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| author | Nick Clifton <nickc@redhat.com> | 2016-03-22 09:41:16 +0000 |
|---|---|---|
| committer | Nick Clifton <nickc@redhat.com> | 2016-03-22 09:41:16 +0000 |
| commit | 9780e045073b1719a7a4c6cbe00e4aa7525bd180 (patch) | |
| tree | 3def78d7a5256187ded65f646443c1d13101d0a3 /ld | |
| parent | 648c5cbbf34dcbf96bde7e07b14868777fd5d635 (diff) | |
| download | gdb-9780e045073b1719a7a4c6cbe00e4aa7525bd180.zip gdb-9780e045073b1719a7a4c6cbe00e4aa7525bd180.tar.gz gdb-9780e045073b1719a7a4c6cbe00e4aa7525bd180.tar.bz2 | |
Add -Wstack-usage to the gcc warning flags list, but only if using a sufficiently recent version of gcc.
bfd * warning.m4 (GCC_WARN_CFLAGS): Only add -Wstack-usage if using a
sufficiently recent version of GCC.
* configure: Regenerate.
others * configure: Regenerate.
Diffstat (limited to 'ld')
| -rw-r--r-- | ld/ChangeLog | 4 | ||||
| -rwxr-xr-x | ld/configure | 20 |
2 files changed, 23 insertions, 1 deletions
diff --git a/ld/ChangeLog b/ld/ChangeLog index eda1986..92a71b7 100644 --- a/ld/ChangeLog +++ b/ld/ChangeLog @@ -1,3 +1,7 @@ +2016-03-22 Nick Clifton <nickc@redhat.com> + + * configure: Regenerate. + 2016-03-21 Nick Clifton <nickc@redhat.com> * emultempl/msp430.em: Replace use of alloca with call to xmalloc. diff --git a/ld/configure b/ld/configure index 4d8f237..572faa7 100755 --- a/ld/configure +++ b/ld/configure @@ -15540,7 +15540,10 @@ fi # Set the 'development' global. . $srcdir/../bfd/development.sh +# Default set of GCC warnings to enable. GCC_WARN_CFLAGS="-W -Wall -Wstrict-prototypes -Wmissing-prototypes" + +# Add -Wshadow if the compiler is a sufficiently recent version of GCC. cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ __GNUC__ @@ -15554,6 +15557,21 @@ fi rm -f conftest* +# Add -Wstack-usage if the compiler is a sufficiently recent version of GCC. +cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +__GNUC__ +_ACEOF +if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | + $EGREP "^[0-4]$" >/dev/null 2>&1; then : + +else + GCC_WARN_CFLAGS="$GCC_WARN_CFLAGS -Wstack-usage=262144" +fi +rm -f conftest* + + + # Check whether --enable-werror was given. if test "${enable_werror+set}" = set; then : enableval=$enable_werror; case "${enableval}" in @@ -15581,7 +15599,7 @@ fi NO_WERROR= if test "${ERROR_ON_WARNING}" = yes ; then - GCC_WARN_CFLAGS="$GCC_WARN_CFLAGS -Werror -Wstack-usage=262144" + GCC_WARN_CFLAGS="$GCC_WARN_CFLAGS -Werror" NO_WERROR="-Wno-error" fi |