; RUN: opt < %s -passes=instcombine -disable-output ; SimplifyDemandedBits should cope with pointer types. target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128" target triple = "x86_64-unknown-linux-gnu" %struct.VEC_rtx_base = type { i32, i32, [1 x %struct.rtx_def*] } %struct.VEC_rtx_gc = type { %struct.VEC_rtx_base } %struct.block_symbol = type { [3 x %struct.rtunion], %struct.object_block*, i64 } %struct.object_block = type { %struct.section*, i32, i64, %struct.VEC_rtx_gc*, %struct.VEC_rtx_gc* } %struct.omp_clause_subcode = type { i32 } %struct.rtunion = type { i8* } %struct.rtx_def = type { i16, i8, i8, %struct.u } %struct.section = type { %struct.unnamed_section } %struct.u = type { %struct.block_symbol } %struct.unnamed_section = type { %struct.omp_clause_subcode, void (i8*)*, i8*, %struct.section* } define fastcc void @cse_insn(%struct.rtx_def* %insn, %struct.rtx_def* %libcall_insn, i16* %ptr, i1 %c1, i1 %c2, i1 %c3, i1 %c4, i1 %c5, i1 %c6, i1 %c7, i1 %c8, i1 %c9) nounwind { entry: br i1 %c1, label %bb43, label %bb88 bb43: ; preds = %entry br label %bb88 bb88: ; preds = %bb43, %entry br i1 %c2, label %bb95, label %bb107 bb95: ; preds = %bb88 unreachable bb107: ; preds = %bb88 %0 = load i16, i16* %ptr, align 8 ; <i16> [#uses=1] %1 = icmp eq i16 %0, 38 ; <i1> [#uses=1] %src_eqv_here.0 = select i1 %1, %struct.rtx_def* null, %struct.rtx_def* null ; <%struct.rtx_def*> [#uses=1] br i1 %c3, label %bb127, label %bb125 bb125: ; preds = %bb107 br i1 %c4, label %bb127, label %bb126 bb126: ; preds = %bb125 br i1 %c5, label %bb129, label %bb133 bb127: ; preds = %bb125, %bb107 unreachable bb129: ; preds = %bb126 br label %bb133 bb133: ; preds = %bb129, %bb126 br i1 %c6, label %bb134, label %bb146 bb134: ; preds = %bb133 unreachable bb146: ; preds = %bb133 br i1 %c7, label %bb180, label %bb186 bb180: ; preds = %bb146 %2 = icmp eq %struct.rtx_def* null, null ; <i1> [#uses=1] %3 = zext i1 %2 to i8 ; <i8> [#uses=1] %4 = icmp ne %struct.rtx_def* %src_eqv_here.0, null ; <i1> [#uses=1] %5 = zext i1 %4 to i8 ; <i8> [#uses=1] %toBool181 = icmp ne i8 %3, 0 ; <i1> [#uses=1] %toBool182 = icmp ne i8 %5, 0 ; <i1> [#uses=1] %6 = and i1 %toBool181, %toBool182 ; <i1> [#uses=1] %7 = zext i1 %6 to i8 ; <i8> [#uses=1] %toBool183 = icmp ne i8 %7, 0 ; <i1> [#uses=1] br i1 %toBool183, label %bb184, label %bb186 bb184: ; preds = %bb180 br i1 %c8, label %bb185, label %bb186 bb185: ; preds = %bb184 br label %bb186 bb186: ; preds = %bb185, %bb184, %bb180, %bb146 br i1 %c9, label %bb190, label %bb195 bb190: ; preds = %bb186 unreachable bb195: ; preds = %bb186 unreachable }