[mips] Add warning test for -mgpopt option.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@308432 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/test/Driver/mips-gpopt-warning.c b/test/Driver/mips-gpopt-warning.c
new file mode 100644 (file)
index 0000000..a8ab887
--- /dev/null
+++ b/test/Driver/mips-gpopt-warning.c
@@ -0,0 +1,6 @@
+// REQUIRES: mips-registered-target
+// RUN: %clang -### -c -target mips-mti-elf %s -mgpopt 2>&1 | FileCheck -check-prefix=IMPLICIT %s
+// IMPLICIT: warning: ignoring '-mgpopt' option as it cannot be used with the implicit usage of-mabicalls
+
+// RUN: %clang -### -c -target mips-mti-elf %s -mgpopt -mabicalls 2>&1 | FileCheck -check-prefix=EXPLICIT %s
+// EXPLICIT: warning: ignoring '-mgpopt' option as it cannot be used with -mabicalls