File: dr290.c

package info (click to toggle)
swiftlang 6.1.3-2
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid
  • size: 2,791,604 kB
  • sloc: cpp: 9,901,740; ansic: 2,201,431; asm: 1,091,827; python: 308,252; objc: 82,166; f90: 80,126; lisp: 38,358; pascal: 25,559; sh: 20,429; ml: 5,058; perl: 4,745; makefile: 4,484; awk: 3,535; javascript: 3,018; xml: 918; fortran: 664; cs: 573; ruby: 396
file content (20 lines) | stat: -rw-r--r-- 733 bytes parent folder | download | duplicates (8) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
 
/* RUN: %clang_cc1 -ast-dump %s | FileCheck %s
 */

/* WG14 DR290: no
 * FLT_EVAL_METHOD and extra precision and/or range
 *
 * We retain an implicit conversion based on the float eval method being used
 * instead of dropping it due to the explicit cast. See GH86304 and C23 6.5.5p7.
 */

#pragma clang fp eval_method(double)
_Static_assert((float)(123.0F * 2.0F) == (float)246.0F, "");

// CHECK: StaticAssertDecl
// CHECK-NEXT: ImplicitCastExpr {{.*}} '_Bool' <IntegralToBoolean>
// CHECK-NEXT: BinaryOperator {{.*}} 'int' '=='
// NB: the following implicit cast is incorrect.
// CHECK-NEXT: ImplicitCastExpr {{.*}} 'double' <FloatingCast> FPEvalMethod=1
// CHECK-NEXT: CStyleCastExpr {{.*}} 'float' <FloatingCast> FPEvalMethod=1