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Improved test/ref/pr1220.c.

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acqn 2020-08-30 03:10:24 +08:00
parent 504aee3835
commit 492ee7fc45
1 changed files with 19 additions and 3 deletions
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22
test/ref/pr1220.c
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@ -1,24 +1,28 @@
/* PR #1220 - test constant AND/OR */
/* PR #1220 - test constant ternary, AND and OR */
#include <stdio.h>
/* test AND/OR, results as integers */
#define CONTEXT_A(x) do {\
s = 0, flags = 0, t = (x),\
printf("%3d %2X: %d\n", s, flags, t);\
} while (0)
/* test AND/OR in ternary context */
#define CONTEXT_B(x) do {\
s = 0, flags = 0,\
(x ? printf("%3d %2X: 1\n", s, flags) : printf("%3d %2X: 0\n", s, flags));\
} while (0)
int s, t;
void *p;
unsigned flags;
int f(x)
/* The call to this function should be and only be skipped strictly according to
** the short-circuit evaluation rule.
*/
{
flags |= 1U << s;
flags |= (x != 0) << s;
++s;
return x;
}
@ -31,6 +35,7 @@ int f(x)
#define _F (f(-1), 0)
void f0()
/* constant short-circuit */
{
printf("f0()\n");
@ -59,6 +64,7 @@ void f0()
}
void f1(int a, int b, int c)
/* AND */
{
printf("f1(%d, %d, %d)\n", a, b, c);
@ -80,6 +86,7 @@ void f1(int a, int b, int c)
}
void f2(int a, int b, int c)
/* OR */
{
printf("f2(%d, %d, %d)\n", a, b, c);
@ -101,6 +108,7 @@ void f2(int a, int b, int c)
}
void f3(int a, int b, int c, int d)
/* AND and OR */
{
printf("f3(%d, %d, %d, %d)\n", a, b, c, d);
@ -122,6 +130,7 @@ void f3(int a, int b, int c, int d)
}
void f4(int a, int b, int c, int d)
/* AND as top-level expression inside OR context */
{
printf("f4(%d, %d, %d, %d)\n", a, b, c, d);
@ -143,6 +152,7 @@ void f4(int a, int b, int c, int d)
}
void f5(int a, int b, int c, int d)
/* OR as top-level expression inside AND context */
{
printf("f5(%d, %d, %d, %d)\n", a, b, c, d);
@ -164,6 +174,7 @@ void f5(int a, int b, int c, int d)
}
void f0_B()
/* constant short-circuit */
{
printf("f0()\n");
@ -192,6 +203,7 @@ void f0_B()
}
void f1_B(int a, int b, int c)
/* AND */
{
printf("f1(%d, %d, %d)\n", a, b, c);
@ -213,6 +225,7 @@ void f1_B(int a, int b, int c)
}
void f2_B(int a, int b, int c)
/* OR */
{
printf("f2(%d, %d, %d)\n", a, b, c);
@ -234,6 +247,7 @@ void f2_B(int a, int b, int c)
}
void f3_B(int a, int b, int c, int d)
/* AND and OR */
{
printf("f3(%d, %d, %d, %d)\n", a, b, c, d);
@ -255,6 +269,7 @@ void f3_B(int a, int b, int c, int d)
}
void f4_B(int a, int b, int c, int d)
/* AND as top-level expression inside OR context */
{
printf("f4(%d, %d, %d, %d)\n", a, b, c, d);
@ -276,6 +291,7 @@ void f4_B(int a, int b, int c, int d)
}
void f5_B(int a, int b, int c, int d)
/* OR as top-level expression inside AND context */
{
printf("f5(%d, %d, %d, %d)\n", a, b, c, d);