[rtems-tools commit] covoar: Catch exceptional case

[Joel Sherrill]

Module:    rtems-tools
Branch:    master
Commit:    9720218673da737d68dab5ba8903bee28abd5e25
Changeset: http://git.rtems.org/rtems-tools/commit/?id=9720218673da737d68dab5ba8903bee28abd5e25

Author:    Alex White <alex.white at oarcorp.com>
Date:      Thu Feb 25 11:08:36 2021 -0600

covoar: Catch exceptional case

---

 tester/covoar/ExecutableInfo.cc | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/tester/covoar/ExecutableInfo.cc b/tester/covoar/ExecutableInfo.cc
index 2fcacf2..b75d0b5 100644
--- a/tester/covoar/ExecutableInfo.cc
+++ b/tester/covoar/ExecutableInfo.cc
@@ -167,6 +167,16 @@ namespace Coverage {
     CoverageMapBase        *theMap;
     CoverageMaps::iterator  itr;
 
+    if ( lowAddress > highAddress ) {
+      std::ostringstream what;
+      what << "Low address is greater than high address for symbol "
+            << symbolName
+            << " (" << lowAddress
+            << " and " << highAddress
+            << ")";
+      throw rld::error( what, "ExecutableInfo::createCoverageMap" );
+    }
+
     itr = coverageMaps.find( symbolName );
     if ( itr == coverageMaps.end() ) {
       theMap = new CoverageMap( fileName, lowAddress, highAddress );