llvm-6502/test/Transforms/GlobalOpt/2008-01-13-OutOfRangeSROA.ll
Chris Lattner 941db495b8 Fix the miscompilation of MiBench/consumer-lame that was exposed by Evan's
byval work.  This miscompilation is due to the program indexing an array out
of range and us doing a transformation that broke this.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@45949 91177308-0d34-0410-b5e6-96231b3b80d8
2008-01-14 02:09:12 +00:00

17 lines
528 B
LLVM

; RUN: llvm-as < %s | opt -globalopt | llvm-dis | grep {16 x .31 x double.. zeroinitializer}
; The 'X' indices could be larger than 31. Do not SROA the outer indices of this array.
@mm = internal global [16 x [31 x double]] zeroinitializer, align 32
define void @test(i32 %X) {
%P = getelementptr [16 x [31 x double]]* @mm, i32 0, i32 0, i32 %X
store double 1.0, double* %P
ret void
}
define double @get(i32 %X) {
%P = getelementptr [16 x [31 x double]]* @mm, i32 0, i32 0, i32 %X
%V = load double* %P
ret double %V
}