https://bugs.llvm.org/show_bug.cgi?id=32440
Bug ID: 32440
Summary: Assert failed in Reassociate (NumAddedValues > 1 &&
"Each occurrence should contribute a value")
Product: libraries
Version: trunk
Hardware: PC
OS: All
Status: NEW
Severity: enhancement
Priority: P
Component: Scalar Optimizations
Assignee: [email protected]
Reporter: [email protected]
CC: [email protected]
Reproducer: run opt -reassociate on
target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"
define i32 @f(i8 %a, i32 %b, i32* %c) {
entry:
%tmp = shl i32 1, 1
%tmp1 = add i32 %tmp, 187
br label %bb0
bb0:
%tmp2 = sext i8 %a to i32
%tmp3 = sub i32 %tmp1, %tmp2
%tmp4 = add i32 %tmp, %tmp3
%tmp5 = sub i32 %b, %tmp4
ret i32 %tmp5
}
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