File: 2005-02-11-AnonymousUnion.cpp

package info (click to toggle)
llvm-toolchain-11 1%3A11.0.1-2~deb10u1
  • links: PTS, VCS
  • area: main
  • in suites: buster
  • size: 995,836 kB
  • sloc: cpp: 4,767,656; ansic: 760,916; asm: 477,436; python: 170,940; objc: 69,804; lisp: 29,914; sh: 23,855; f90: 18,173; pascal: 7,551; perl: 7,471; ml: 5,603; awk: 3,489; makefile: 2,573; xml: 915; cs: 573; fortran: 503; javascript: 452
file content (32 lines) | stat: -rw-r--r-- 472 bytes parent folder | download | duplicates (43) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
 
// RUN: %clang_cc1 %s -emit-llvm -o -

// Test anonymous union with members of the same size.
int test1(float F) {
  union {
     float G;
     int i;
  };
  G = F;
  return i;
}

// test anonymous union with members of differing size.
int test2(short F) {
  volatile union {
     short G;
     int i;
  };
  G = F;
  return i;
}

// Make sure that normal unions work.  duh :)
volatile union U_t {
  short S;
  int i;
} U;

int test3(short s) {
  U.S = s;
  return U.i;
}