From ce5b8b9cfc086b57d374c80ce483be55564f0895 Mon Sep 17 00:00:00 2001 From: "jan.nijtmans" Date: Thu, 10 Mar 2011 21:32:38 +0000 Subject: [Bug 3205320]: stack space detection defeated by inlining --- ChangeLog | 5 +++++ unix/configure | 8 +++++--- unix/configure.in | 8 +++++--- 3 files changed, 15 insertions(+), 6 deletions(-) diff --git a/ChangeLog b/ChangeLog index 781589c..cd908d6 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,8 @@ +2011-03-10 Jan Nijtmans + + * unix/configure.in [Bug 3205320]: stack space detection defeated by inlining + * unix/configure: (autoconf-2.59) + 2011-03-09 Don Porter * generic/tclNamesp.c: Tighten the detector of nested [namespace code] diff --git a/unix/configure b/unix/configure index 8fbaebc..96e50d9 100755 --- a/unix/configure +++ b/unix/configure @@ -18734,11 +18734,13 @@ cat >>conftest.$ac_ext <<_ACEOF int StackGrowsUp(int *parent) { int here; - return (&here < parent); + if (parent) + return (&here < parent); + else + return StackGrowsUp(&here); } int main (int argc, char *argv[]) { - int foo; - return StackGrowsUp(&foo); + return StackGrowsUp(0); } _ACEOF diff --git a/unix/configure.in b/unix/configure.in index 87731a1..473758d 100644 --- a/unix/configure.in +++ b/unix/configure.in @@ -705,11 +705,13 @@ AC_CACHE_CHECK([if the C stack grows upwards in memory], tcl_cv_stack_grows_up, AC_TRY_RUN([ int StackGrowsUp(int *parent) { int here; - return (&here < parent); + if (parent) + return (&here < parent); + else + return StackGrowsUp(&here); } int main (int argc, char *argv[]) { - int foo; - return StackGrowsUp(&foo); + return StackGrowsUp(0); } ], tcl_cv_stack_grows_up=yes, tcl_cv_stack_grows_up=no, tcl_cv_stack_grows_up=unknown)]) -- cgit v0.12