Remove explicit uses of -emit-llvm, the test infrastructure adds it

automatically.  Use -S with llvm-gcc rather than -c, so tests can
work when llvm-gcc is really dragonegg (which can output IR with -S
but not -c).


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@120158 91177308-0d34-0410-b5e6-96231b3b80d8

test/FrontendC/attribute_constructor.c

@@ -1,4 +1,4 @@
-// RUN: %llvmgcc %s -c -o - | llvm-dis | grep llvm.global_ctors
+// RUN: %llvmgcc %s -S -o - | grep llvm.global_ctors
 
 void foo() __attribute__((constructor));
 void foo() {