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1; RUN: llc < %s -mtriple=x86_64-apple-darwin | FileCheck %s2; Test all the cases where a L label is safe. Removing any entry from3; isSectionAtomizableBySymbols should cause this to fail.4; We also test some noteworthy cases that require an l label.5 6@private1 = private unnamed_addr constant [4 x i8] c"zed\00"7; CHECK: .section __TEXT,__cstring,cstring_literals8; CHECK-NEXT: L_private1:9 10@private2 = private unnamed_addr constant [5 x i16] [i16 116, i16 101,11 i16 115, i16 116, i16 0]12; CHECK: .section __TEXT,__ustring13; CHECK-NEXT: .p2align 114; CHECK-NEXT: l_private2:15 16; There is no dedicated 4 byte strings on MachO.17 18%struct.NSConstantString = type { ptr, i32, ptr, i32 }19@private3 = private constant %struct.NSConstantString { ptr null, i32 1992, ptr null, i32 0 }, section "__DATA,__cfstring"20; CHECK: .section __DATA,__cfstring21; CHECK-NEXT: .p2align 422; CHECK-NEXT: L_private3:23 24; There is no dedicated 1 or 2 byte constant section on MachO.25 26@private4 = private unnamed_addr constant i32 4227; CHECK: .section __TEXT,__literal4,4byte_literals28; CHECK-NEXT: .p2align 229; CHECK-NEXT: L_private4:30 31@private5 = private unnamed_addr constant i64 4232; CHECK: .section __TEXT,__literal8,8byte_literals33; CHECK-NEXT: .p2align 334; CHECK-NEXT: L_private5:35 36@private6 = private unnamed_addr constant i128 4237; CHECK: .section __TEXT,__literal16,16byte_literals38; CHECK-NEXT: .p2align 439; CHECK-NEXT: L_private6:40 41%struct._objc_class = type { ptr }42@private7 = private global ptr null, section "__OBJC,__cls_refs,literal_pointers,no_dead_strip"43; CHECK: .section __OBJC,__cls_refs,literal_pointers,no_dead_strip44; CHECK: .p2align 345; CHECK: L_private7:46 47@private8 = private global ptr null, section "__DATA,__nl_symbol_ptr,non_lazy_symbol_pointers"48; CHECK: .section __DATA,__nl_symbol_ptr,non_lazy_symbol_pointers49; CHECK-NEXT: .p2align 350; CHECK-NEXT: L_private8:51 52@private9 = private global ptr null, section "__DATA,__la_symbol_ptr,lazy_symbol_pointers"53; CHECK: .section __DATA,__la_symbol_ptr,lazy_symbol_pointers54; CHECK-NEXT: .p2align 355; CHECK-NEXT: L_private9:56 57@private10 = private global ptr null, section "__DATA,__mod_init_func,mod_init_funcs"58; CHECK: .section __DATA,__mod_init_func,mod_init_funcs59; CHECK-NEXT: .p2align 360; CHECK-NEXT: L_private10:61 62@private11 = private global ptr null, section "__DATA,__mod_term_func,mod_term_funcs"63; CHECK: .section __DATA,__mod_term_func,mod_term_funcs64; CHECK-NEXT: .p2align 365; CHECK-NEXT: L_private11:66 67@private12 = private global ptr null, section "__DATA,__foobar,interposing"68; CHECK: .section __DATA,__foobar,interposing69; CHECK-NEXT: .p2align 370; CHECK-NEXT: L_private12:71 72@private13 = private global i32 42, section "__DATA, __objc_classlist, regular, no_dead_strip"73; CHECK: .section __DATA,__objc_classlist,regular,no_dead_strip74; CHECK-NEXT: .p2align 275; CHECK-NEXT: _private13:76 77@private14 = private global [4 x i8] c"zed\00", section "__TEXT,__objc_classname,cstring_literals"78; CHECK: .section __TEXT,__objc_classname,cstring_literals79; CHECK-NEXT: L_private14:80 81@private15 = private global [4 x i8] c"zed\00", section "__TEXT,__objc_methname,cstring_literals"82; CHECK: .section __TEXT,__objc_methname,cstring_literals83; CHECK-NEXT: L_private15:84 85@private16 = private global [4 x i8] c"zed\00", section "__TEXT,__objc_methtype,cstring_literals"86; CHECK: .section __TEXT,__objc_methtype,cstring_literals87; CHECK-NEXT: L_private16:88