xref: /aosp_15_r20/external/llvm/test/Analysis/BasicAA/no-escape-call.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)
1*9880d681SAndroid Build Coastguard Worker; RUN: opt < %s -basicaa -gvn -instcombine -S | FileCheck %s
2*9880d681SAndroid Build Coastguard Worker; PR2436
3*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"
4*9880d681SAndroid Build Coastguard Workertarget triple = "i386-apple-darwin8"
5*9880d681SAndroid Build Coastguard Worker
6*9880d681SAndroid Build Coastguard Workerdefine i1 @foo(i32 %i) nounwind  {
7*9880d681SAndroid Build Coastguard Worker; CHECK: ret i1 true
8*9880d681SAndroid Build Coastguard Workerentry:
9*9880d681SAndroid Build Coastguard Worker	%arr = alloca [10 x i8*]		; <[10 x i8*]*> [#uses=1]
10*9880d681SAndroid Build Coastguard Worker	%tmp2 = call i8* @getPtr( ) nounwind 		; <i8*> [#uses=2]
11*9880d681SAndroid Build Coastguard Worker	%tmp4 = getelementptr [10 x i8*], [10 x i8*]* %arr, i32 0, i32 %i		; <i8**> [#uses=2]
12*9880d681SAndroid Build Coastguard Worker	store i8* %tmp2, i8** %tmp4, align 4
13*9880d681SAndroid Build Coastguard Worker	%tmp10 = getelementptr i8, i8* %tmp2, i32 10		; <i8*> [#uses=1]
14*9880d681SAndroid Build Coastguard Worker	store i8 42, i8* %tmp10, align 1
15*9880d681SAndroid Build Coastguard Worker	%tmp14 = load i8*, i8** %tmp4, align 4		; <i8*> [#uses=1]
16*9880d681SAndroid Build Coastguard Worker	%tmp16 = getelementptr i8, i8* %tmp14, i32 10		; <i8*> [#uses=1]
17*9880d681SAndroid Build Coastguard Worker	%tmp17 = load i8, i8* %tmp16, align 1		; <i8> [#uses=1]
18*9880d681SAndroid Build Coastguard Worker	%tmp19 = icmp eq i8 %tmp17, 42		; <i1> [#uses=1]
19*9880d681SAndroid Build Coastguard Worker	ret i1 %tmp19
20*9880d681SAndroid Build Coastguard Worker}
21*9880d681SAndroid Build Coastguard Worker
22*9880d681SAndroid Build Coastguard Workerdeclare i8* @getPtr()
23*9880d681SAndroid Build Coastguard Worker
24*9880d681SAndroid Build Coastguard Workerdeclare void @abort() noreturn nounwind
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