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1; COM: Tests to verify that the entry basic block is always placed at the beginning of its section.2; RUN: echo 'v1' > %t13; RUN: echo 'f foo' >> %t14; RUN: echo 'c2 0' >> %t15; RUN: llc < %s -mtriple=x86_64-pc-linux -function-sections -basic-block-sections=%t1 -O0 | FileCheck %s -check-prefix=LINUX-SECTIONS16 7; RUN: echo 'v1' > %t28; RUN: echo 'f foo' >> %t29; RUN: echo 'c2' >> %t210; RUN: llc < %s -mtriple=x86_64-pc-linux -function-sections -basic-block-sections=%t2 -O0 | FileCheck %s -check-prefix=LINUX-SECTIONS211 12 13define void @foo(i1 %a, i1 %b) {14b0:15 br i1 %a, label %b1, label %b216 17b1: ; preds = %b018 ret void19 20b2: ; preds = %b021 ret void22}23 24;; Check that %b0 is emitted at the beginning of the function.25; LINUX-SECTIONS1: .section .text.foo,"ax",@progbits26; LINUX-SECTIONS1: foo:27; LINUX-SECTIONS1: # %bb.0: # %b028; LINUX-SECTIONS1: jne foo.cold29; LINUX-SECTIONS1: # %bb.2: # %b230; LINUX-SECTIONS1: retq31; LINUX-SECTIONS1: .section .text.split.foo,"ax",@progbits32; LINUX-SECTIONS1: foo.cold: # %b133; LINUX-SECTIONS1: retq34 35; LINUX-SECTIONS2: .section .text.foo,"ax",@progbits36; LINUX-SECTIONS2: foo:37; LINUX-SECTIONS2: # %bb.0: # %b038; LINUX-SECTIONS2: je foo.__part.039; LINUX-SECTIONS2: # %bb.1: # %b140; LINUX-SECTIONS2: retq41; LINUX-SECTIONS2: .section .text.foo,"ax",@progbits42; LINUX-SECTIONS2: foo.__part.0: # %b243; LINUX-SECTIONS2: retq44