Merge pull request #348 from kyleheadley/addclang

kyleheadley · web-flow · commit 531e2396f7bc · 2020-12-16T11:51:35.000-05:00
clean up tests without calls to clang
diff --git a/clang/test/3C/allarrays.c b/clang/test/3C/allarrays.c
@@ -1,4 +1,5 @@
-// RUN: 3c -alltypes %s -- | FileCheck -match-full-lines --check-prefixes="CHECK" %s
+// RUN: 3c -alltypes %s | FileCheck -match-full-lines --check-prefixes="CHECK" %s
+// RUN: 3c -alltypes %s | %clang -c -f3c-tool -fcheckedc-extension -x c -o %t1.unused -
 
 int* foo();
 //CHECK: _Array_ptr<int> foo(_Array_ptr<int> r);
diff --git a/clang/test/3C/arrboundsadvanced.c b/clang/test/3C/arrboundsadvanced.c
@@ -1,5 +1,5 @@
-// RUN: 3c -alltypes %s -- | FileCheck -match-full-lines %s
-
+// RUN: 3c -alltypes %s | FileCheck -match-full-lines %s
+// RUN: 3c -alltypes %s | %clang -c -f3c-tool -fcheckedc-extension -x c -o %t1.unused -
 
 /*
 Advanced array-bounds inference (based on control-dependencies).
@@ -17,12 +17,12 @@ struct foo1 {
     unsigned ml;    
 };
 //CHECK:     _Array_ptr<int> x : count(ml);
+unsigned FooLenD;
+unsigned FooLen;
 struct foo **FL;
 int *intarr;
 //CHECK: _Array_ptr<_Ptr<struct foo>> FL : count(FooLen) = ((void *)0);
 //CHECK: _Array_ptr<int> intarr = ((void *)0);
-unsigned FooLenD;
-unsigned FooLen;
 void intcopy(int *arr, int *ptr, int len) {
     int i;
     for (i=0; i<len; i++) {
diff --git a/clang/test/3C/arrboundsbasic.c b/clang/test/3C/arrboundsbasic.c
@@ -1,4 +1,5 @@
-// RUN: 3c -alltypes %s -- | FileCheck -match-full-lines %s
+// RUN: 3c -alltypes %s | FileCheck -match-full-lines %s
+// RUN: 3c -alltypes %s | %clang -c -fcheckedc-extension -x c -o %t1.unused -
 
 
 /*
diff --git a/clang/test/3C/arrboundsbasicinfer.c b/clang/test/3C/arrboundsbasicinfer.c
@@ -1,4 +1,5 @@
-// RUN: 3c -alltypes %s -- | FileCheck -match-full-lines %s
+// RUN: 3c -alltypes %s | FileCheck -match-full-lines %s
+// RUN: 3c -alltypes %s | %clang -c -fcheckedc-extension -x c -o %t1.unused -
 
 
 /*
diff --git a/clang/test/3C/arrboundsbyte.c b/clang/test/3C/arrboundsbyte.c
@@ -1,4 +1,5 @@
-// RUN: 3c -alltypes %s -- | FileCheck -match-full-lines %s
+// RUN: 3c -alltypes %s | FileCheck -match-full-lines %s
+// RUN: 3c -alltypes %s | %clang -c -fcheckedc-extension -x c -o %t1.unused -
 
 
 /*
diff --git a/clang/test/3C/arrboundsheuristics.c b/clang/test/3C/arrboundsheuristics.c
@@ -2,8 +2,10 @@
 //
 // Checks wrong array heuristics.
 //
-//RUN: 3c -alltypes %s -- | FileCheck -match-full-lines -check-prefixes="CHECK_ALL","CHECK" %s
-//RUN: 3c %s -- | FileCheck -match-full-lines -check-prefixes="CHECK_NOALL","CHECK" %s
+// RUN: 3c -alltypes %s | FileCheck -match-full-lines -check-prefixes="CHECK_ALL","CHECK" %s
+// RUN: 3c -alltypes %s | %clang -c -f3c-tool -fcheckedc-extension -x c -o %t1.unused -
+// RUN: 3c %s | FileCheck -match-full-lines -check-prefixes="CHECK_NOALL","CHECK" %s
+// RUN: 3c %s | %clang -c -fcheckedc-extension -x c -o %t2.unused -
 
 int *glob;
 int lenplusone;
diff --git a/clang/test/3C/arrboundsinfer2.c b/clang/test/3C/arrboundsinfer2.c
@@ -1,4 +1,5 @@
-// RUN: 3c -alltypes %s -- | FileCheck -match-full-lines %s
+// RUN: 3c -alltypes %s | FileCheck -match-full-lines %s
+// RUN: 3c -alltypes %s | %clang -c -fcheckedc-extension -x c -o %t1.unused -
 
 
 /*
diff --git a/clang/test/3C/arrtests_xfail.c b/clang/test/3C/arrtests_xfail.c
@@ -1,5 +1,6 @@
-// XFAIL: *
 // RUN: 3c -alltypes %s -- | FileCheck -match-full-lines %s
+// RUN: 3c -alltypes %s | %clang -c -f3c-tool -fcheckedc-extension -x c -o %t1.unused -
+
 // XFAIL: *
 
 /*
diff --git a/clang/test/3C/basic_inter.c b/clang/test/3C/basic_inter.c
@@ -2,7 +2,8 @@
 //
 // Tests properties about constraint propagation between functions.
 //
-// RUN: 3c %s -- | FileCheck -match-full-lines %s
+// RUN: 3c %s | FileCheck -match-full-lines %s
+// RUN: 3c %s | %clang -c -fcheckedc-extension -x c -o %t1.unused -
 //
 
 int funcdecl(int *ptr, int *iptr, int *wild);
diff --git a/clang/test/3C/basic_inter_field_ntarr.c b/clang/test/3C/basic_inter_field_ntarr.c
@@ -2,7 +2,8 @@
 //
 // Tests rewriting of Nt_array_ptrs within structure fields
 
-// RUN: 3c -alltypes %s -- | FileCheck -match-full-lines %s
+// RUN: 3c -alltypes %s | FileCheck -match-full-lines %s
+// RUN: 3c -alltypes %s | %clang -c -f3c-tool -fcheckedc-extension -x c -o %t1.unused -
 //
 
 unsigned long strlen(const char *s : itype(_Nt_array_ptr<const char>)) ;
diff --git a/clang/test/3C/basic_inter_ntarr.c b/clang/test/3C/basic_inter_ntarr.c
@@ -2,7 +2,8 @@
 //
 // Tests rewriting and propagation of Nt_array_ptr constraints across functions.
 //
-// RUN: 3c -alltypes %s -- | FileCheck -match-full-lines %s
+// RUN: 3c -alltypes %s | FileCheck -match-full-lines %s
+// RUN: 3c -alltypes %s | %clang -c -fcheckedc-extension -x c -o %t1.unused -
 //
 char *strstr(const char *s1 : itype(_Nt_array_ptr<const char>),
              const char *s2 : itype(_Nt_array_ptr<const char>)) : itype(_Nt_array_ptr<char>);
diff --git a/clang/test/3C/basic_local_ntarr.c b/clang/test/3C/basic_local_ntarr.c
@@ -2,7 +2,8 @@
 //
 // Tests basic rewriting of Nt_array_ptrs
 
-// RUN: 3c -alltypes %s -- | FileCheck -match-full-lines %s
+// RUN: 3c -alltypes %s | FileCheck -match-full-lines %s
+// RUN: 3c -alltypes %s | %clang -c -f3c-tool -fcheckedc-extension -x c -o %t1.unused -
 //
 
 unsigned long strlen(const char *s : itype(_Nt_array_ptr<const char>));
@@ -18,7 +19,7 @@ int main() {
   int b;
   // this will make a as NTARR
   b = strlen(a);
-  // this will make C as NTArr
+  // this will make C as PTR
   c = strstr("Hello", "World");
   // this should mark d as WILD.
   d = (int*)0xdeadbeef;
diff --git a/clang/test/3C/basic_return_itype.c b/clang/test/3C/basic_return_itype.c
@@ -2,7 +2,8 @@
 //
 // Tests properties about rewriter for return type when it is an itype
 //
-// RUN: 3c -alltypes %s -- | FileCheck -match-full-lines %s
+// RUN: 3c -alltypes %s | FileCheck -match-full-lines %s
+// RUN: 3c -alltypes %s | %clang -c -fcheckedc-extension -x c -o %t1.unused -
 //
 
 static int funcvar;
diff --git a/clang/test/3C/checkedregionvoid.c b/clang/test/3C/checkedregionvoid.c
@@ -1,7 +1,7 @@
-// RUN: 3c -addcr  %s -- | FileCheck -match-full-lines --check-prefixes="CHECK" %s
+// RUN: 3c -addcr %s | FileCheck -match-full-lines --check-prefixes="CHECK" %s
+// RUN: 3c -addcr %s | %clang -c -fcheckedc-extension -x c -o %t1.unused -
 
-#include "dummy.h"
-// Dummy to cause output
+void unsafe(void *);// Dummy to cause output
 void f(int *x) {}
 //CHECK: void f(_Ptr<int> x) _Checked {}
 
diff --git a/clang/test/3C/contextsensitivebounds.c b/clang/test/3C/contextsensitivebounds.c
@@ -2,8 +2,11 @@
 Test for context sensitive bounds.
 **/
 
-// RUN: 3c -alltypes %s -- | FileCheck -match-full-lines -check-prefixes="CHECK_ALL","CHECK" %s
-// RUN: 3c %s -- | FileCheck -match-full-lines -check-prefixes="CHECK_NOALL","CHECK" %s
+// RUN: 3c -alltypes %s | FileCheck -match-full-lines -check-prefixes="CHECK_ALL","CHECK" %s
+// RUN: 3c -alltypes %s | %clang -c -fcheckedc-extension -x c -o %t1.unusedl -
+// RUN: 3c %s | FileCheck -match-full-lines -check-prefixes="CHECK_NOALL","CHECK" %s
+// RUN: 3c %s | %clang -c -fcheckedc-extension -x c -o %t2.unused -
+
 _Itype_for_any(T) void *somefunc(unsigned long size) : itype(_Array_ptr<T>) byte_count(size);
 struct hash_node
 {
diff --git a/clang/test/3C/contextsensitivebounds1.c b/clang/test/3C/contextsensitivebounds1.c
@@ -2,8 +2,11 @@
 Test for context sensitive bounds for internal functions.
 **/
 
-// RUN: 3c -alltypes %s -- | FileCheck -match-full-lines -check-prefixes="CHECK_ALL","CHECK" %s
-// RUN: 3c %s -- | FileCheck -match-full-lines -check-prefixes="CHECK_NOALL","CHECK" %s
+// RUN: 3c -alltypes %s | FileCheck -match-full-lines -check-prefixes="CHECK_ALL","CHECK" %s
+// RUN: 3c -alltypes %s | %clang -c -fcheckedc-extension -x c -o %t1.unused -
+// RUN: 3c %s | FileCheck -match-full-lines -check-prefixes="CHECK_NOALL","CHECK" %s
+// RUN: 3c %s | %clang -c -fcheckedc-extension -x c -o %t2.unused -
+
 _Itype_for_any(T) void *somefunc(unsigned long size) : itype(_Array_ptr<T>) byte_count(size);
 struct hash_node
 {
diff --git a/clang/test/3C/difftypes_xfail1.c b/clang/test/3C/difftypes_xfail1.c
@@ -1,4 +1,7 @@
 //RUN: 3c -base-dir=%S -output-postfix=checked %s %S/difftypes_xfail2.c
-// XFAIL: * 
+
+// XFAIL: *
+
+// The desired behavior in this case is to fail, so other checks are omitted
 
 _Ptr<int> foo(int, char);
diff --git a/clang/test/3C/difftypes_xfail2.c b/clang/test/3C/difftypes_xfail2.c
@@ -1,4 +1,7 @@
 //RUN: 3c -base-dir=%S -output-postfix=checked %s %S/difftypes_xfail1.c
+
 // XFAIL: *
 
+// The desired behavior in this case is to fail, so other checks are omitted
+
 int * foo(int, char *);
diff --git a/clang/test/3C/dummy.h b/clang/test/3C/dummy.h
diff --git a/clang/test/3C/extGVarbar1.c b/clang/test/3C/extGVarbar1.c
@@ -3,7 +3,7 @@
 //RUN: %clang -c %S/extGVarbar1.checked.c %S/extGVarbar2.checked.c
 //RUN: rm %S/extGVarbar1.checked.c %S/extGVarbar2.checked.c
 
-/*first of the bar files*/ 
+// This test cannot use pipes because it requires multiple output files
 
 extern int *x; 
 /*y will be defined in bar2.c*/
diff --git a/clang/test/3C/extGVarbar2.c b/clang/test/3C/extGVarbar2.c
@@ -1,8 +1,9 @@
 //RUN: 3c -base-dir=%S -output-postfix=checked2 %s %S/extGVarbar1.c
 //RUN: FileCheck -match-full-lines --input-file %S/extGVarbar2.checked2.c %s
+//RUN: %clang -c %S/extGVarbar2.checked2.c %S/extGVarbar1.checked2.c
 //RUN: rm %S/extGVarbar1.checked2.c %S/extGVarbar2.checked2.c
 
-/*second of the bar files*/ 
+// This test cannot use pipes because it requires multiple output files
 
 int w = 2;
 int *y = &w; 
diff --git a/clang/test/3C/extGVarm1.c b/clang/test/3C/extGVarm1.c
@@ -3,6 +3,8 @@
 //RUN: %clang -c %S/extGVarm1.checked.c %S/extGVarm2.checked.c %S/extGVarm3.checked.c
 //RUN: rm %S/extGVarm1.checked.c %S/extGVarm2.checked.c %S/extGVarm3.checked.c
 
+// This test cannot use pipes because it requires multiple output files
+
 extern int *y; 
 //CHECK: extern _Ptr<int> y; 
 
diff --git a/clang/test/3C/extGVarm2.c b/clang/test/3C/extGVarm2.c
@@ -1,7 +1,10 @@
 //RUN: 3c -base-dir=%S -output-postfix=checked2 %s %S/extGVarm1.c %S/extGVarm3.c
 //RUN: FileCheck -match-full-lines --input-file %S/extGVarm2.checked2.c %s
+//RUN: %clang -c %S/extGVarm2.checked2.c %S/extGVarm3.checked2.c %S/extGVarm1.checked2.c
 //RUN: rm %S/extGVarm1.checked2.c %S/extGVarm2.checked2.c %S/extGVarm3.checked2.c
 
+// This test cannot use pipes because it requires multiple output files
+
 extern int *x;
 //CHECK: extern int *x; 
 
diff --git a/clang/test/3C/extGVarm3.c b/clang/test/3C/extGVarm3.c
@@ -1,7 +1,10 @@
 //RUN: 3c -base-dir=%S -output-postfix=checked3 %s %S/extGVarm1.c %S/extGVarm2.c
 //RUN: FileCheck -match-full-lines --input-file %S/extGVarm3.checked3.c %s
+//RUN: %clang -c %S/extGVarm3.checked3.c %S/extGVarm2.checked3.c %S/extGVarm1.checked3.c
 //RUN: rm %S/extGVarm1.checked3.c %S/extGVarm2.checked3.c %S/extGVarm3.checked3.c 
 
+// This test cannot use pipes because it requires multiple output files
+
 extern int *x; 
 //CHECK: extern int *x;
 
diff --git a/clang/test/3C/hash.c b/clang/test/3C/hash.c
@@ -1,4 +1,8 @@
-// RUN: 3c -alltypes %s -- | FileCheck -match-full-lines -check-prefixes="CHECK_ALL","CHECK" %s
+// RUN: 3c -alltypes %s | FileCheck -match-full-lines -check-prefixes="CHECK_ALL","CHECK" %s
+
+// Currently not possible to run clang on the output,
+// there is an error reported at https://github.com/correctcomputation/checkedc-clang/issues/349
+
 /*
  * Based on hash.c in Very Secure FTPd
  */
diff --git a/clang/test/3C/lit.local.cfg b/clang/test/3C/lit.local.cfg
@@ -1,6 +1 @@
-# import os
 config.suffixes = ['.c']
-# config.environment = {
-# 'CHECKED_CPATH':'/Users/mwh/checkedc/checkedc/include/:',
-# 'PATH':'/Users/mwh/checkedc/checkedc-clang/llvm/cmake-debug-build/bin:'+os.getenv('PATH')
-# }
diff --git a/clang/test/3C/lowerbound.c b/clang/test/3C/lowerbound.c
@@ -1,7 +1,8 @@
 // Generates graph q0 --> ARR --> q1, to confirm that bound bound
 //   constraints are properly solved
 // The following test is supposed to fail with the current tool.
-// RUN: 3c -alltypes %s -- | FileCheck -match-full-lines %s
+// RUN: 3c -alltypes %s | FileCheck -match-full-lines %s
+// RUN: 3c -alltypes %s | %clang -c -f3c-tool -fcheckedc-extension -x c -o %t.unused -
 //
 
 _Array_ptr<int> foo(_Array_ptr<int> x);
diff --git a/clang/test/3C/lowerboundBUG.c b/clang/test/3C/lowerboundBUG.c
diff --git a/clang/test/3C/manyprotos.c b/clang/test/3C/manyprotos.c
@@ -1,4 +1,5 @@
-// RUN: 3c -alltypes %s -- | FileCheck -match-full-lines --check-prefixes="CHECK" %s
+// RUN: 3c -alltypes %s | FileCheck -match-full-lines --check-prefixes="CHECK" %s
+// RUN: 3c -alltypes %s | %clang -c -fcheckedc-extension -x c -o %t1.unused -
 
 int foo();
 //CHECK: int foo(_Array_ptr<int> x : count(y), int y);
diff --git a/clang/test/3C/multidef_xfail1.c b/clang/test/3C/multidef_xfail1.c
@@ -1,6 +1,9 @@
-//RUN: 3c -base-dir=%S -output-postfix=checked %s %S/multidef_xfail2.c
+// RUN: 3c -base-dir=%S -output-postfix=checked %s %S/multidef_xfail2.c
+
 // XFAIL: *
 
+// The desired behavior in this case is to fail, so other checks are omitted
+
 _Ptr<int> foo(int x, char * y) { 
     x = x + 4; 
     int *z = &x; 
diff --git a/clang/test/3C/multidef_xfail2.c b/clang/test/3C/multidef_xfail2.c
@@ -1,5 +1,8 @@
-//RUN: 3c -base-dir=%S -output-postfix=checked %s %S/multidef_xfail1.c
-// XFAIL: * 
+// RUN: 3c -base-dir=%S -output-postfix=checked %s %S/multidef_xfail1.c
+
+// XFAIL: *
+
+// The desired behavior in this case is to fail, so other checks are omitted
 
 int * foo(int x, _Ptr<char> y) { 
     x = x + 4; 
diff --git a/clang/test/3C/no_casts.c b/clang/test/3C/no_casts.c
@@ -1,4 +1,5 @@
 // RUN: 3c %s | count 0
+// RUN: 3c %s | %clang -c -fcheckedc-extension -x c -o %t.unused -
 
 void foo(char *a);
 void bar(int *a);
diff --git a/clang/test/3C/noproto.c b/clang/test/3C/noproto.c
@@ -1,4 +1,5 @@
-// RUN: 3c -addcr  %s -- | FileCheck -match-full-lines --check-prefixes="CHECK" %s
+// RUN: 3c -addcr %s | FileCheck -match-full-lines --check-prefixes="CHECK" %s
+// RUN: 3c -addcr %s | %clang -c -fcheckedc-extension -x c -o %t.unused -
 
 int foo(int x) { 
   //CHECK: int foo(int x) {
diff --git a/clang/test/3C/order.c b/clang/test/3C/order.c
@@ -1,4 +1,5 @@
-// RUN: 3c %s -- | FileCheck -match-full-lines %s
+// RUN: 3c %s | FileCheck -match-full-lines %s
+// RUN: 3c %s | %clang -c -fcheckedc-extension -x c -o %t.unused -
 
 int foo1(int x, int *y);
 //CHECK: int foo1(int x, int *y : itype(_Ptr<int>));
diff --git a/clang/test/3C/partial_checked_arr.c b/clang/test/3C/partial_checked_arr.c
@@ -1,8 +1,9 @@
-// RUN: 3c -addcr -alltypes %s -- | FileCheck -match-full-lines -check-prefixes="CHECK_ALL","CHECK" %s
-// RUN: 3c -addcr %s -- | FileCheck -match-full-lines -check-prefixes="CHECK_NOALL","CHECK" %s
-// RUN: 3c -alltypes -output-postfix=checked %s
-// RUN: 3c -alltypes %S/partial_checked_arr.checked.c -- | count 0
-// RUN: rm %S/partial_checked_arr.checked.c
+// RUN: 3c -addcr -alltypes %s | FileCheck -match-full-lines -check-prefixes="CHECK_ALL","CHECK" %s
+// RUN: 3c -addcr -alltypes %s | %clang -c -f3c-tool -fcheckedc-extension -x c -o %t1.unused -
+// RUN: 3c -addcr %s | FileCheck -match-full-lines -check-prefixes="CHECK_NOALL","CHECK" %s
+// RUN: 3c -addcr %s | %clang -c -f3c-tool -fcheckedc-extension -x c -o %t2.unused -
+// RUN: 3c -alltypes %s > %t
+// RUN: 3c -alltypes %t | count 0
 
 int strcmp(const char *src1 : itype(_Nt_array_ptr<const char>),
            const char *src2 : itype(_Nt_array_ptr<const char>));
diff --git a/clang/test/3C/patch_issue_272.c b/clang/test/3C/patch_issue_272.c
@@ -1,4 +1,5 @@
-// RUN: 3c -alltypes %s -- | FileCheck -match-full-lines %s
+// RUN: 3c -alltypes %s | FileCheck -match-full-lines %s
+// RUN: 3c -alltypes %s | %clang -c -f3c-tool -fcheckedc-extension -x c -o %t.unused -
 
 /********************************************************************/
 /* Tests to keep pointer level from                                 */
diff --git a/clang/test/3C/pointerarithm.c b/clang/test/3C/pointerarithm.c
@@ -1,6 +1,7 @@
-// RUN: 3c -alltypes -addcr %s -- | FileCheck -match-full-lines %s
+// RUN: 3c -alltypes -addcr %s | FileCheck -match-full-lines %s
+// RUN: 3c -alltypes -addcr %s | %clang -c -fcheckedc-extension -x c -o %t.unused -
 // RUN: 3c -addcr -alltypes -output-postfix=checked %s 
-// RUN: 3c -addcr -alltypes %S/pointerarithm.checked.c -- | count 0
+// RUN: 3c -addcr -alltypes %S/pointerarithm.checked.c | count 0
 // RUN: rm %S/pointerarithm.checked.c
 
 #include <stddef.h>
diff --git a/clang/test/3C/prototype_success2.c b/clang/test/3C/prototype_success2.c
@@ -1,5 +1,6 @@
 //RUN: 3c -base-dir=%S -output-postfix=checked2 %s %S/prototype_success1.c
 //RUN: FileCheck -match-full-lines --input-file %S/prototype_success2.checked2.c %s
+//RUN: %clang -c %S/prototype_success1.checked2.c %S/prototype_success2.checked2.c
 //RUN: rm %S/prototype_success1.checked2.c %S/prototype_success2.checked2.c 
 
 /*Note: this file is part of a multi-file regression test in tandem with prototype_success1.c 
diff --git a/clang/test/3C/regression_tests_xfail.c b/clang/test/3C/regression_tests_xfail.c
@@ -2,9 +2,8 @@
 //
 // Tests 3c tool for any regressions.
 //
-// The following test is supposed to fail with the current tool.
-// XFAIL: *
-// RUN: 3c -alltypes %s -- | FileCheck -match-full-lines %s
+// RUN: 3c -alltypes %s | FileCheck -match-full-lines %s
+// RUN: 3c -alltypes %s | %clang -c -fcheckedc-extension -x c -o %t.unused -
 // 
 // XFAIL: *
 
diff --git a/clang/test/3C/root_cause.c b/clang/test/3C/root_cause.c
@@ -1,4 +1,6 @@
-// RUN: 3c -extra-arg="-Wno-everything" -alltypes -warn-root-cause %s 2>&1 1>/dev/null | FileCheck %s
+// RUN: 3c -extra-arg="-Wno-everything" -alltypes -warn-root-cause %s 2>&1 1>%t.unused | FileCheck %s
+
+// This test is unusual in that it checks for the errors in the code
 
 #include <stddef.h>
 extern _Itype_for_any(T) void *malloc(size_t size) : itype(_Array_ptr<T>) byte_count(size);
diff --git a/clang/test/3C/stmtexpr.c b/clang/test/3C/stmtexpr.c
diff --git a/clang/test/3C/untypedprototypes.c b/clang/test/3C/untypedprototypes.c

Original file line number	Diff line number	Diff line change
`@@ -1,4 +1,5 @@`
`1`	`1`	`// RUN: 3c %s \| count 0`
	`2`	`+// RUN: 3c %s \| %clang -c -fcheckedc-extension -x c -o %t.unused -`
`2`	`3`
`3`	`4`	`void foo(char *a);`
`4`	`5`	`void bar(int *a);`