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| author | Fraser Tweedale <frase@frase.id.au> | 2019-04-08 17:27:06 +1000 |
|---|---|---|
| committer | Marge Bot <ben+marge-bot@smart-cactus.org> | 2019-04-23 09:27:30 -0400 |
| commit | 6a491726bbe000c4b0effc4175caaaabc7416f1e (patch) | |
| tree | ce102819ef7c530b68916564249a15621722e2e1 /rts/posix/OSMem.c | |
| parent | 1959bad3feb9a05c8a5f2a4249a2506c5770d6fe (diff) | |
| download | haskell-6a491726bbe000c4b0effc4175caaaabc7416f1e.tar.gz | |
osReserveHeapMemory: handle signed rlim_t
rlim_t is a signed type on FreeBSD, and the build fails with a
sign-compare error. Add explicit (unsigned) cast to handle this
case.
Diffstat (limited to 'rts/posix/OSMem.c')
| -rw-r--r-- | rts/posix/OSMem.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/rts/posix/OSMem.c b/rts/posix/OSMem.c index 6bec6b8602..4e5c5c170f 100644 --- a/rts/posix/OSMem.c +++ b/rts/posix/OSMem.c @@ -546,10 +546,12 @@ void *osReserveHeapMemory(void *startAddressPtr, W_ *len) #if defined(HAVE_SYS_RESOURCE_H) && defined(HAVE_SYS_TIME_H) struct rlimit limit; + /* rlim_t is signed on some platforms, including FreeBSD; + * explicitly cast to avoid sign compare error */ if (!getrlimit(RLIMIT_AS, &limit) && limit.rlim_cur > 0 - && *len > limit.rlim_cur) { - *len = limit.rlim_cur; + && *len > (unsigned) limit.rlim_cur) { + *len = (unsigned) limit.rlim_cur; } #endif |