diff options
Diffstat (limited to 'nptl/tst-pthread-getattr.c')
| -rw-r--r-- | nptl/tst-pthread-getattr.c | 11 |
1 files changed, 5 insertions, 6 deletions
diff --git a/nptl/tst-pthread-getattr.c b/nptl/tst-pthread-getattr.c index a954778..e3634ea 100644 --- a/nptl/tst-pthread-getattr.c +++ b/nptl/tst-pthread-getattr.c @@ -43,7 +43,7 @@ static size_t pagesize; /* Check if the page in which TARGET lies is accessible. This will segfault if it fails. */ -static volatile char * +static volatile uintptr_t allocate_and_test (char *target) { volatile char *mem = (char *) &mem; @@ -51,7 +51,7 @@ allocate_and_test (char *target) mem = alloca ((size_t) (mem - target)); *mem = 42; - return mem; + return (uintptr_t) mem; } static int @@ -84,7 +84,6 @@ check_stack_top (void) { struct rlimit stack_limit; void *stackaddr; - volatile void *mem; size_t stacksize = 0; int ret; uintptr_t pagemask = ~(pagesize - 1); @@ -130,14 +129,14 @@ check_stack_top (void) stack and test access there. It is however sufficient to simply check if the top page is accessible, so we target our access halfway up the top page. Thanks Chris Metcalf for this idea. */ - mem = allocate_and_test (stackaddr + pagesize / 2); + uintptr_t mem = allocate_and_test (stackaddr + pagesize / 2); /* Before we celebrate, make sure we actually did test the same page. */ - if (((uintptr_t) stackaddr & pagemask) != ((uintptr_t) mem & pagemask)) + if (((uintptr_t) stackaddr & pagemask) != (mem & pagemask)) { printf ("We successfully wrote into the wrong page.\n" "Expected %#" PRIxPTR ", but got %#" PRIxPTR "\n", - (uintptr_t) stackaddr & pagemask, (uintptr_t) mem & pagemask); + (uintptr_t) stackaddr & pagemask, mem & pagemask); return 1; } |