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-rw-r--r--utils/TableGen/LLVMCConfigurationEmitter.cpp5
1 files changed, 5 insertions, 0 deletions
diff --git a/utils/TableGen/LLVMCConfigurationEmitter.cpp b/utils/TableGen/LLVMCConfigurationEmitter.cpp
index a4bd3259c7..b978c29450 100644
--- a/utils/TableGen/LLVMCConfigurationEmitter.cpp
+++ b/utils/TableGen/LLVMCConfigurationEmitter.cpp
@@ -24,6 +24,7 @@
#include <algorithm>
#include <cassert>
#include <functional>
+#include <stdexcept>
#include <string>
using namespace llvm;
@@ -1470,6 +1471,7 @@ void EmitHookDeclarations(const ToolPropertiesList& ToolProps,
/// run - The back-end entry point.
void LLVMCConfigurationEmitter::run (std::ostream &O) {
+ try {
// Emit file header.
EmitSourceFileHeader("LLVMC Configuration Library", O);
@@ -1513,4 +1515,7 @@ void LLVMCConfigurationEmitter::run (std::ostream &O) {
EmitPopulateCompilationGraph(CompilationGraphRecord, O);
// EOF
+ } catch (std::exception& Error) {
+ throw Error.what() + std::string(" - usually this means a syntax error.");
+ }
}