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From: Jonathan Wakely <redi@gcc.gnu.org>
To: gcc-cvs@gcc.gnu.org, libstdc++-cvs@gcc.gnu.org
Subject: [gcc r12-10230] libstdc++: Fix warning during configure
Date: Mon, 18 Mar 2024 14:04:07 +0000 (GMT) [thread overview]
Message-ID: <20240318140407.C37303858C5F@sourceware.org> (raw)
https://gcc.gnu.org/g:96e7603bf662010d282d739841c133e0723a2d39
commit r12-10230-g96e7603bf662010d282d739841c133e0723a2d39
Author: Jonathan Wakely <jwakely@redhat.com>
Date: Wed Nov 1 14:20:33 2023 +0000
libstdc++: Fix warning during configure
The checks for snprintf give a -Wformat warning due to a missing
argument.
libstdc++-v3/ChangeLog:
* acinclude.m4 (GLIBCXX_ENABLE_C99): Fix snprintf checks.
* configure: Regenerate.
(cherry picked from commit 8a4cde6319b40802a842a8fe71267524dd8af828)
Diff:
---
libstdc++-v3/acinclude.m4 | 4 ++--
libstdc++-v3/configure | 8 ++++----
2 files changed, 6 insertions(+), 6 deletions(-)
diff --git a/libstdc++-v3/acinclude.m4 b/libstdc++-v3/acinclude.m4
index 321065aff72..c25e8a70638 100644
--- a/libstdc++-v3/acinclude.m4
+++ b/libstdc++-v3/acinclude.m4
@@ -978,7 +978,7 @@ AC_DEFUN([GLIBCXX_ENABLE_C99], [
vscanf("%i", args);
vsnprintf(fmt, 0, "%i", args);
vsscanf(fmt, "%i", args);
- snprintf(fmt, 0, "%i");
+ snprintf(fmt, 0, "%i", 1);
}], [],
[glibcxx_cv_c99_stdio_cxx98=yes], [glibcxx_cv_c99_stdio_cxx98=no])
])
@@ -1210,7 +1210,7 @@ AC_DEFUN([GLIBCXX_ENABLE_C99], [
vscanf("%i", args);
vsnprintf(fmt, 0, "%i", args);
vsscanf(fmt, "%i", args);
- snprintf(fmt, 0, "%i");
+ snprintf(fmt, 0, "%i", 1);
}], [],
[glibcxx_cv_c99_stdio_cxx11=yes], [glibcxx_cv_c99_stdio_cxx11=no])
])
diff --git a/libstdc++-v3/configure b/libstdc++-v3/configure
index b371f422ff3..67cae65c533 100755
--- a/libstdc++-v3/configure
+++ b/libstdc++-v3/configure
@@ -17573,7 +17573,7 @@ else
vscanf("%i", args);
vsnprintf(fmt, 0, "%i", args);
vsscanf(fmt, "%i", args);
- snprintf(fmt, 0, "%i");
+ snprintf(fmt, 0, "%i", 1);
}
int
main ()
@@ -17604,7 +17604,7 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
vscanf("%i", args);
vsnprintf(fmt, 0, "%i", args);
vsscanf(fmt, "%i", args);
- snprintf(fmt, 0, "%i");
+ snprintf(fmt, 0, "%i", 1);
}
int
main ()
@@ -18249,7 +18249,7 @@ else
vscanf("%i", args);
vsnprintf(fmt, 0, "%i", args);
vsscanf(fmt, "%i", args);
- snprintf(fmt, 0, "%i");
+ snprintf(fmt, 0, "%i", 1);
}
int
main ()
@@ -18280,7 +18280,7 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
vscanf("%i", args);
vsnprintf(fmt, 0, "%i", args);
vsscanf(fmt, "%i", args);
- snprintf(fmt, 0, "%i");
+ snprintf(fmt, 0, "%i", 1);
}
int
main ()
reply other threads:[~2024-03-18 14:04 UTC|newest]
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