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/*
* bug1875933.c
*/
#include <testfwk.h>
#include <stdint.h>
char identity(char x)
{
return x;
}
/*
* function genAnd() and genOr() in z80/gen.c
* were not prepared to handle the special case where ifx == 0
*/
void void_tand1(char x)
{
char y = (identity(x) & 1) ? 42 : 43;
}
void void_tand0(char x)
{
char y = (identity(x) & 0) ? 42 : 43;
}
void void_txor1(char x)
{
char y = (identity(x) ^ 1) ? 42 : 43;
}
void void_txor0(char x)
{
char y = (identity(x) ^ 0) ? 42 : 43;
}
/*
* function genOr() in z80/gen.c
* assumed identity of "or a, literal" and "or a,a"
* thats definitly not so
*/
char tor1(char x)
{
char y = (identity(x) | 1) ? 42 : 43;
return y;
}
char tor0(char x)
{
char y = (identity(x) | 0) ? 42 : 43;
return y;
}
char tand1(char x)
{
char y = (identity(x) & 1) ? 42 : 43;
return y;
}
char tand0(char x)
{
char y = (identity(x) & 0) ? 42 : 43;
return y;
}
char txor1(char x)
{
char y = (identity(x) ^ 1) ? 42 : 43;
return y;
}
char txor0(char x)
{
char y = (identity(x) ^ 0) ? 42 : 43;
return y;
}
/*
* mcs51 segmentation fault
*
* function genOr() in mcs51/gen.c
* was not prepeared for ifx==0
*/
void void_tor1(char x)
{
char y = (identity(x) | 1) ? 42 : 43;
}
void void_tor0(char x)
{
char y = (identity(x) | 0) ? 42 : 43;
}
void void_tor(char x)
{
char y = (identity(x) | x) ? 42 : 43;
}
void
testBug(void)
{
void_tand1(1);
void_tand1(0);
void_tand0(1);
void_tand0(0);
void_txor1(1);
void_txor0(0);
ASSERT(tor1(1) == 42);
ASSERT(tor1(0) == 42);
ASSERT(tor0(1) == 42);
ASSERT(tor0(0) == 43);
ASSERT(tand1(1) == 42);
ASSERT(tand1(0) == 43);
ASSERT(tand0(1) == 43);
ASSERT(tand0(0) == 43);
ASSERT(txor1(1) == 43);
ASSERT(txor1(0) == 42);
ASSERT(txor0(1) == 42);
ASSERT(txor0(0) == 43);
void_tor1(1);
void_tor1(0);
void_tor0(1);
void_tor0(0);
void_tor(0);
}
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