llvm-6502/test/FrontendC++/2010-08-31-ByValArg.cpp

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// This regression test checks byval arguments' debug info.
// Radar 8367011
// RUN: %llvmgcc -S -O0 -g %s -o - | \
// RUN: llc --disable-fp-elim -o %t.s -O0 -relocation-model=pic
// RUN: %compile_c %t.s -o %t.o
// RUN: %link %t.o -o %t.exe
// RUN: echo {break get\nrun\np missing_arg.b} > %t.in
// RUN: gdb -q -batch -n -x %t.in %t.exe | tee %t.out | \
// RUN: grep {1 = 4242}
// XTARGET: x86_64-apple-darwin
class EVT {
public:
int a;
int b;
int c;
};
class VAL {
public:
int x;
int y;
};
void foo(EVT e);
EVT bar();
void get(int *i, unsigned dl, VAL v, VAL *p, unsigned n, EVT missing_arg) {
//CHECK: .ascii "missing_arg"
EVT e = bar();
if (dl == n)
foo(missing_arg);
}
EVT bar() {
EVT e;
return e;
}
void foo(EVT e) {}
int main(){
VAL v;
EVT ma;
ma.a = 1;
ma.b = 4242;
ma.c = 3;
int i = 42;
get (&i, 1, v, &v, 2, ma);
return 0;
}