Add compile unit size test

llvm-svn: 32040

test/DebugInfo/2006-11-30-NoCompileUnit.cpp

@@ -0,0 +1,58 @@
+// This is a regression test on debug info to make sure we don't hit a compile unit size
+// issue with gdb.
+// RUN: %llvmgcc -S -O0 -g %s -o - | llvm-as | llc --disable-fp-elim -o Output/NoCompileUnit.s -f
+// RUN: as Output/NoCompileUnit.s -o Output/NoCompileUnit.o
+// RUN: g++ Output/NoCompileUnit.o -o Output/NoCompileUnit.exe
+// RUN: ( echo "break main"; echo "run" ; echo "p NoCompileUnit::pubname" ) > Output/NoCompileUnit.gdbin 
+// RUN: gdb -q -batch -n -x Output/NoCompileUnit.gdbin Output/NoCompileUnit.exe | tee Output/NoCompileUnit.out | not grep '"low == high"'
+// XFAIL: i[1-9]86|alpha|ia64|arm
+
+
+class MamaDebugTest {
+private:
+  int N;
+  
+protected:
+  MamaDebugTest(int n) : N(n) {}
+  
+  int getN() const { return N; }
+
+};
+
+class BabyDebugTest : public MamaDebugTest {
+private:
+
+public:
+  BabyDebugTest(int n) : MamaDebugTest(n) {}
+  
+  static int doh;
+  
+  int  doit() {
+    int N = getN();
+    int Table[N];
+    
+    int sum = 0;
+    
+    for (int i = 0; i < N; ++i) {
+      int j = i;
+      Table[i] = j;
+    }
+    for (int i = 0; i < N; ++i) {
+      int j = Table[i];
+      sum += j;
+    }
+    
+    return sum;
+  }
+
+};
+
+int BabyDebugTest::doh;
+
+
+int main(int argc, const char *argv[]) {
+  BabyDebugTest BDT(20);
+  return BDT.doit();
+}
+
+