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This causes problems on setups where ld.so is mapped at just over 1M:

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it zeroes out that area (as a result of one of the mmaps) and the
program consequently goes into an infinite loop.  Change the map sizes
to just one page to avoid that.



git-svn-id: svn://svn.valgrind.org/valgrind/trunk@5616
This commit is contained in:
Julian Seward 2006-02-06 23:22:31 +00:00
parent eeb7eaa4e1
commit c2a48e3498
1 changed files with 4 additions and 4 deletions
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8
memcheck/tests/zeropage.c
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@ -11,25 +11,25 @@
int main(void)
{
/* mmap(0x0, ... FIXED) should fail */
int* m = mmap(0x0, 1000000, PROT_READ|PROT_WRITE,
int* m = mmap(0x0, 4096, PROT_READ|PROT_WRITE,
MAP_PRIVATE|MAP_ANON|MAP_FIXED, -1, 0);
if (m != (int*)-1)
printf("succeeded?!\n");
/* mmap(0x1000, ... FIXED) should fail */
m = mmap((void*)0x1000, 1000000, PROT_READ|PROT_WRITE,
m = mmap((void*)0x1000, 4096, PROT_READ|PROT_WRITE,
MAP_PRIVATE|MAP_ANON|MAP_FIXED, -1, 0);
if (m != (int*)-1)
printf("succeeded?!\n");
/* mmap(0xa000, ... FIXED) should fail */
m = mmap((void*)0xa000, 1000000, PROT_READ|PROT_WRITE,
m = mmap((void*)0xa000, 4096, PROT_READ|PROT_WRITE,
MAP_PRIVATE|MAP_ANON|MAP_FIXED, -1, 0);
if (m != (int*)-1)
printf("succeeded?!\n");
/* mmap(0x10000, ... FIXED) should fail */
m = mmap((void*)0x10000, 1000000, PROT_READ|PROT_WRITE,
m = mmap((void*)0x10000, 4096, PROT_READ|PROT_WRITE,
MAP_PRIVATE|MAP_ANON|MAP_FIXED, -1, 0);
if (m == (int*)-1)
printf("failed?!\n");