[compiler-rt] r211008 - [asan] initialze varaibles to avoid a (false positive) report from gcc's -Wmaybe-uninitialized

[David Blaikie]

Should we just disable gccs warning since clang has a better/more
principled version anyway?
On Jun 16, 2014 1:53 AM, "Kostya Serebryany" <kcc at google.com> wrote:

> Author: kcc
> Date: Mon Jun 16 03:32:02 2014
> New Revision: 211008
>
> URL: http://llvm.org/viewvc/llvm-project?rev=211008&view=rev
> Log:
> [asan] initialze varaibles to avoid a (false positive) report from gcc's
> -Wmaybe-uninitialized
>
> Modified:
>
> compiler-rt/trunk/lib/sanitizer_common/sanitizer_common_interceptors.inc
>
> Modified:
> compiler-rt/trunk/lib/sanitizer_common/sanitizer_common_interceptors.inc
> URL:
> http://llvm.org/viewvc/llvm-project/compiler-rt/trunk/lib/sanitizer_common/sanitizer_common_interceptors.inc?rev=211008&r1=211007&r2=211008&view=diff
>
> ==============================================================================
> ---
> compiler-rt/trunk/lib/sanitizer_common/sanitizer_common_interceptors.inc
> (original)
> +++
> compiler-rt/trunk/lib/sanitizer_common/sanitizer_common_interceptors.inc
> Mon Jun 16 03:32:02 2014
> @@ -1812,7 +1812,7 @@ INTERCEPTOR(int, getsockopt, int sockfd,
>  INTERCEPTOR(int, accept, int fd, void *addr, unsigned *addrlen) {
>    void *ctx;
>    COMMON_INTERCEPTOR_ENTER(ctx, accept, fd, addr, addrlen);
> -  unsigned addrlen0;
> +  unsigned addrlen0 = 0;
>    if (addrlen) {
>      COMMON_INTERCEPTOR_READ_RANGE(ctx, addrlen, sizeof(*addrlen));
>      addrlen0 = *addrlen;
> @@ -1834,7 +1834,7 @@ INTERCEPTOR(int, accept, int fd, void *a
>  INTERCEPTOR(int, accept4, int fd, void *addr, unsigned *addrlen, int f) {
>    void *ctx;
>    COMMON_INTERCEPTOR_ENTER(ctx, accept4, fd, addr, addrlen, f);
> -  unsigned addrlen0;
> +  unsigned addrlen0 = 0;
>    if (addrlen) {
>      COMMON_INTERCEPTOR_READ_RANGE(ctx, addrlen, sizeof(*addrlen));
>      addrlen0 = *addrlen;
>
>
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