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static void a(void) __attribute__ ((context(A, 0, 1)))
{
__context__(A, 1);
}
static void r(void) __attribute__ ((context(A, 1, 0)))
{
__context__(A, -1);
}
extern int condition, condition2;
static int tl(void) __attribute__ ((conditional_context(A, 0, 1, 0)))
{
if (condition) {
a();
return 1;
}
return 0;
}
static int tl2(void) __attribute__ ((conditional_context(A, 0, 0, 1)))
{
if (condition) {
a();
return 1;
}
return 0;
}
static int dummy(void)
{
return condition + condition2;
}
static int good_trylock1(void)
{
if (tl()) {
r();
}
}
static int good_trylock2(void)
{
if (tl()) {
r();
}
if (tl()) {
r();
}
}
static int good_trylock3(void)
{
a();
if (tl()) {
r();
}
r();
if (tl()) {
r();
}
}
static int good_trylock4(void)
{
a();
if (tl()) {
r();
}
if (tl()) {
r();
}
r();
}
static void bad_trylock1(void)
{
a();
if (dummy()) {
r();
}
r();
}
static int good_trylock5(void)
{
if (!tl2()) {
r();
}
}
static int good_trylock6(void)
{
if (!tl2()) {
r();
}
if (!tl2()) {
r();
}
}
static int good_trylock7(void)
{
a();
if (!tl2()) {
r();
}
r();
if (!tl2()) {
r();
}
}
static int good_trylock8(void)
{
a();
if (!tl2()) {
r();
}
if (!tl2()) {
r();
}
r();
}
static void bad_trylock2(void)
{
a();
if (!dummy()) {
r();
}
r();
}
static int good_switch(void)
{
switch (condition) {
case 1:
a();
break;
case 2:
a();
break;
case 3:
a();
break;
default:
a();
}
r();
}
static void bad_lock1(void)
{
r();
a();
}
/*
* check-name: Check -Wcontext with lock trylocks
*
* check-error-start
context-dynamic.c:83:6: warning: context problem in 'bad_trylock1': 'r' expected different context
context-dynamic.c:83:6: context 'A': wanted >= 1, got 0
context-dynamic.c:133:6: warning: context problem in 'bad_trylock2': 'r' expected different context
context-dynamic.c:133:6: context 'A': wanted >= 1, got 0
context-dynamic.c:156:6: warning: context problem in 'bad_lock1': 'r' expected different context
context-dynamic.c:156:6: context 'A': wanted >= 1, got 0
* check-error-end
*/
|
