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authorYRabbit <rabbit@yrabbit.cyou>2022-03-16 15:47:13 +1000
committerYRabbit <rabbit@yrabbit.cyou>2022-03-16 15:47:13 +1000
commitc898587b87c5501fb0278990fb2bd5b2bb339fb1 (patch)
tree47782a222835e50a483e1516e5b921f9eb1dd077 /gowin
parent2df9d3537bb4836096e157c81de20d4fa937db9a (diff)
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gowin: don't crash if no arguments are set
Signed-off-by: YRabbit <rabbit@yrabbit.cyou>
Diffstat (limited to 'gowin')
-rw-r--r--gowin/main.cc4
1 files changed, 4 insertions, 0 deletions
diff --git a/gowin/main.cc b/gowin/main.cc
index 19c1d02c..a45a49d4 100644
--- a/gowin/main.cc
+++ b/gowin/main.cc
@@ -56,6 +56,10 @@ po::options_description GowinCommandHandler::getArchOptions()
std::unique_ptr<Context> GowinCommandHandler::createContext(dict<std::string, Property> &values)
{
+ if (!vm.count("device")) {
+ log_error("The device must be specified\n");
+ }
+
std::regex devicere = std::regex("GW1N([SZ]?)[A-Z]*-(LV|UV|UX)([0-9])(C?).*");
std::smatch match;
std::string device = vm["device"].as<std::string>();