[gcc r17-1853] libstdc++: Remove trailing whitespace in acinclude.m4

[Jonathan Wakely]

https://gcc.gnu.org/g:3a87b1bffd9887a7970b9a49c48c54a209d5ce30

commit r17-1853-g3a87b1bffd9887a7970b9a49c48c54a209d5ce30
Author: Jonathan Wakely <jwakely@redhat.com>
Date:   Thu Jun 25 12:23:54 2026 +0100

    libstdc++: Remove trailing whitespace in acinclude.m4
    
    libstdc++-v3/ChangeLog:
    
            * acinclude.m4 (GLIBCXX_CHECK_STDIO_LOCKING): Remove trailing
            whitespace.

Diff:
---
 libstdc++-v3/acinclude.m4 | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libstdc++-v3/acinclude.m4 b/libstdc++-v3/acinclude.m4
index a444a3b649ca..c064b1271ece 100644
--- a/libstdc++-v3/acinclude.m4
+++ b/libstdc++-v3/acinclude.m4
@@ -5861,7 +5861,7 @@ AC_DEFUN([GLIBCXX_CHECK_STDIO_LOCKING], [
 	  }
 	  ]],[[
 	  f1_type twritable = &::__fwritable;
-	  f1_type tblk = &::__flbf; 
+	  f1_type tblk = &::__flbf;
 	  f2_type pbufsize = &::__fbufsize;
 	  FILE* f = ::fopen("", "");
 	  int i = ::__overflow(f, EOF);