Comments (3)
Are you using z3?
$ souper-check $SOUPER_SOLVER -infer-rhs -souper-infer-iN syn-bug.opt
; RHS inferred successfully
result 0:i32
$ llvm-as syn-bug.ll -o - | souper $SOUPER_SOLVER -souper-infer-iN
; Listing valid replacements.
; Using solver: Z3 + internal cache
; Static profile 1
; Function: vnum_test10
%0:i32 = var
%1:i32 = var
%2:i1 = eq %0, %1
pc %2 1:i1
%3:i32 = addnsw 1:i32, %0
%4:i32 = addnsw 1:i32, %1
%5:i32 = subnsw %3, %4
cand %5 0:i32
; Static profile 1
; Function: vnum_test10
%0:i32 = var
%1:i32 = var
%2:i1 = eq %0, %1
pc %2 1:i1
%3:i32 = addnsw 1:i32, %0
%4:i32 = addnsw 1:i32, %1
%5:i32 = subnsw %3, %4
%6:i32 = mulnsw 21:i32, %5
cand %6 0:i32
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oops
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This is a good test case, thanks.
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