diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/wasm/wasm-debug.cpp | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/src/wasm/wasm-debug.cpp b/src/wasm/wasm-debug.cpp index 112c805d8..c8e8c07a4 100644 --- a/src/wasm/wasm-debug.cpp +++ b/src/wasm/wasm-debug.cpp @@ -992,8 +992,9 @@ static void updateLoc(llvm::DWARFYAML::Data& yaml, // a new address for it. newStart = locationUpdater.getNewStart(loc.Start + oldBase); newEnd = locationUpdater.getNewEnd(loc.End + oldBase); - if (newStart == 0 || newEnd == 0) { - // This part of the loc no longer has a mapping, so we must ignore it. + if (newStart == 0 || newEnd == 0 || newStart > newEnd) { + // This part of the loc no longer has a mapping, or after the mapping + // it is no longer a proper span, so we must ignore it. newStart = newEnd = IGNOREABLE_LOCATION; } else { // We picked a new base that ensures it is smaller than the values we |