summaryrefslogtreecommitdiffstats
path: root/clang/test/Driver/clang_f_opts.c
diff options
context:
space:
mode:
Diffstat (limited to 'clang/test/Driver/clang_f_opts.c')
-rw-r--r--clang/test/Driver/clang_f_opts.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/clang/test/Driver/clang_f_opts.c b/clang/test/Driver/clang_f_opts.c
index a443bba5472..a1c1b50d30e 100644
--- a/clang/test/Driver/clang_f_opts.c
+++ b/clang/test/Driver/clang_f_opts.c
@@ -103,6 +103,9 @@
// CHECK-MAX-O: warning: -O4 is equivalent to -O3
// CHECK-MAX-O: -O3
+// RUN: %clang -S -O20 %s 2>&1 | FileCheck -check-prefix=CHECK-INVALID-O %s
+// CHECK-INVALID-O: warning: optimization level '-O20' is unsupported; using '-O3' instead.
+
// Test that we don't error on these.
// RUN: %clang -### -S -Werror \
// RUN: -falign-functions -falign-functions=2 -fno-align-functions \
OpenPOWER on IntegriCloud