diff --git a/test/CodeGen/Generic/2007-04-30-LandingPadBranchFolding.ll b/test/CodeGen/Generic/2007-04-30-LandingPadBranchFolding.ll new file mode 100644 index 00000000000..71b4c857d07 --- /dev/null +++ b/test/CodeGen/Generic/2007-04-30-LandingPadBranchFolding.ll @@ -0,0 +1,59 @@ +; RUN: llvm-as < %s | llc +; PR1228 + + "struct.std::basic_string,std::allocator >::_Alloc_hider" = type { i8* } + "struct.std::locale" = type { "struct.std::locale::_Impl"* } + "struct.std::locale::_Impl" = type { i32, "struct.std::locale::facet"**, i32, "struct.std::locale::facet"**, i8** } + "struct.std::locale::facet" = type { i32 (...)**, i32 } + "struct.std::string" = type { "struct.std::basic_string,std::allocator >::_Alloc_hider" } + +define void @_ZNKSt6locale4nameEv("struct.std::string"* %agg.result) { +entry: + %tmp105 = icmp eq i8* null, null ; [#uses=1] + br i1 %tmp105, label %cond_true, label %cond_true222 + +cond_true: ; preds = %entry + invoke void @_ZNSs14_M_replace_auxEjjjc( ) + to label %cond_next1328 unwind label %cond_true1402 + +cond_true222: ; preds = %cond_true222, %entry + %tmp207 = call i32 @strcmp( ) ; [#uses=1] + %tmp208 = icmp eq i32 %tmp207, 0 ; [#uses=2] + %bothcond1480 = and i1 %tmp208, false ; [#uses=1] + br i1 %bothcond1480, label %cond_true222, label %cond_next226.loopexit + +cond_next226.loopexit: ; preds = %cond_true222 + %phitmp = xor i1 %tmp208, true ; [#uses=1] + br i1 %phitmp, label %cond_false280, label %cond_true235 + +cond_true235: ; preds = %cond_next226.loopexit + invoke void @_ZNSs6assignEPKcj( ) + to label %cond_next1328 unwind label %cond_true1402 + +cond_false280: ; preds = %cond_next226.loopexit + invoke void @_ZNSs7reserveEj( ) + to label %invcont282 unwind label %cond_true1402 + +invcont282: ; preds = %cond_false280 + invoke void @_ZNSs6appendEPKcj( ) + to label %invcont317 unwind label %cond_true1402 + +invcont317: ; preds = %invcont282 + ret void + +cond_next1328: ; preds = %cond_true235, %cond_true + ret void + +cond_true1402: ; preds = %invcont282, %cond_false280, %cond_true235, %cond_true + ret void +} + +declare void @_ZNSs14_M_replace_auxEjjjc() + +declare i32 @strcmp() + +declare void @_ZNSs6assignEPKcj() + +declare void @_ZNSs7reserveEj() + +declare void @_ZNSs6appendEPKcj()