xref: /aosp_15_r20/external/llvm/test/Transforms/GlobalOpt/2010-02-25-MallocPromote.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)
1*9880d681SAndroid Build Coastguard Worker; PR6422
2*9880d681SAndroid Build Coastguard Worker; RUN: opt -globalopt -S < %s
3*9880d681SAndroid Build Coastguard Workertarget datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128"
4*9880d681SAndroid Build Coastguard Workertarget triple = "x86_64-unknown-linux-gnu"
5*9880d681SAndroid Build Coastguard Worker
6*9880d681SAndroid Build Coastguard Worker@fixLRBT = internal global i32* null              ; <i32**> [#uses=2]
7*9880d681SAndroid Build Coastguard Worker
8*9880d681SAndroid Build Coastguard Workerdeclare noalias i8* @malloc(i32)
9*9880d681SAndroid Build Coastguard Worker
10*9880d681SAndroid Build Coastguard Workerdefine i32 @parser() nounwind {
11*9880d681SAndroid Build Coastguard Workerbb918:
12*9880d681SAndroid Build Coastguard Worker  %malloccall.i10 = call i8* @malloc(i32 16) nounwind ; <i8*> [#uses=1]
13*9880d681SAndroid Build Coastguard Worker  %0 = bitcast i8* %malloccall.i10 to i32*        ; <i32*> [#uses=1]
14*9880d681SAndroid Build Coastguard Worker  store i32* %0, i32** @fixLRBT, align 8
15*9880d681SAndroid Build Coastguard Worker  %1 = load i32*, i32** @fixLRBT, align 8               ; <i32*> [#uses=0]
16*9880d681SAndroid Build Coastguard Worker  %A = load i32, i32* %1
17*9880d681SAndroid Build Coastguard Worker  ret i32 %A
18*9880d681SAndroid Build Coastguard Worker}
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