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comparison clang/test/CodeGenCXX/const-init.cpp @ 252:1f2b6ac9f198 llvm-original

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LLVM16-1
author Shinji KONO <kono@ie.u-ryukyu.ac.jp>
date Fri, 18 Aug 2023 09:04:13 +0900
parents c4bab56944e8
children
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237:c80f45b162ad 252:1f2b6ac9f198
1 // RUN: %clang_cc1 -no-opaque-pointers -triple x86_64-apple-darwin -emit-llvm -o - %s | FileCheck %s 1 // RUN: %clang_cc1 -triple x86_64-apple-darwin -emit-llvm -o - %s | FileCheck %s
2 // RUN: %clang_cc1 -no-opaque-pointers -triple x86_64-apple-darwin -emit-llvm -std=c++98 -o - %s | FileCheck %s 2 // RUN: %clang_cc1 -triple x86_64-apple-darwin -emit-llvm -std=c++98 -o - %s | FileCheck %s
3 // RUN: %clang_cc1 -no-opaque-pointers -triple x86_64-apple-darwin -emit-llvm -std=c++11 -o - %s | FileCheck %s 3 // RUN: %clang_cc1 -triple x86_64-apple-darwin -emit-llvm -std=c++11 -o - %s | FileCheck %s
4 4
5 // CHECK: @a = global i32 10 5 // CHECK: @a = global i32 10
6 int a = 10; 6 int a = 10;
7 // CHECK: @ar = constant i32* @a 7 // CHECK: @ar = constant ptr @a
8 int &ar = a; 8 int &ar = a;
9 9
10 void f(); 10 void f();
11 // CHECK: @fr = constant void ()* @_Z1fv 11 // CHECK: @fr = constant ptr @_Z1fv
12 void (&fr)() = f; 12 void (&fr)() = f;
13 13
14 struct S { int& a; }; 14 struct S { int& a; };
15 // CHECK: @s = global %struct.S { i32* @a } 15 // CHECK: @s = global %struct.S { ptr @a }
16 S s = { a }; 16 S s = { a };
17 17
18 // PR5581 18 // PR5581
19 namespace PR5581 { 19 namespace PR5581 {
20 class C { 20 class C {
39 static int g(); 39 static int g();
40 } a; 40 } a;
41 41
42 // CHECK: @_ZN5test22t0E = global double {{1\.0+e\+0+}}, align 8 42 // CHECK: @_ZN5test22t0E = global double {{1\.0+e\+0+}}, align 8
43 // CHECK: @_ZN5test22t1E = global [2 x double] [double {{1\.0+e\+0+}}, double {{5\.0+e-0*}}1], align 16 43 // CHECK: @_ZN5test22t1E = global [2 x double] [double {{1\.0+e\+0+}}, double {{5\.0+e-0*}}1], align 16
44 // CHECK: @_ZN5test22t2E = global double* @_ZN5test21A1d 44 // CHECK: @_ZN5test22t2E = global ptr @_ZN5test21A1d
45 // CHECK: @_ZN5test22t3E = global {{.*}} @_ZN5test21A1g 45 // CHECK: @_ZN5test22t3E = global {{.*}} @_ZN5test21A1g
46 double t0 = A::d; 46 double t0 = A::d;
47 double t1[] = { A::d, A::f }; 47 double t1[] = { A::d, A::f };
48 const double *t2 = &a.d; 48 const double *t2 = &a.d;
49 int (*t3)() = &a.g; 49 int (*t3)() = &a.g;
72 // Make sure we don't try to fold this either. 72 // Make sure we don't try to fold this either.
73 // CHECK: @_ZZ23UnfoldableAddrLabelDiffvE1x = internal global i128 0 73 // CHECK: @_ZZ23UnfoldableAddrLabelDiffvE1x = internal global i128 0
74 void UnfoldableAddrLabelDiff() { static __int128_t x = (long)&&a-(long)&&b; a:b:return;} 74 void UnfoldableAddrLabelDiff() { static __int128_t x = (long)&&a-(long)&&b; a:b:return;}
75 75
76 // But make sure we do fold this. 76 // But make sure we do fold this.
77 // CHECK: @_ZZ21FoldableAddrLabelDiffvE1x = internal global i64 sub (i64 ptrtoint (i8* blockaddress(@_Z21FoldableAddrLabelDiffv 77 // CHECK: @_ZZ21FoldableAddrLabelDiffvE1x = internal global i64 sub (i64 ptrtoint (ptr blockaddress(@_Z21FoldableAddrLabelDiffv
78 void FoldableAddrLabelDiff() { static long x = (long)&&a-(long)&&b; a:b:return;} 78 void FoldableAddrLabelDiff() { static long x = (long)&&a-(long)&&b; a:b:return;}
79 79
80 // CHECK: @i = constant i32* bitcast (float* @PR9558 to i32*) 80 // CHECK: @i = constant ptr @PR9558
81 int &i = reinterpret_cast<int&>(PR9558); 81 int &i = reinterpret_cast<int&>(PR9558);
82 82
83 int arr[2]; 83 int arr[2];
84 // CHECK: @pastEnd = constant i32* bitcast (i8* getelementptr (i8, i8* bitcast ([2 x i32]* @arr to i8*), i64 8) to i32*) 84 // CHECK: @pastEnd = constant ptr getelementptr (i8, ptr @arr, i64 8)
85 int &pastEnd = arr[2]; 85 int &pastEnd = arr[2];
86 86
87 // CHECK: @[[WCHAR_STR:.*]] = internal global [2 x i32] [i32 112, i32 0], 87 // CHECK: @[[WCHAR_STR:.*]] = internal global [2 x i32] [i32 112, i32 0],
88 // CHECK: @PR51105_a = global i32* {{.*}} @[[WCHAR_STR]], 88 // CHECK: @PR51105_a = global ptr @[[WCHAR_STR]],
89 wchar_t *PR51105_a = (wchar_t[2]){ (L"p") }; 89 wchar_t *PR51105_a = (wchar_t[2]){ (L"p") };
90 // CHECK: @[[CHAR_STR:.*]] = internal global [5 x i8] c"p\00\00\00\00", 90 // CHECK: @[[CHAR_STR:.*]] = internal global [5 x i8] c"p\00\00\00\00",
91 // CHECK: @PR51105_b = global i8* {{.*}} @[[CHAR_STR]], 91 // CHECK: @PR51105_b = global ptr @[[CHAR_STR]],
92 char *PR51105_b = (char [5]){ ("p") }; 92 char *PR51105_b = (char [5]){ ("p") };
93 93
94 struct X { 94 struct X {
95 long n : 8; 95 long n : 8;
96 }; 96 };
97 long k; 97 long k;
98 X x = {(long)&k}; 98 X x = {(long)&k};
99 // CHECK: store i8 ptrtoint (i64* @k to i8), i8* getelementptr inbounds (%struct.X, %struct.X* @x, i32 0, i32 0) 99 // CHECK: store i8 ptrtoint (ptr @k to i8), ptr @x