24 lines · c
1/* RUN: %clang_cc1 -std=c89 -Wno-deprecated-non-prototype -ast-dump -o - %s | FileCheck %s2 RUN: %clang_cc1 -std=c99 -Wno-deprecated-non-prototype -ast-dump -o - %s | FileCheck %s3 RUN: %clang_cc1 -std=c11 -Wno-deprecated-non-prototype -ast-dump -o - %s | FileCheck %s4 RUN: %clang_cc1 -std=c17 -Wno-deprecated-non-prototype -ast-dump -o - %s | FileCheck %s5 */6 7/* WG14 DR206: yes8 * Default argument conversion of float _Complex9 */10void dr206_unprototyped();11void dr206(void) {12 /* Ensure that _Complex float is not promoted to _Complex double but is13 * instead passed directly without a type conversion.14 */15 _Complex float f = 1.2f;16 dr206_unprototyped(f);17 // CHECK: CallExpr 0x{{.*}} <line:16:3, col:23> 'void'18 // CHECK-NEXT: ImplicitCastExpr 0x{{.*}} <col:3> 'void (*)()' <FunctionToPointerDecay>19 // CHECK-NEXT: DeclRefExpr 0x{{.*}} <col:3> 'void ()' Function 0x{{.*}} 'dr206_unprototyped' 'void ()'20 // CHECK-NEXT: ImplicitCastExpr 0x{{.*}} <col:22> '_Complex float' <LValueToRValue>21 // CHECK-NEXT: DeclRefExpr 0x{{.*}} <col:22> '_Complex float' lvalue Var 0x{{.*}} 'f' '_Complex float'22}23 24