File: offsetof-64.c

package info (click to toggle)
llvm-toolchain-7 1%3A7.0.1-8
  • links: PTS, VCS
  • area: main
  • in suites: buster
  • size: 733,456 kB
  • sloc: cpp: 3,776,651; ansic: 633,271; asm: 350,301; python: 142,716; objc: 107,612; sh: 22,626; lisp: 11,056; perl: 7,999; pascal: 6,742; ml: 5,537; awk: 3,536; makefile: 2,557; cs: 2,027; xml: 841; ruby: 156
file content (22 lines) | stat: -rw-r--r-- 662 bytes parent folder | download | duplicates (19)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
// RUN: %clang_cc1 -fsyntax-only -verify %s -triple x86_64-linux-gnu

// PR15216
// Don't crash when taking computing the offset of structs with large arrays.
const unsigned long Size = (1l << 60);

struct Chunk1 {
  char padding[Size];
  char more_padding[1][Size];
  char data;
};

int test1 = __builtin_offsetof(struct Chunk1, data);

struct Chunk2 {
  char padding[Size][Size][Size];  // expected-error 2{{array is too large}}
  char data;
};

// FIXME: Remove this error when the constant evaluator learns to
// ignore bad types.
int test2 = __builtin_offsetof(struct Chunk2, data);  // expected-error{{initializer element is not a compile-time constant}}