r212833 - Test for warning being silenced

[Sylvestre Ledru]

Author: sylvestre
Date: Fri Jul 11 12:23:13 2014
New Revision: 212833

URL: http://llvm.org/viewvc/llvm-project?rev=212833&view=rev
Log:
Test for warning being silenced

Summary:
Added some tests to see if the new warning would be silenced with a flag.

Patch by Arthur Marble <arthur at info9.net> in the context of Debian Google Summer of code 2014.


Reviewers: sylvestre.ledru

Reviewed By: sylvestre.ledru

Differential Revision: http://reviews.llvm.org/D4475

Modified:
    cfe/trunk/test/Driver/clang_f_opts.c

Modified: cfe/trunk/test/Driver/clang_f_opts.c
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/test/Driver/clang_f_opts.c?rev=212833&r1=212832&r2=212833&view=diff
==============================================================================
--- cfe/trunk/test/Driver/clang_f_opts.c (original)
+++ cfe/trunk/test/Driver/clang_f_opts.c Fri Jul 11 12:23:13 2014
@@ -175,6 +175,15 @@
 // CHECK-WARNING1: ignoring unsupported optimization flag '-finline-limit=1000'
 // CHECK-WARNING2: ignoring unsupported optimization flag '-finline-limit'
 
+// Test that we mute the warning on these
+// RUN: %clang -### -finline-limit=1000 -Wno-unused-command-line-argument               \
+// RUN:     %s 2>&1 | FileCheck --check-prefix=CHECK-NO-WARNING1 %s
+// RUN: %clang -### -finline-limit -Wno-unused-command-line-argument                    \
+// RUN:     %s 2>&1 | FileCheck --check-prefix=CHECK-NO-WARNING2 %s
+// CHECK-NO-WARNING1-NOT: ignoring unsupported optimization flag '-finline-limit=1000'
+// CHECK-NO-WARNING2-NOT: ignoring unsupported optimization flag '-finline-limit'
+
+
 // RUN: %clang -### -fshort-wchar -fno-short-wchar %s 2>&1 | FileCheck -check-prefix=CHECK-WCHAR1 %s
 // RUN: %clang -### -fno-short-wchar -fshort-wchar %s 2>&1 | FileCheck -check-prefix=CHECK-WCHAR2 %s
 // CHECK-WCHAR1: -fno-short-wchar