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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@138083 91177308-0d34-0410-b5e6-96231b3b80d8
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Eric Christopher
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162
test/Transforms/PhaseOrdering/2010-03-22-empty-baseclass.ll
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162
test/Transforms/PhaseOrdering/2010-03-22-empty-baseclass.ll
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@ -0,0 +1,162 @@
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; RUN: opt -O2 %s -S -o - | FileCheck %s
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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"
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target triple = "x86_64-apple-darwin11.1"
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%"struct.boost::compressed_pair<empty_t,int>" = type { %"struct.boost::details::compressed_pair_imp<empty_t,int,1>" }
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%"struct.boost::details::compressed_pair_imp<empty_t,int,1>" = type { i32 }
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%struct.empty_base_t = type <{ i8 }>
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%struct.empty_t = type <{ i8 }>
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@.str = private constant [25 x i8] c"x.second() was clobbered\00", align 1 ; <[25 x i8]*> [#uses=1]
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define i32 @main(i32 %argc, i8** %argv) ssp {
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entry:
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%argc_addr = alloca i32, align 4 ; <i32*> [#uses=1]
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%argv_addr = alloca i8**, align 8 ; <i8***> [#uses=1]
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%retval = alloca i32 ; <i32*> [#uses=2]
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%0 = alloca i32 ; <i32*> [#uses=2]
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%retval.1 = alloca i8 ; <i8*> [#uses=2]
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%1 = alloca %struct.empty_base_t ; <%struct.empty_base_t*> [#uses=1]
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%2 = alloca %struct.empty_base_t* ; <%struct.empty_base_t**> [#uses=1]
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%x = alloca %"struct.boost::compressed_pair<empty_t,int>" ; <%"struct.boost::compressed_pair<empty_t,int>"*> [#uses=3]
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%"alloca point" = bitcast i32 0 to i32 ; <i32> [#uses=0]
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store i32 %argc, i32* %argc_addr
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store i8** %argv, i8*** %argv_addr
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%3 = call i32* @_ZN5boost15compressed_pairI7empty_tiE6secondEv(%"struct.boost::compressed_pair<empty_t,int>"* %x) ssp ; <i32*> [#uses=1]
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store i32 -3, i32* %3, align 4
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%4 = call %struct.empty_base_t* @_ZN5boost15compressed_pairI7empty_tiE5firstEv(%"struct.boost::compressed_pair<empty_t,int>"* %x) ssp ; <%struct.empty_base_t*> [#uses=1]
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store %struct.empty_base_t* %4, %struct.empty_base_t** %2, align 8
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call void @_ZN7empty_tC1Ev(%struct.empty_base_t* %1) nounwind
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%5 = call i32* @_ZN5boost15compressed_pairI7empty_tiE6secondEv(%"struct.boost::compressed_pair<empty_t,int>"* %x) ssp ; <i32*> [#uses=1]
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%6 = load i32* %5, align 4 ; <i32> [#uses=1]
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%7 = icmp ne i32 %6, -3 ; <i1> [#uses=1]
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%8 = zext i1 %7 to i8 ; <i8> [#uses=1]
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store i8 %8, i8* %retval.1, align 1
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%9 = load i8* %retval.1, align 1 ; <i8> [#uses=1]
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%toBool = icmp ne i8 %9, 0 ; <i1> [#uses=1]
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br i1 %toBool, label %bb, label %bb1
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bb: ; preds = %entry
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%10 = call i32 @puts(i8* getelementptr inbounds ([25 x i8]* @.str, i64 0, i64 0)) ; <i32> [#uses=0]
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call void @abort() noreturn
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unreachable
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bb1: ; preds = %entry
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store i32 0, i32* %0, align 4
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%11 = load i32* %0, align 4 ; <i32> [#uses=1]
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store i32 %11, i32* %retval, align 4
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br label %return
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; CHECK-NOT: x.second() was clobbered
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; CHECK: ret i32
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return: ; preds = %bb1
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%retval2 = load i32* %retval ; <i32> [#uses=1]
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ret i32 %retval2
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}
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define linkonce_odr void @_ZN12empty_base_tC2Ev(%struct.empty_base_t* %this) nounwind ssp align 2 {
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entry:
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%this_addr = alloca %struct.empty_base_t*, align 8 ; <%struct.empty_base_t**> [#uses=1]
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%"alloca point" = bitcast i32 0 to i32 ; <i32> [#uses=0]
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store %struct.empty_base_t* %this, %struct.empty_base_t** %this_addr
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br label %return
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return: ; preds = %entry
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ret void
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}
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define linkonce_odr void @_ZN7empty_tC1Ev(%struct.empty_base_t* %this) nounwind ssp align 2 {
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entry:
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%this_addr = alloca %struct.empty_base_t*, align 8 ; <%struct.empty_base_t**> [#uses=2]
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%"alloca point" = bitcast i32 0 to i32 ; <i32> [#uses=0]
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store %struct.empty_base_t* %this, %struct.empty_base_t** %this_addr
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%0 = load %struct.empty_base_t** %this_addr, align 8 ; <%struct.empty_base_t*> [#uses=1]
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call void @_ZN12empty_base_tC2Ev(%struct.empty_base_t* %0) nounwind
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br label %return
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return: ; preds = %entry
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ret void
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}
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define linkonce_odr i32* @_ZN5boost7details19compressed_pair_impI7empty_tiLi1EE6secondEv(%"struct.boost::details::compressed_pair_imp<empty_t,int,1>"* %this) nounwind ssp align 2 {
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entry:
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%this_addr = alloca %"struct.boost::details::compressed_pair_imp<empty_t,int,1>"*, align 8 ; <%"struct.boost::details::compressed_pair_imp<empty_t,int,1>"**> [#uses=2]
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%retval = alloca i32* ; <i32**> [#uses=2]
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%0 = alloca i32* ; <i32**> [#uses=2]
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%"alloca point" = bitcast i32 0 to i32 ; <i32> [#uses=0]
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store %"struct.boost::details::compressed_pair_imp<empty_t,int,1>"* %this, %"struct.boost::details::compressed_pair_imp<empty_t,int,1>"** %this_addr
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%1 = load %"struct.boost::details::compressed_pair_imp<empty_t,int,1>"** %this_addr, align 8 ; <%"struct.boost::details::compressed_pair_imp<empty_t,int,1>"*> [#uses=1]
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%2 = getelementptr inbounds %"struct.boost::details::compressed_pair_imp<empty_t,int,1>"* %1, i32 0, i32 0 ; <i32*> [#uses=1]
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store i32* %2, i32** %0, align 8
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%3 = load i32** %0, align 8 ; <i32*> [#uses=1]
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store i32* %3, i32** %retval, align 8
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br label %return
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return: ; preds = %entry
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%retval1 = load i32** %retval ; <i32*> [#uses=1]
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ret i32* %retval1
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}
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define linkonce_odr i32* @_ZN5boost15compressed_pairI7empty_tiE6secondEv(%"struct.boost::compressed_pair<empty_t,int>"* %this) ssp align 2 {
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entry:
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%this_addr = alloca %"struct.boost::compressed_pair<empty_t,int>"*, align 8 ; <%"struct.boost::compressed_pair<empty_t,int>"**> [#uses=2]
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%retval = alloca i32* ; <i32**> [#uses=2]
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%0 = alloca i32* ; <i32**> [#uses=2]
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%"alloca point" = bitcast i32 0 to i32 ; <i32> [#uses=0]
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store %"struct.boost::compressed_pair<empty_t,int>"* %this, %"struct.boost::compressed_pair<empty_t,int>"** %this_addr
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%1 = load %"struct.boost::compressed_pair<empty_t,int>"** %this_addr, align 8 ; <%"struct.boost::compressed_pair<empty_t,int>"*> [#uses=1]
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%2 = getelementptr inbounds %"struct.boost::compressed_pair<empty_t,int>"* %1, i32 0, i32 0 ; <%"struct.boost::details::compressed_pair_imp<empty_t,int,1>"*> [#uses=1]
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%3 = call i32* @_ZN5boost7details19compressed_pair_impI7empty_tiLi1EE6secondEv(%"struct.boost::details::compressed_pair_imp<empty_t,int,1>"* %2) nounwind ; <i32*> [#uses=1]
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store i32* %3, i32** %0, align 8
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%4 = load i32** %0, align 8 ; <i32*> [#uses=1]
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store i32* %4, i32** %retval, align 8
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br label %return
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return: ; preds = %entry
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%retval1 = load i32** %retval ; <i32*> [#uses=1]
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ret i32* %retval1
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}
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define linkonce_odr %struct.empty_base_t* @_ZN5boost7details19compressed_pair_impI7empty_tiLi1EE5firstEv(%"struct.boost::details::compressed_pair_imp<empty_t,int,1>"* %this) nounwind ssp align 2 {
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entry:
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%this_addr = alloca %"struct.boost::details::compressed_pair_imp<empty_t,int,1>"*, align 8 ; <%"struct.boost::details::compressed_pair_imp<empty_t,int,1>"**> [#uses=2]
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%retval = alloca %struct.empty_base_t* ; <%struct.empty_base_t**> [#uses=2]
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%0 = alloca %struct.empty_base_t* ; <%struct.empty_base_t**> [#uses=2]
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%"alloca point" = bitcast i32 0 to i32 ; <i32> [#uses=0]
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store %"struct.boost::details::compressed_pair_imp<empty_t,int,1>"* %this, %"struct.boost::details::compressed_pair_imp<empty_t,int,1>"** %this_addr
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%1 = load %"struct.boost::details::compressed_pair_imp<empty_t,int,1>"** %this_addr, align 8 ; <%"struct.boost::details::compressed_pair_imp<empty_t,int,1>"*> [#uses=1]
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%2 = bitcast %"struct.boost::details::compressed_pair_imp<empty_t,int,1>"* %1 to %struct.empty_base_t* ; <%struct.empty_base_t*> [#uses=1]
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store %struct.empty_base_t* %2, %struct.empty_base_t** %0, align 8
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%3 = load %struct.empty_base_t** %0, align 8 ; <%struct.empty_base_t*> [#uses=1]
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store %struct.empty_base_t* %3, %struct.empty_base_t** %retval, align 8
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br label %return
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return: ; preds = %entry
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%retval1 = load %struct.empty_base_t** %retval ; <%struct.empty_base_t*> [#uses=1]
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ret %struct.empty_base_t* %retval1
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}
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define linkonce_odr %struct.empty_base_t* @_ZN5boost15compressed_pairI7empty_tiE5firstEv(%"struct.boost::compressed_pair<empty_t,int>"* %this) ssp align 2 {
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entry:
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%this_addr = alloca %"struct.boost::compressed_pair<empty_t,int>"*, align 8 ; <%"struct.boost::compressed_pair<empty_t,int>"**> [#uses=2]
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%retval = alloca %struct.empty_base_t* ; <%struct.empty_base_t**> [#uses=2]
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%0 = alloca %struct.empty_base_t* ; <%struct.empty_base_t**> [#uses=2]
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%"alloca point" = bitcast i32 0 to i32 ; <i32> [#uses=0]
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store %"struct.boost::compressed_pair<empty_t,int>"* %this, %"struct.boost::compressed_pair<empty_t,int>"** %this_addr
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%1 = load %"struct.boost::compressed_pair<empty_t,int>"** %this_addr, align 8 ; <%"struct.boost::compressed_pair<empty_t,int>"*> [#uses=1]
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%2 = getelementptr inbounds %"struct.boost::compressed_pair<empty_t,int>"* %1, i32 0, i32 0 ; <%"struct.boost::details::compressed_pair_imp<empty_t,int,1>"*> [#uses=1]
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%3 = call %struct.empty_base_t* @_ZN5boost7details19compressed_pair_impI7empty_tiLi1EE5firstEv(%"struct.boost::details::compressed_pair_imp<empty_t,int,1>"* %2) nounwind ; <%struct.empty_base_t*> [#uses=1]
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store %struct.empty_base_t* %3, %struct.empty_base_t** %0, align 8
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%4 = load %struct.empty_base_t** %0, align 8 ; <%struct.empty_base_t*> [#uses=1]
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store %struct.empty_base_t* %4, %struct.empty_base_t** %retval, align 8
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br label %return
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return: ; preds = %entry
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%retval1 = load %struct.empty_base_t** %retval ; <%struct.empty_base_t*> [#uses=1]
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ret %struct.empty_base_t* %retval1
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}
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declare i32 @puts(i8*)
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declare void @abort() noreturn
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