Don't pass -O0 to clang_cc1, it is the default.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@189910 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/CodeGen/2010-08-12-asm-aggr-arg.c b/test/CodeGen/2010-08-12-asm-aggr-arg.c
index 5ddc412..dcd507d 100644
--- a/test/CodeGen/2010-08-12-asm-aggr-arg.c
+++ b/test/CodeGen/2010-08-12-asm-aggr-arg.c
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 %s -emit-llvm -O0 -o - | FileCheck %s
+// RUN: %clang_cc1 %s -emit-llvm -o - | FileCheck %s
 // Radar 8288710: A small aggregate can be passed as an integer.  Make sure
 // we don't get an error with "input constraint with a matching output
 // constraint of incompatible type!"