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106 lines
3.6 KiB
106 lines
3.6 KiB
// RUN: %clang_cc1 -std=c++2a -emit-llvm %s -o - -triple %itanium_abi_triple | \
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// RUN: FileCheck %s \
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// RUN: '-DSO="class.std::__1::strong_ordering"' \
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// RUN: '-DPO="class.std::__1::partial_ordering"' \
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// RUN: -DEQ=0 -DLT=-1 -DGT=1 -DUNORD=-127 -DNE=1
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#include "Inputs/std-compare.h"
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// Ensure we don't emit definitions for the global variables
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// since the builtins shouldn't ODR use them.
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// CHECK-NOT: constant %[[SO]]
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// CHECK-NOT: constant %[[SE]]
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// CHECK-NOT: constant %[[WE]]
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// CHECK-NOT: constant %[[PO]]
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// CHECK-LABEL: @_Z11test_signedii
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auto test_signed(int x, int y) {
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// CHECK: %[[DEST:retval|agg.result]]
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// CHECK: %cmp.lt = icmp slt i32 %{{.+}}, %{{.+}}
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// CHECK: %sel.lt = select i1 %cmp.lt, i8 [[LT]], i8 [[GT]]
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// CHECK: %cmp.eq = icmp eq i32 %{{.+}}, %{{.+}}
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// CHECK: %sel.eq = select i1 %cmp.eq, i8 [[EQ]], i8 %sel.lt
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// CHECK: %__value_ = getelementptr inbounds %[[SO]], %[[SO]]* %[[DEST]]
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// CHECK: store i8 %sel.eq, i8* %__value_, align 1
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// CHECK: ret
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return x <=> y;
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}
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// CHECK-LABEL: @_Z13test_unsignedjj
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auto test_unsigned(unsigned x, unsigned y) {
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// CHECK: %[[DEST:retval|agg.result]]
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// CHECK: %cmp.lt = icmp ult i32 %{{.+}}, %{{.+}}
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// CHECK: %sel.lt = select i1 %cmp.lt, i8 [[LT]], i8 [[GT]]
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// CHECK: %cmp.eq = icmp eq i32 %{{.+}}, %{{.+}}
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// CHECK: %sel.eq = select i1 %cmp.eq, i8 [[EQ]], i8 %sel.lt
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// CHECK: %__value_ = getelementptr inbounds %[[SO]], %[[SO]]* %[[DEST]]
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// CHECK: store i8 %sel.eq, i8* %__value_
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// CHECK: ret
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return x <=> y;
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}
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// CHECK-LABEL: @_Z10float_testdd
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auto float_test(double x, double y) {
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// CHECK: %[[DEST:retval|agg.result]]
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// CHECK: %cmp.eq = fcmp oeq double %{{.+}}, %{{.+}}
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// CHECK: %sel.eq = select i1 %cmp.eq, i8 [[EQ]], i8 [[UNORD]]
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// CHECK: %cmp.gt = fcmp ogt double %{{.+}}, %{{.+}}
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// CHECK: %sel.gt = select i1 %cmp.gt, i8 [[GT]], i8 %sel.eq
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// CHECK: %cmp.lt = fcmp olt double %{{.+}}, %{{.+}}
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// CHECK: %sel.lt = select i1 %cmp.lt, i8 [[LT]], i8 %sel.gt
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// CHECK: %__value_ = getelementptr inbounds %[[PO]], %[[PO]]* %[[DEST]]
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// CHECK: store i8 %sel.lt, i8* %__value_
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// CHECK: ret
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return x <=> y;
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}
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// CHECK-LABEL: @_Z8ptr_testPiS_
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auto ptr_test(int *x, int *y) {
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// CHECK: %[[DEST:retval|agg.result]]
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// CHECK: %cmp.lt = icmp ult i32* %{{.+}}, %{{.+}}
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// CHECK: %sel.lt = select i1 %cmp.lt, i8 [[LT]], i8 [[GT]]
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// CHECK: %cmp.eq = icmp eq i32* %{{.+}}, %{{.+}}
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// CHECK: %sel.eq = select i1 %cmp.eq, i8 [[EQ]], i8 %sel.lt
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// CHECK: %__value_ = getelementptr inbounds %[[SO]], %[[SO]]* %[[DEST]]
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// CHECK: store i8 %sel.eq, i8* %__value_, align 1
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// CHECK: ret
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return x <=> y;
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}
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// CHECK-LABEL: @_Z13test_constantv
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auto test_constant() {
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// CHECK: %[[DEST:retval|agg.result]]
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// CHECK-NOT: icmp
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// CHECK: %__value_ = getelementptr inbounds %[[SO]], %[[SO]]* %[[DEST]]
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// CHECK-NEXT: store i8 -1, i8* %__value_
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// CHECK: ret
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const int x = 42;
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const int y = 101;
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return x <=> y;
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}
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// CHECK-LABEL: @_Z18unscoped_enum_testijxy
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void unscoped_enum_test(int i, unsigned u, long long l, unsigned long long ul) {
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enum EnumA : int { A };
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enum EnumB : unsigned { B };
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// CHECK: %[[I:.*]] = load {{.*}} %i.addr
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// CHECK: icmp slt i32 {{.*}} %[[I]]
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(void)(A <=> i);
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// CHECK: %[[U:.*]] = load {{.*}} %u.addr
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// CHECK: icmp ult i32 {{.*}} %[[U]]
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(void)(A <=> u);
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// CHECK: %[[L:.*]] = load {{.*}} %l.addr
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// CHECK: icmp slt i64 {{.*}} %[[L]]
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(void)(A <=> l);
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// CHECK: %[[U2:.*]] = load {{.*}} %u.addr
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// CHECK: icmp ult i32 {{.*}} %[[U2]]
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(void)(B <=> u);
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// CHECK: %[[UL:.*]] = load {{.*}} %ul.addr
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// CHECK: icmp ult i64 {{.*}} %[[UL]]
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(void)(B <=> ul);
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}
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