13 
     14 // Clang's Obj-C 32-bit doesn't emit ivars for the root class.
     15 // RUNX: grep '@"\\01L_OBJC_CLASS_VARIABLES_A" = internal global .*section "__OBJC,__class_vars,regular,no_dead_strip", align 4' %t && 
     16 
     17 // RUN: grep '@"\\01L_OBJC_INSTANCE_METHODS_A" = internal global .*section "__OBJC,__inst_meth,regular,no_dead_strip", align 4' %t
     18 // RUN: grep '@"\\01L_OBJC_INSTANCE_VARIABLES_A" = internal global .*section "__OBJC,__instance_vars,regular,no_dead_strip", align 4' %t
     19 // RUN: grep '@"\\01L_OBJC_METACLASS_A" = internal global .*section "__OBJC,__meta_class,regular,no_dead_strip", align 4' %t
     20 // RUN: grep '@"\\01L_OBJC_METH_VAR_NAME_[0-9]*" = internal global .*section "__TEXT,__cstring,cstring_literals", align 1' %t
     21 // RUN: grep '@"\\01L_OBJC_METH_VAR_TYPE_[0-9]*" = internal global .*section "__TEXT,__cstring,cstring_literals", align 1' %t
     22 // RUN: grep '@"\\01L_OBJC_MODULES" = internal global .*section "__OBJC,__module_info,regular,no_dead_strip", align 4' %t
     23 // RUN: grep '@"\\01L_OBJC_PROP_NAME_ATTR_[0-9]*" = internal global .*section "__TEXT,__cstring,cstring_literals", align 1' %t
     24 // RUN: grep '@"\\01L_OBJC_PROTOCOL_CLASS_METHODS_P" = internal global .*section "__OBJC,__cat_cls_meth,regular,no_dead_strip", align 4' %t
     25 // RUN: grep '@"\\01L_OBJC_PROTOCOL_INSTANCE_METHODS_P" = internal global .*section "__OBJC,__cat_inst_meth,regular,no_dead_strip", align 4' %t
     26 // RUN: grep '@"\\01L_OBJC_PROTOCOL_P" = internal global .*section "__OBJC,__protocol,regular,no_dead_strip", align 4' %t
     27 // RUN: grep '@"\\01L_OBJC_SELECTOR_REFERENCES_[0-9]*" = internal global .*section "__OBJC,__message_refs,literal_pointers,no_dead_strip", align 4' %t
     28 // RUN: grep '@"\\01L_OBJC_SYMBOLS" = internal global .*section "__OBJC,__symbols,regular,no_dead_strip", align 4' %t
     29 // RUN: grep '@"\\01l_OBJC_$_PROP_LIST_A" = internal global .*section "__OBJC,__property,regular,no_dead_strip", align 4' %t
     30 // RUN: grep "\.lazy_reference \.objc_class_name_J0" %t
     31 
     32 
     33 /*
     34 
     35 Here is a handy command for looking at llvm-gcc's output:
     36 llvm-gcc -m32 -emit-llvm -S -o - metadata-symbols-32.m | \
     37   grep '=.*global' | \
     38   sed -e 's#global.*, section#global ... section#' | \
     39   sort
     40 
     41 */
     42 
     43 @interface B
     44 @end
     45 @interface C
     46 @end
     47 
     48 @protocol P
     49 +(void) fm0;
     50 -(void) im0;
     51 @end
     52 
     53 @interface A<P> {
     54   int _ivar;
     55 }
     56  
     57 @property (assign) int ivar;
     58 
     59 +(void) fm0;
     60 -(void) im0;
     61 @end
     62 
     63 @implementation A
     64 @synthesize ivar = _ivar;
     65 +(void) fm0 {
     66 }
     67 -(void) im0 {
     68 }
     69 @end
     70 
     71 @implementation A (Cat)
     72 +(void) fm1 {
     73 }
     74 -(void) im1 {
     75 }
     76 @end
     77 
     78 @interface J0
     79 @end
     80 
     81 @implementation J0(Category) @end
     82 
     83 void *f0() {
     84    [B im0];
     85    [C im1];
     86 }
     87 
     88