[gentoo-commits] proj/sandbox:master commit in: /

["Mike Frysinger" <vapier@gentoo.org>]

commit:     5923bf16687481d275aa8d2e8ebaf4d9c5b32676
Author:     Mike Frysinger <vapier <AT> gentoo <DOT> org>
AuthorDate: Sun Sep 20 06:32:38 2015 +0000
Commit:     Mike Frysinger <vapier <AT> gentoo <DOT> org>
CommitDate: Sun Sep 20 06:32:38 2015 +0000
URL:        https://gitweb.gentoo.org/proj/sandbox.git/commit/?id=5923bf16

build: do not let gcc rewrite memory calls

We don't want gcc to rewrite malloc/memset calls to calloc as it
will make calloc recursively call itself.  Add other memory calls
just to be safe.

Signed-off-by: Mike Frysinger <vapier <AT> gentoo.org>

 configure.ac | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/configure.ac b/configure.ac
index 686ae4d..73227db 100644
--- a/configure.ac
+++ b/configure.ac
@@ -391,6 +391,10 @@ AC_DEFUN([SB_CHECK_CFLAG],[AX_CHECK_COMPILE_FLAG([$1],[CFLAGS="$CFLAGS $1"])])
 SB_CHECK_CFLAG([-Winvalid-pch])
 SB_CHECK_CFLAG([-fdata-sections])
 SB_CHECK_CFLAG([-ffunction-sections])
+dnl We have our own wrapped memory functions.
+SB_CHECK_CFLAG([-fno-builtin-calloc])
+SB_CHECK_CFLAG([-fno-builtin-malloc])
+SB_CHECK_CFLAG([-fno-builtin-realloc])
 AC_DEFUN([SB_CHECK_LDFLAG],[AX_CHECK_LINK_FLAG([-Wl,$1],[LDFLAGS="$LDFLAGS -Wl,$1"])])
 SB_CHECK_LDFLAG([--as-needed])
 SB_CHECK_LDFLAG([--gc-sections])