| Roman Lebedev | d55661d | 2018-07-24 08:16:50 +0000 | [diff] [blame] | 1 | // RUN: %clang_cc1 -triple x86_64-linux-gnu -fsyntax-only -ast-dump %s | FileCheck %s |
| 2 | |
| 3 | // We are checking that implicit casts don't get marked with 'part_of_explicit_cast', |
| 4 | // while in explicit casts, the implicitly-inserted implicit casts are marked with 'part_of_explicit_cast' |
| 5 | |
| 6 | unsigned char implicitcast_0(unsigned int x) { |
| 7 | // CHECK: FunctionDecl {{.*}} <{{.*}}, line:{{.*}}> line:{{.*}} implicitcast_0 'unsigned char (unsigned int)'{{$}} |
| 8 | // CHECK: ImplicitCastExpr {{.*}} <col:{{.*}}> 'unsigned char' <IntegralCast>{{$}} |
| 9 | // CHECK-NEXT: ImplicitCastExpr {{.*}} <col:{{.*}}> 'unsigned int' <LValueToRValue>{{$}} |
| 10 | // CHECK-NEXT: DeclRefExpr {{.*}} <col:{{.*}}> 'unsigned int' lvalue ParmVar {{.*}} 'x' 'unsigned int'{{$}} |
| 11 | return x; |
| 12 | } |
| 13 | |
| 14 | signed char implicitcast_1(unsigned int x) { |
| 15 | // CHECK: FunctionDecl {{.*}} <{{.*}}, line:{{.*}}> line:{{.*}} implicitcast_1 'signed char (unsigned int)'{{$}} |
| 16 | // CHECK: ImplicitCastExpr {{.*}} <col:{{.*}}> 'signed char' <IntegralCast>{{$}} |
| 17 | // CHECK-NEXT: ImplicitCastExpr {{.*}} <col:{{.*}}> 'unsigned int' <LValueToRValue>{{$}} |
| 18 | // CHECK-NEXT: DeclRefExpr {{.*}} <col:{{.*}}> 'unsigned int' lvalue ParmVar {{.*}} 'x' 'unsigned int'{{$}} |
| 19 | return x; |
| 20 | } |
| 21 | |
| 22 | unsigned char implicitcast_2(signed int x) { |
| 23 | // CHECK: FunctionDecl {{.*}} <{{.*}}, line:{{.*}}> line:{{.*}} implicitcast_2 'unsigned char (int)'{{$}} |
| 24 | // CHECK: ImplicitCastExpr {{.*}} <col:{{.*}}> 'unsigned char' <IntegralCast>{{$}} |
| 25 | // CHECK-NEXT: ImplicitCastExpr {{.*}} <col:{{.*}}> 'int' <LValueToRValue>{{$}} |
| 26 | // CHECK-NEXT: DeclRefExpr {{.*}} <col:{{.*}}> 'int' lvalue ParmVar {{.*}} 'x' 'int'{{$}} |
| 27 | return x; |
| 28 | } |
| 29 | |
| 30 | signed char implicitcast_3(signed int x) { |
| 31 | // CHECK: FunctionDecl {{.*}} <{{.*}}, line:{{.*}}> line:{{.*}} implicitcast_3 'signed char (int)'{{$}} |
| 32 | // CHECK: ImplicitCastExpr {{.*}} <col:{{.*}}> 'signed char' <IntegralCast>{{$}} |
| 33 | // CHECK-NEXT: ImplicitCastExpr {{.*}} <col:{{.*}}> 'int' <LValueToRValue>{{$}} |
| 34 | // CHECK-NEXT: DeclRefExpr {{.*}} <col:{{.*}}> 'int' lvalue ParmVar {{.*}} 'x' 'int'{{$}} |
| 35 | return x; |
| 36 | } |
| 37 | |
| 38 | //----------------------------------------------------------------------------// |
| 39 | |
| 40 | unsigned char cstylecast_0(unsigned int x) { |
| 41 | // CHECK: FunctionDecl {{.*}} <{{.*}}, line:{{.*}}> line:{{.*}} cstylecast_0 'unsigned char (unsigned int)'{{$}} |
| 42 | // CHECK: CStyleCastExpr {{.*}} <col:{{.*}}> 'unsigned char' <IntegralCast>{{$}} |
| 43 | // CHECK-NEXT: ImplicitCastExpr {{.*}} <col:{{.*}}> 'unsigned int' <LValueToRValue> part_of_explicit_cast{{$}} |
| 44 | // CHECK-NEXT: DeclRefExpr {{.*}} <col:{{.*}}> 'unsigned int' lvalue ParmVar {{.*}} 'x' 'unsigned int'{{$}} |
| 45 | return (unsigned char)x; |
| 46 | } |
| 47 | |
| 48 | signed char cstylecast_1(unsigned int x) { |
| 49 | // CHECK: FunctionDecl {{.*}} <{{.*}}, line:{{.*}}> line:{{.*}} cstylecast_1 'signed char (unsigned int)'{{$}} |
| 50 | // CHECK: CStyleCastExpr {{.*}} <col:{{.*}}> 'signed char' <IntegralCast>{{$}} |
| 51 | // CHECK-NEXT: ImplicitCastExpr {{.*}} <col:{{.*}}> 'unsigned int' <LValueToRValue> part_of_explicit_cast{{$}} |
| 52 | // CHECK-NEXT: DeclRefExpr {{.*}} <col:{{.*}}> 'unsigned int' lvalue ParmVar {{.*}} 'x' 'unsigned int'{{$}} |
| 53 | return (signed char)x; |
| 54 | } |
| 55 | |
| 56 | unsigned char cstylecast_2(signed int x) { |
| 57 | // CHECK: FunctionDecl {{.*}} <{{.*}}, line:{{.*}}> line:{{.*}} cstylecast_2 'unsigned char (int)'{{$}} |
| 58 | // CHECK: CStyleCastExpr {{.*}} <col:{{.*}}> 'unsigned char' <IntegralCast>{{$}} |
| 59 | // CHECK-NEXT: ImplicitCastExpr {{.*}} <col:{{.*}}> 'int' <LValueToRValue> part_of_explicit_cast{{$}} |
| 60 | // CHECK-NEXT: DeclRefExpr {{.*}} <col:{{.*}}> 'int' lvalue ParmVar {{.*}} 'x' 'int'{{$}} |
| 61 | return (unsigned char)x; |
| 62 | } |
| 63 | |
| 64 | signed char cstylecast_3(signed int x) { |
| 65 | // CHECK: FunctionDecl {{.*}} <{{.*}}, line:{{.*}}> line:{{.*}} cstylecast_3 'signed char (int)'{{$}} |
| 66 | // CHECK: CStyleCastExpr {{.*}} <col:{{.*}}> 'signed char' <IntegralCast>{{$}} |
| 67 | // CHECK-NEXT: ImplicitCastExpr {{.*}} <col:{{.*}}> 'int' <LValueToRValue> part_of_explicit_cast{{$}} |
| 68 | // CHECK-NEXT: DeclRefExpr {{.*}} <col:{{.*}}> 'int' lvalue ParmVar {{.*}} 'x' 'int'{{$}} |
| 69 | return (signed char)x; |
| 70 | } |