1 ; In the presence of a negative offset (the -8 below), a fold of a bitcast into
2 ; a malloc messes up the element count, causing an extra 4GB to be allocated on
5 ; RUN: opt < %s -instcombine -S | not grep {= add }
7 target datalayout = "e-p:64:64:64-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"
8 target triple = "x86_64-unknown-freebsd6.2"
10 define i1 @test(i32 %tmp141, double** %tmp145)
12 %tmp133 = add i32 %tmp141, 1
13 %tmp134 = shl i32 %tmp133, 3
14 %tmp135 = add i32 %tmp134, -8
15 %tmp136 = malloc i8, i32 %tmp135
16 %tmp137 = bitcast i8* %tmp136 to double*
17 store double* %tmp137, double** %tmp145