Fomalization of AST (syntax and semantics) and general helper lemmas for AST-to-CFG phase validation #1
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…d goto reduction (which needs to be checked again)
| redE2: "A,\<Lambda>,\<Gamma>,\<Omega> \<turnstile> \<langle>e2, ns\<rangle> \<Down> v2" by blast | ||
| from this eq_false have "v1 \<noteq> v2" | ||
| using RedBinOp_case | ||
| by (smt (verit, del_insts) RedBinOp_case binop_eval_val.simps(1) expr_eval_determ(1) lit.inject(1) option.inject val.inject(1)) |
Collaborator
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It would be good to get rid of smt proofs if possible (same comment for other smt proofs). They are not very stable (for example, on my Windows machine sometimes smt proofs go through and sometimes they don't).
| step1: "(red_bigblock A M \<Lambda> \<Gamma> \<Omega> T (BigBlock None [] None None, KEndBlock (KSeq bb_next cont0), Normal ns3) (inter_bb, inter_cont, inter_state))" and | ||
| step2: "(red_bigblock A M \<Lambda> \<Gamma> \<Omega> T (inter_bb, inter_cont, inter_state) (inter_bb2, inter_cont2, inter_state2))" and | ||
| rest: "A,M,\<Lambda>,\<Gamma>,\<Omega>,T \<turnstile>(inter_bb2, inter_cont2, inter_state2) -n\<longrightarrow>^l2 (reached_bb, reached_cont, reached_state)" | ||
| by (metis (no_types, opaque_lifting) prod_cases3 relpowp_Suc_D2) |
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replace by "by (metis (no_types) etc...)", otherwise the proofs fail on Windows.
| step2: "(red_bigblock A M \<Lambda> \<Gamma> \<Omega> T (inter_bb, inter_cont, inter_state) (inter_bb2, inter_cont2, inter_state2))" and | ||
| step3: "(red_bigblock A M \<Lambda> \<Gamma> \<Omega> T (inter_bb2, inter_cont2, inter_state2) (inter_bb3, inter_cont3, inter_state3))" and | ||
| rest: "A,M,\<Lambda>,\<Gamma>,\<Omega>,T \<turnstile> (inter_bb3, inter_cont3, inter_state3) -n\<longrightarrow>^l3 (reached_bb, reached_cont, reached_state)" | ||
| by (metis (no_types, opaque_lifting) get_state.cases relpowp_Suc_D2) |
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replace by "by (metis (no_types) etc...)", otherwise the proofs fail on Windows.
Collaborator
|
Passification.thy seems to have minor errors after the most recent commit (before that it works). |
# Conflicts: # BoogieLang/Semantics.thy
simplify proofs in the process
Collaborator
|
This PR is subsumed by #8. |
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