File: warn-ommitted-condop.c

package info (click to toggle)
gcc-arm-none-eabi 15%3A12.2.rel1-1
  • links: PTS, VCS
  • area: main
  • in suites: bookworm
  • size: 959,712 kB
  • sloc: cpp: 3,275,382; ansic: 2,061,766; ada: 840,956; f90: 208,513; makefile: 76,132; asm: 73,433; xml: 50,448; exp: 34,146; sh: 32,436; objc: 15,637; fortran: 14,012; python: 11,991; pascal: 6,787; awk: 4,779; perl: 3,054; yacc: 338; ml: 285; lex: 201; haskell: 122
file content (36 lines) | stat: -rw-r--r-- 1,476 bytes parent folder | download | duplicates (6)
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
33
34
35
36
/* { dg-options "-Wparentheses -ftrack-macro-expansion=0" } */

#ifndef __cplusplus
#define bool _Bool
#endif

extern void f2 (int);

void bar (int x, int y, int z, bool b)
{
#define T(op) f2 (x op y ? : 1)
#define T2(op) f2 (x op y ? 2 : 1)

  T(<); /* { dg-warning "omitted middle operand" } */
  T(>); /* { dg-warning "omitted middle operand" } */
  T(<=); /* { dg-warning "omitted middle operand" } */
  T(>=); /* { dg-warning "omitted middle operand" } */
  T(==); /* { dg-warning "omitted middle operand" } */
  T(!=); /* { dg-warning "omitted middle operand" } */
  T(||); /* { dg-warning "omitted middle operand" } */
  T(&&); /* { dg-warning "omitted middle operand" } */
  f2 (!x ? : 1);  /* { dg-warning "omitted middle operand" } */
  f2 ((x,!x) ? : 1);  /* { dg-warning "omitted middle operand" } */
  f2 ((x,y,!x) ? : 1);  /* { dg-warning "omitted middle operand" } */
  T2(<); /* { dg-bogus "omitted middle operand" } */
  T2(>); /* { dg-bogus "omitted middle operand" } */
  T2(==); /* { dg-bogus "omitted middle operand" } */
  T2(||); /* { dg-bogus "omitted middle operand" } */
  T2(&&); /* { dg-bogus "omitted middle operand" } */
  T(+); /* { dg-bogus "omitted middle operand" } */
  T(-); /* { dg-bogus "omitted middle operand" } */
  T(*); /* { dg-bogus "omitted middle operand" } */
  T(/); /* { dg-bogus "omitted middle operand" } */
  T(^); /* { dg-bogus "omitted middle operand" } */
  f2 (b ? : 1);  /* { dg-warning "omitted middle operand" } */
}