; RUN: opt -passes=gvn -S < %s | FileCheck %s 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-n8:16:32:64-S128" %"class.llvm::SmallVector" = type { %"class.llvm::SmallVectorImpl", [1 x %"union.llvm::SmallVectorBase::U"] } %"class.llvm::SmallVectorImpl" = type { %"class.llvm::SmallVectorTemplateBase" } %"class.llvm::SmallVectorTemplateBase" = type { %"class.llvm::SmallVectorTemplateCommon" } %"class.llvm::SmallVectorTemplateCommon" = type { %"class.llvm::SmallVectorBase" } %"class.llvm::SmallVectorBase" = type { ptr, ptr, ptr, %"union.llvm::SmallVectorBase::U" } %"union.llvm::SmallVectorBase::U" = type { x86_fp80 } ; Function Attrs: ssp uwtable define void @_Z4testv() #0 personality ptr @__gxx_personality_v0 { ; CHECK: @_Z4testv() ; CHECK: invoke.cont: ; CHECK: br i1 true, label %new.notnull.i11, label %if.end.i14 ; CHECK: Retry.i10: entry: %sv = alloca %"class.llvm::SmallVector", align 16 call void @llvm.lifetime.start.p0(i64 64, ptr %sv) #1 %FirstEl.i.i.i.i.i.i = getelementptr inbounds %"class.llvm::SmallVector", ptr %sv, i64 0, i32 0, i32 0, i32 0, i32 0, i32 3 store ptr %FirstEl.i.i.i.i.i.i, ptr %sv, align 16, !tbaa !4 %EndX.i.i.i.i.i.i = getelementptr inbounds %"class.llvm::SmallVector", ptr %sv, i64 0, i32 0, i32 0, i32 0, i32 0, i32 1 store ptr %FirstEl.i.i.i.i.i.i, ptr %EndX.i.i.i.i.i.i, align 8, !tbaa !4 %CapacityX.i.i.i.i.i.i = getelementptr inbounds %"class.llvm::SmallVector", ptr %sv, i64 0, i32 0, i32 0, i32 0, i32 0, i32 2 %add.ptr.i.i.i.i2.i.i = getelementptr inbounds %"union.llvm::SmallVectorBase::U", ptr %FirstEl.i.i.i.i.i.i, i64 2 store ptr %add.ptr.i.i.i.i2.i.i, ptr %CapacityX.i.i.i.i.i.i, align 16, !tbaa !4 %EndX.i = getelementptr inbounds %"class.llvm::SmallVector", ptr %sv, i64 0, i32 0, i32 0, i32 0, i32 0, i32 1 %0 = load ptr, ptr %EndX.i, align 8, !tbaa !4 %CapacityX.i = getelementptr inbounds %"class.llvm::SmallVector", ptr %sv, i64 0, i32 0, i32 0, i32 0, i32 0, i32 2 %cmp.i = icmp ult ptr %0, %add.ptr.i.i.i.i2.i.i br i1 %cmp.i, label %Retry.i, label %if.end.i Retry.i: ; preds = %.noexc, %entry %1 = phi ptr [ %0, %entry ], [ %.pre.i, %.noexc ] %new.isnull.i = icmp eq ptr %1, null br i1 %new.isnull.i, label %invoke.cont, label %new.notnull.i new.notnull.i: ; preds = %Retry.i store i32 1, ptr %1, align 4, !tbaa !5 br label %invoke.cont if.end.i: ; preds = %entry invoke void @_ZN4llvm15SmallVectorBase8grow_podEmm(ptr %sv, i64 0, i64 4) to label %.noexc unwind label %lpad .noexc: ; preds = %if.end.i %.pre.i = load ptr, ptr %EndX.i, align 8, !tbaa !4 br label %Retry.i invoke.cont: ; preds = %new.notnull.i, %Retry.i %add.ptr.i = getelementptr inbounds i8, ptr %1, i64 4 store ptr %add.ptr.i, ptr %EndX.i, align 8, !tbaa !4 %2 = load ptr, ptr %CapacityX.i, align 16, !tbaa !4 %cmp.i8 = icmp ult ptr %add.ptr.i, %2 br i1 %cmp.i8, label %new.notnull.i11, label %if.end.i14 Retry.i10: ; preds = %if.end.i14 %.pre.i13 = load ptr, ptr %EndX.i, align 8, !tbaa !4 %new.isnull.i9 = icmp eq ptr %.pre.i13, null br i1 %new.isnull.i9, label %invoke.cont2, label %new.notnull.i11 new.notnull.i11: ; preds = %invoke.cont, %Retry.i10 %3 = phi ptr [ %.pre.i13, %Retry.i10 ], [ %add.ptr.i, %invoke.cont ] store i32 2, ptr %3, align 4, !tbaa !5 br label %invoke.cont2 if.end.i14: ; preds = %invoke.cont invoke void @_ZN4llvm15SmallVectorBase8grow_podEmm(ptr %sv, i64 0, i64 4) to label %Retry.i10 unwind label %lpad invoke.cont2: ; preds = %new.notnull.i11, %Retry.i10 %4 = phi ptr [ null, %Retry.i10 ], [ %3, %new.notnull.i11 ] %add.ptr.i12 = getelementptr inbounds i8, ptr %4, i64 4 store ptr %add.ptr.i12, ptr %EndX.i, align 8, !tbaa !4 invoke void @_Z1gRN4llvm11SmallVectorIiLj8EEE(ptr %sv) to label %invoke.cont3 unwind label %lpad invoke.cont3: ; preds = %invoke.cont2 %5 = load ptr, ptr %sv, align 16, !tbaa !4 %cmp.i.i.i.i19 = icmp eq ptr %5, %FirstEl.i.i.i.i.i.i br i1 %cmp.i.i.i.i19, label %_ZN4llvm11SmallVectorIiLj8EED1Ev.exit21, label %if.then.i.i.i20 if.then.i.i.i20: ; preds = %invoke.cont3 call void @free(ptr %5) #1 br label %_ZN4llvm11SmallVectorIiLj8EED1Ev.exit21 _ZN4llvm11SmallVectorIiLj8EED1Ev.exit21: ; preds = %invoke.cont3, %if.then.i.i.i20 call void @llvm.lifetime.end.p0(i64 64, ptr %sv) #1 ret void lpad: ; preds = %if.end.i14, %if.end.i, %invoke.cont2 %6 = landingpad { ptr, i32 } cleanup %7 = load ptr, ptr %sv, align 16, !tbaa !4 %cmp.i.i.i.i = icmp eq ptr %7, %FirstEl.i.i.i.i.i.i br i1 %cmp.i.i.i.i, label %eh.resume, label %if.then.i.i.i if.then.i.i.i: ; preds = %lpad call void @free(ptr %7) #1 br label %eh.resume eh.resume: ; preds = %if.then.i.i.i, %lpad resume { ptr, i32 } %6 } ; Function Attrs: nounwind declare void @llvm.lifetime.start.p0(i64, ptr nocapture) #1 declare i32 @__gxx_personality_v0(...) declare void @_Z1gRN4llvm11SmallVectorIiLj8EEE(ptr) #2 ; Function Attrs: nounwind declare void @llvm.lifetime.end.p0(i64, ptr nocapture) #1 declare void @_ZN4llvm15SmallVectorBase8grow_podEmm(ptr, i64, i64) #2 ; Function Attrs: nounwind declare void @free(ptr nocapture) #3 attributes #0 = { ssp uwtable "less-precise-fpmad"="false" "frame-pointer"="all" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" } attributes #1 = { nounwind } attributes #2 = { "less-precise-fpmad"="false" "frame-pointer"="all" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" } attributes #3 = { nounwind "less-precise-fpmad"="false" "frame-pointer"="all" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" } !0 = !{!"any pointer", !1} !1 = !{!"omnipotent char", !2} !2 = !{!"Simple C/C++ TBAA"} !3 = !{!"int", !1} !4 = !{!0, !0, i64 0} !5 = !{!3, !3, i64 0}