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runtime/cgo: add cast in C code to avoid C compiler warning

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Fixes #44340

Change-Id: Id80dd1f44a988b653933732afcc8e49a826affc4
Reviewed-on: https://go-review.googlesource.com/c/go/+/293209
Reviewed-by: Andrew G. Morgan <agm@google.com>
Reviewed-by: Bryan C. Mills <bcmills@google.com>
Trust: Ian Lance Taylor <iant@golang.org>
Run-TryBot: Ian Lance Taylor <iant@golang.org>
This commit is contained in:
Ian Lance Taylor 2021-02-17 12:03:13 -08:00
parent 2f0da6d9e2
commit 07ef313525
1 changed files with 1 additions and 1 deletions
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2
src/runtime/cgo/linux_syscall.c
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@ -32,7 +32,7 @@ typedef struct {
#define SET_RETVAL(fn) \
uintptr_t ret = (uintptr_t) fn ; \
if (ret == -1) { \
if (ret == (uintptr_t) -1) { \
x->retval = (uintptr_t) errno; \
} else \
x->retval = ret