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authorAndreas Schwab <schwab@suse.de>2018-09-27 11:12:13 +0200
committerAndreas Schwab <schwab@suse.de>2018-09-27 12:31:03 +0200
commitf841c97e515a1673485a2b12b3c280073d737890 (patch)
tree67decd1b815cb83bcee1fd064fe298a8e9b99c77 /stdlib
parent6ca8284e7a522ce3cdc9fdd2e73795c753890634 (diff)
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Fix stack overflow in tst-setcontext9 (bug 23717)
The function f1a, executed on a stack of size 32k, allocates an object of
size 32k on the stack.  Make the stack variables static to reduce
excessive stack usage.
Diffstat (limited to 'stdlib')
-rw-r--r--stdlib/tst-setcontext9.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/stdlib/tst-setcontext9.c b/stdlib/tst-setcontext9.c
index db8355766c..009928235d 100644
--- a/stdlib/tst-setcontext9.c
+++ b/stdlib/tst-setcontext9.c
@@ -58,7 +58,7 @@ f1b (void)
 static void
 f1a (void)
 {
-  char st2[32768];
+  static char st2[32768];
   puts ("start f1a");
   if (getcontext (&ctx[2]) != 0)
     {
@@ -93,7 +93,7 @@ f1a (void)
 static int
 do_test (void)
 {
-  char st1[32768];
+  static char st1[32768];
   puts ("making contexts");
   if (getcontext (&ctx[0]) != 0)
     {