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| author | vlefevre <vlefevre@280ebfd0-de03-0410-8827-d642c229c3f4> | 2019-07-06 20:55:39 +0000 |
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| committer | vlefevre <vlefevre@280ebfd0-de03-0410-8827-d642c229c3f4> | 2019-07-06 20:55:39 +0000 |
| commit | 7f3f162cce6b5491da99a5ee2bea4f09318f4348 (patch) | |
| tree | 04c69f60d5f510c25c598c63223ef777e5638d70 | |
| parent | 62cac8e84bf0d1795fdaed9622dcfeaee41b93cd (diff) | |
| download | mpfr-7f3f162cce6b5491da99a5ee2bea4f09318f4348.tar.gz | |
[acinclude.m4] Added missing "const" qualifier to "char *" in a test;
needed with GCC's "-Wwrite-strings -Werror".
(merged changeset r13519 from the trunk)
git-svn-id: svn://scm.gforge.inria.fr/svn/mpfr/branches/4.0@13520 280ebfd0-de03-0410-8827-d642c229c3f4
| -rw-r--r-- | acinclude.m4 | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/acinclude.m4 b/acinclude.m4 index 02a11973c..b3035600b 100644 --- a/acinclude.m4 +++ b/acinclude.m4 @@ -438,12 +438,14 @@ if test "$mpfr_cv_nanisnan" = "yes"; then AC_MSG_WARN([platform and/or document the behavior.]) fi -dnl Check if the chars '0' to '9' are consecutive values +dnl Check if the chars '0' to '9', 'a' to 'z', and 'A' to 'Z' are +dnl consecutive values. +dnl The const is necessary with GCC's "-Wwrite-strings -Werror". AC_MSG_CHECKING([if charset has consecutive values]) AC_RUN_IFELSE([AC_LANG_PROGRAM([[ -char *number = "0123456789"; -char *lower = "abcdefghijklmnopqrstuvwxyz"; -char *upper = "ABCDEFGHIJKLMNOPQRSTUVWXYZ"; +const char *number = "0123456789"; +const char *lower = "abcdefghijklmnopqrstuvwxyz"; +const char *upper = "ABCDEFGHIJKLMNOPQRSTUVWXYZ"; ]],[[ int i; unsigned char *p; |