From 917469b2d3bdcf9186b1cbeccdd85361a1ce5d4e Mon Sep 17 00:00:00 2001 From: Alex White Date: Fri, 26 Feb 2021 17:11:06 -0600 Subject: covoar: Fix overflow of high PC address This fixes an integer overflow that would occur if a function's high PC address were zero in the DWARF info. --- tester/covoar/ExecutableInfo.cc | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/tester/covoar/ExecutableInfo.cc b/tester/covoar/ExecutableInfo.cc index b75d0b5..fc368ce 100644 --- a/tester/covoar/ExecutableInfo.cc +++ b/tester/covoar/ExecutableInfo.cc @@ -71,6 +71,11 @@ namespace Coverage { } } + // We can't process a zero size function. + if (func.pc_high() == 0) { + continue; + } + createCoverageMap (cu.name(), func.name(), func.pc_low(), func.pc_high() - 1); } -- cgit v1.2.3