[glibc/azanella/clang] stdio: Fix tst-printf-width-i18n for clang

[glibc/azanella/clang] stdio: Fix tst-printf-width-i18n for clang

[Adhemerval Zanella]

https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=2f3bf69833928cfd4a933359a7661e6c202ea77d

commit 2f3bf69833928cfd4a933359a7661e6c202ea77d
Author: Adhemerval Zanella <adhemerval.zanella@linaro.org>
Date:   Fri May 20 10:22:56 2022 -0300

    stdio: Fix tst-printf-width-i18n for clang

Diff:
---
 stdio-common/Makefile                | 1 +
 stdio-common/tst-printf-width-i18n.c | 9 +++++++++
 2 files changed, 10 insertions(+)

diff --git a/stdio-common/Makefile b/stdio-common/Makefile
index ed75d09764..1bb0a381f1 100644
--- a/stdio-common/Makefile
+++ b/stdio-common/Makefile
@@ -97,6 +97,7 @@ aux := \
   # aux
 
 tests := \
+  tst-printf-width-i18n \
   bug-vfprintf-nargs \
   bug1 \
   bug10 \
diff --git a/stdio-common/tst-printf-width-i18n.c b/stdio-common/tst-printf-width-i18n.c
index 2355f30d67..2d3e742df1 100644
--- a/stdio-common/tst-printf-width-i18n.c
+++ b/stdio-common/tst-printf-width-i18n.c
@@ -23,6 +23,7 @@
 #include <stdio.h>
 #include <support/support.h>
 #include <support/check.h>
+#include <libc-diag.h>
 
 static int
 do_test (void)
@@ -48,6 +49,9 @@ do_test (void)
   TEST_COMPARE_STRING (buf, " INR12,345.67");
 
   /* Translated.  */
+  /* clang does not know about the GNU extension 'I'.  */
+  DIAG_PUSH_NEEDS_COMMENT_CLANG;
+  DIAG_IGNORE_NEEDS_COMMENT_CLANG (14, "-Wformat-invalid-specifier");
   TEST_COMPARE (sprintf (buf, "%I16d", 12345), 16);
   TEST_COMPARE_STRING (buf, " १२३४५");
   TEST_COMPARE (sprintf (buf, "%I12.2f", 12345.67), 26);
@@ -58,6 +62,7 @@ do_test (void)
   TEST_COMPARE_STRING (buf, " १२,३४५");
   TEST_COMPARE (sprintf (buf, "%'I12.2f", 12345.67), 26);
   TEST_COMPARE_STRING (buf, "   १२,३४५.६७");
+  DIAG_POP_NEEDS_COMMENT_CLANG
 
   xsetlocale (LC_ALL, "ps_AF.UTF-8");
 
@@ -78,6 +83,9 @@ do_test (void)
   TEST_COMPARE_STRING (buf, "  12٬346 AFN"); /* Counts bytes.   */
 
   /* Translated.  */
+  /* clang does not know about the GNU extension 'I'.  */
+  DIAG_PUSH_NEEDS_COMMENT_CLANG;
+  DIAG_IGNORE_NEEDS_COMMENT_CLANG (14, "-Wformat-invalid-specifier");
   TEST_COMPARE (sprintf (buf, "%I11d", 12345), 11);
   TEST_COMPARE_STRING (buf, " ١٢٣۴٥");
   TEST_COMPARE (sprintf (buf, "%I12.2f", 12345.67), 20);
@@ -88,6 +96,7 @@ do_test (void)
   TEST_COMPARE_STRING (buf, " ١٢٬٣۴٥");
   TEST_COMPARE (sprintf (buf, "%'I12.2f", 12345.67), 21);
   TEST_COMPARE_STRING (buf, "   ١٢٬٣۴٥٫٦٧");
+  DIAG_POP_NEEDS_COMMENT_CLANG
 
   return 0;
 }