[driver] Do not generate crash diagnostics if the compilation command failed
to execute as the crash will surely reoccur while generating the diagnostics.
rdar://13362359
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@178089 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Driver/Compilation.cpp b/lib/Driver/Compilation.cpp
index db948a5..1bff4a3 100644
--- a/lib/Driver/Compilation.cpp
+++ b/lib/Driver/Compilation.cpp
@@ -290,11 +290,12 @@
}
std::string Error;
+ bool ExecutionFailed;
int Res =
llvm::sys::Program::ExecuteAndWait(Prog, Argv,
/*env*/0, Redirects,
/*secondsToWait*/0, /*memoryLimit*/0,
- &Error);
+ &Error, &ExecutionFailed);
if (!Error.empty()) {
assert(Res && "Error string set with 0 result code!");
getDriver().Diag(clang::diag::err_drv_command_failure) << Error;
@@ -304,7 +305,7 @@
FailingCommand = &C;
delete[] Argv;
- return Res;
+ return ExecutionFailed ? 1 : Res;
}
typedef SmallVectorImpl< std::pair<int, const Command *> > FailingCommandList;