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authorTrevor Saunders <tbsaunde+binutils@tbsaunde.org>2016-03-19 21:48:35 -0400
committerTrevor Saunders <tbsaunde+binutils@tbsaunde.org>2016-03-31 07:30:56 -0400
commit6757cf57697d30c73f4e3f314883ad2d8999eac6 (patch)
treece9bd791ba49b4cb58f277209d52f7e7793edb13 /gprof
parente4a0c708776681a6839c4335f999e45251e7b991 (diff)
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enable -Wwrite-strings for gas
We add a new AC_SUBST to warning.m4 so that the test if the warning is supported is centralized, but the warning can be enabled per directory. binutils/ChangeLog: 2016-03-31 Trevor Saunders <tbsaunde+binutils@tbsaunde.org> * configure: Regenerate. gprof/ChangeLog: 2016-03-31 Trevor Saunders <tbsaunde+binutils@tbsaunde.org> * configure: Regenerate. ld/ChangeLog: 2016-03-31 Trevor Saunders <tbsaunde+binutils@tbsaunde.org> * configure: Regenerate. opcodes/ChangeLog: 2016-03-31 Trevor Saunders <tbsaunde+binutils@tbsaunde.org> * configure: Regenerate. bfd/ChangeLog: 2016-03-31 Trevor Saunders <tbsaunde+binutils@tbsaunde.org> * configure: Regenerate. * warning.m4: Add WARN_WRITE_STRINGS AC_SUBST. gold/ChangeLog: 2016-03-31 Trevor Saunders <tbsaunde+binutils@tbsaunde.org> * configure: Regenerate. gas/ChangeLog: 2016-03-31 Trevor Saunders <tbsaunde+binutils@tbsaunde.org> * Makefile.am: Add WARN_WRITE_STRINGS to WARN_CFLAGS. * Makefile.in: Regenerate. * configure: Likewise.
Diffstat (limited to 'gprof')
-rwxr-xr-xgprof/configure20
1 files changed, 18 insertions, 2 deletions
diff --git a/gprof/configure b/gprof/configure
index 77bfe7f..5b8fbd7 100755
--- a/gprof/configure
+++ b/gprof/configure
@@ -602,6 +602,7 @@ ac_subst_vars='am__EXEEXT_FALSE
am__EXEEXT_TRUE
LTLIBOBJS
LIBOBJS
+WARN_WRITE_STRINGS
NO_WERROR
WARN_CFLAGS
GENINSRC_NEVER_FALSE
@@ -10897,7 +10898,7 @@ else
lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
lt_status=$lt_dlunknown
cat > conftest.$ac_ext <<_LT_EOF
-#line 10900 "configure"
+#line 10901 "configure"
#include "confdefs.h"
#if HAVE_DLFCN_H
@@ -11003,7 +11004,7 @@ else
lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
lt_status=$lt_dlunknown
cat > conftest.$ac_ext <<_LT_EOF
-#line 11006 "configure"
+#line 11007 "configure"
#include "confdefs.h"
#if HAVE_DLFCN_H
@@ -12128,6 +12129,20 @@ fi
rm -f conftest*
+# Set WARN_WRITE_STRINGS if the compiler supports -Wwrite-strings.
+WARN_WRITE_STRINGS=""
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+__GNUC__
+_ACEOF
+if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
+ $EGREP "^[0-3]$" >/dev/null 2>&1; then :
+
+else
+ WARN_WRITE_STRINGS="-Wwrite-strings"
+fi
+rm -f conftest*
+
# Check whether --enable-werror was given.
if test "${enable_werror+set}" = set; then :
@@ -12193,6 +12208,7 @@ fi
+
ac_config_files="$ac_config_files Makefile po/Makefile.in:po/Make-in"
cat >confcache <<\_ACEOF