llvm-for-llvmta/test/Transforms/Reassociate/2011-01-26-UseAfterFree.ll

34 lines
1.0 KiB
LLVM

; RUN: opt < %s -reassociate
; PR9039
target 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-f80:32:32-n8:16:32"
target triple = "i386-gnu-linux"
define void @exp_averages_intraday__deviation() {
entry:
%0 = load i32, i32* undef, align 4
%1 = shl i32 %0, 2
%2 = add nsw i32 undef, %1
%3 = add nsw i32 %2, undef
%4 = mul nsw i32 %0, 12
%5 = add nsw i32 %3, %4
%6 = add nsw i32 %5, %4
%7 = add nsw i32 %6, undef
br i1 false, label %"4", label %"12"
"4": ; preds = %entry
br i1 undef, label %"5", label %"8"
"5": ; preds = %"4"
unreachable
"8": ; preds = %"4"
%8 = getelementptr inbounds i8, i8* undef, i32 %6
br i1 undef, label %"13", label %"12"
"12": ; preds = %"8", %entry
ret void
"13": ; preds = %"8"
ret void
}