llvm-6502/test/Transforms/InstCombine/malloc2.ll

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; RUN: opt < %s -instcombine -S | FileCheck %s
; PR1313
define i32 @test1(i32 %argc, i8* %argv, i8* %envp) {
%tmp15.i.i.i23 = malloc [2564 x i32] ; <[2564 x i32]*> [#uses=1]
; CHECK-NOT: call i8* @malloc
%c = icmp eq [2564 x i32]* %tmp15.i.i.i23, null ; <i1>:0 [#uses=1]
%retval = zext i1 %c to i32 ; <i32> [#uses=1]
ret i32 %retval
; CHECK: ret i32 0
}
define i32 @test2(i32 %argc, i8* %argv, i8* %envp) {
%tmp15.i.i.i23 = malloc [2564 x i32] ; <[2564 x i32]*> [#uses=1]
; CHECK-NOT: call i8* @malloc
%X = bitcast [2564 x i32]* %tmp15.i.i.i23 to i32*
%c = icmp ne i32* %X, null
%retval = zext i1 %c to i32 ; <i32> [#uses=1]
ret i32 %retval
; CHECK: ret i32 1
}