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// This is a regression test on debug info to make sure that we can get a
// meaningful stack trace from a C++ program.
// RUN: %llvmgcc -S -O0 -g %s -o - | llvm-as | \
// RUN: llc --disable-fp-elim -o %t.s -f -O0 -relocation-model=pic
// RUN: %compile_c %t.s -o %t.o
// RUN: %link %t.o -o %t.exe
// RUN: echo {break DeepStack::deepest\nrun 17\nwhere\n} > %t.in
// RUN: gdb -q -batch -n -x %t.in %t.exe | tee %t.out | \
// RUN: grep {#0 DeepStack::deepest.*(this=.*,.*x=33)}
// RUN: gdb -q -batch -n -x %t.in %t.exe | \
// RUN: grep {#7 0x.* in main.*(argc=\[12\],.*argv=.*)}
// Only works on ppc (but not apple-darwin9), x86 and x86_64. Should
// generalize?
// XFAIL: alpha|arm|powerpc-apple-darwin9
#include <stdlib.h>
class DeepStack {
int seedVal;
public:
DeepStack(int seed) : seedVal(seed) {}
int shallowest( int x ) { return shallower(x + 1); }
int shallower ( int x ) { return shallow(x + 2); }
int shallow ( int x ) { return deep(x + 3); }
int deep ( int x ) { return deeper(x + 4); }
int deeper ( int x ) { return deepest(x + 6); }
int deepest ( int x ) { return x + 7; }
int runit() { return shallowest(seedVal); }
};
int main ( int argc, char** argv) {
DeepStack DS9( (argc > 1 ? atoi(argv[1]) : 0) );
return DS9.runit();
}
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