[clang] Fix D26214: Move error handling out of MC and to the callers.

Summary: Related llvm patch: https://reviews.llvm.org/D27359

Reviewers: echristo, t.p.northover, rengolin, grosbach, compnerd

Subscribers: mehdi_amini, cfe-commits, llvm-commits

Tags: #clang-c

Differential Revision: https://reviews.llvm.org/D27360

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@288762 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 7 insertions, 4 deletions

diff --git a/tools/driver/cc1as_main.cpp b/tools/driver/cc1as_main.cpp
index c9361541cd..263751346b 100644
--- a/tools/driver/cc1as_main.cpp
+++ b/tools/driver/cc1as_main.cpp
@@ -426,10 +426,13 @@ static bool ExecuteAssembler(AssemblerInvocation &Opts,
 
   // Set values for symbols, if any.
   for (auto &S : Opts.SymbolDefs) {
-    if (Ctx.setSymbolValue(Parser->getStreamer(), S)) {
-      Failed = true;
-      break;
-    }
+    auto Pair = StringRef(S).split('=');
+    auto Sym = Pair.first;
+    auto Val = Pair.second;
+    int64_t Value;
+    // We have already error checked this in the driver.
+    Val.getAsInteger(0, Value);
+    Ctx.setSymbolValue(Parser->getStreamer(), Sym, Value);
   }
 
   if (!Failed) {