Import LLVM, at r72732.

1 files changed, 37 insertions, 0 deletions

diff --git a/test/FrontendC++/2006-11-06-StackTrace.cpp b/test/FrontendC++/2006-11-06-StackTrace.cpp
new file mode 100644
index 0000000..f6a4428
--- /dev/null
+++ b/test/FrontendC++/2006-11-06-StackTrace.cpp
@@ -0,0 +1,37 @@
+// 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, x86 and x86_64.  Should generalize?
+// XFAIL: alpha|ia64|arm
+
+#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();
+}