xref: /aosp_15_r20/external/llvm/test/CodeGen/X86/2009-05-11-tailmerge-crash.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)
1*9880d681SAndroid Build Coastguard Worker; RUN: llc < %s -march=x86
2*9880d681SAndroid Build Coastguard Worker; PR4188
3*9880d681SAndroid Build Coastguard Worker; ModuleID = '<stdin>'
4*9880d681SAndroid Build Coastguard Workertarget datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:128:128"
5*9880d681SAndroid Build Coastguard Workertarget triple = "i386-apple-darwin9.6"
6*9880d681SAndroid Build Coastguard Worker@g_9 = external global i32		; <i32*> [#uses=1]
7*9880d681SAndroid Build Coastguard Worker
8*9880d681SAndroid Build Coastguard Workerdefine i32 @int86(i32 %p_87) nounwind {
9*9880d681SAndroid Build Coastguard Workerentry:
10*9880d681SAndroid Build Coastguard Worker	%0 = trunc i32 %p_87 to i8		; <i8> [#uses=1]
11*9880d681SAndroid Build Coastguard Worker	%1 = icmp ne i8 %0, 0		; <i1> [#uses=1]
12*9880d681SAndroid Build Coastguard Worker	br label %bb
13*9880d681SAndroid Build Coastguard Worker
14*9880d681SAndroid Build Coastguard Workerbb:		; preds = %bb.i, %bb, %entry
15*9880d681SAndroid Build Coastguard Worker	%2 = load volatile i32, i32* @g_9, align 4		; <i32> [#uses=2]
16*9880d681SAndroid Build Coastguard Worker	%3 = icmp sgt i32 %2, 1		; <i1> [#uses=1]
17*9880d681SAndroid Build Coastguard Worker	%4 = and i1 %3, %1		; <i1> [#uses=1]
18*9880d681SAndroid Build Coastguard Worker	br i1 %4, label %bb.i, label %bb
19*9880d681SAndroid Build Coastguard Worker
20*9880d681SAndroid Build Coastguard Workerbb.i:		; preds = %bb
21*9880d681SAndroid Build Coastguard Worker	%5 = icmp sgt i32 0, %2		; <i1> [#uses=0]
22*9880d681SAndroid Build Coastguard Worker	br label %bb
23*9880d681SAndroid Build Coastguard Worker}
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