38 lines
1.2 KiB
C++
38 lines
1.2 KiB
C++
// This is a regression test on debug info to make sure that we can get a
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// meaningful stack trace from a C++ program.
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// RUN: %llvmgcc -S -O0 -g %s -o - | llvm-as | \
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// RUN: llc --disable-fp-elim -o %t.s -f -O0 -relocation-model=pic
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// RUN: %compile_c %t.s -o %t.o
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// RUN: %link %t.o -o %t.exe
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// RUN: echo {break DeepStack::deepest\nrun 17\nwhere\n} > %t.in
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// RUN: gdb -q -batch -n -x %t.in %t.exe | tee %t.out | \
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// RUN: grep {#0 DeepStack::deepest.*(this=.*,.*x=33)}
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// RUN: gdb -q -batch -n -x %t.in %t.exe | \
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// RUN: grep {#7 0x.* in main.*(argc=\[12\],.*argv=.*)}
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// Only works on ppc, x86 and x86_64. Should generalize?
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// XFAIL: alpha|ia64|arm
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#include <stdlib.h>
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class DeepStack {
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int seedVal;
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public:
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DeepStack(int seed) : seedVal(seed) {}
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int shallowest( int x ) { return shallower(x + 1); }
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int shallower ( int x ) { return shallow(x + 2); }
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int shallow ( int x ) { return deep(x + 3); }
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int deep ( int x ) { return deeper(x + 4); }
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int deeper ( int x ) { return deepest(x + 6); }
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int deepest ( int x ) { return x + 7; }
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int runit() { return shallowest(seedVal); }
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};
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int main ( int argc, char** argv) {
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DeepStack DS9( (argc > 1 ? atoi(argv[1]) : 0) );
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return DS9.runit();
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}
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