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typed.cpp
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92 lines (89 loc) · 2.52 KB
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#include <stdio.h>
class ExFoo {
public:
int x;
ExFoo(int x) { this->x = x; printf("*CREATING A FOO\n"); }
ExFoo(const ExFoo& other) { x=other.x; printf("*COPYING A FOO\n"); }
~ExFoo() { printf("*DESTROYING A FOO (%d)\n", x); }
} ExFooInstance(11);
class ExBar {
public:
int x;
ExBar(int x) { this->x = x; printf("*CREATING A BAR\n"); }
ExBar(const ExBar& other) { x=other.x; printf("*COPYING A BAR\n"); }
~ExBar() { printf("*DESTROYING A BAR (%d)\n", x); }
} ExBarInstance(22);
class ExQuux {
public:
int x;
ExQuux(int x) { this->x = x; printf("*CREATING A QUUX\n"); }
ExQuux(const ExQuux& other) { x=other.x; printf("*COPYING A QUUX\n"); }
~ExQuux() { printf("*DESTROYING A QUUX (%d)\n", x); }
} ExQuuxInstance(33);
class ExChild : public ExQuux {
public:
ExChild(int x) : ExQuux(x) { printf("*CREATING A CHILD\n"); }
ExChild(const ExChild& other) : ExQuux(x) { x=other.x; printf("*COPYING CHILD\n"); }
~ExChild() { printf("*DESTROYING A CHILD (%d)\n", x); }
} ExChildInstance(44);
void magic(int which) {
try {
switch (which) {
case 0:
printf(" throwing ExFooInstance\n");
throw ExFooInstance;
case 1:
printf(" throwing ExBarInstance\n");
throw ExBarInstance;
case 2:
printf(" throwing ExQuuxInstance\n");
throw ExQuuxInstance;
case 3:
printf(" throwing ExQuux ptr\n");
throw &ExQuuxInstance;
case 4:
printf(" throwing ExChildInstance\n");
throw ExChildInstance;
case 5:
printf(" throwing ExChildInstance ptr\n");
throw &ExChildInstance;
case 6:
printf(" throwing 42\n");
throw 42;
case 7:
printf(" throwing NULL\n");
throw (void*)0;
case 8:
printf(" not throwing\n");
}
} catch (ExQuux e1) {
printf("inner catch quux: %d\n", e1.x);
} catch (ExBar e2) {
printf("inner re-throw: %d\n", e2.x);
throw;
}
}
int main() {
printf("start\n\n\n");
for (int i = 0; i < 9; i++) {
printf("test %d\n", i);
try {
magic(i);
} catch (ExFoo e1) {
printf("outer catch foo: %d\n", e1.x);
} catch (ExBar& e2) {
printf("outer catch bar-ref: %d\n", e2.x);
} catch (ExQuux& e3) {
printf("outer catch quux-ref: %d\n", e3.x);
} catch (ExQuux* e4) {
printf("outer catch quux-ptr: %d\n", e4->x);
} catch (int e5) {
printf("outer catch int: %d\n", e5);
} catch (...) {
printf("outer catch-all\n");
}
printf("\n\n");
}
printf("end\n");
return 0;
}