Mesa (master): rbug: Fix use of alloca() without #include "c99_alloca.h"

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Module: Mesa
Branch: master
Commit: 2649609ac540108eb567ddf36bd1ac5ec75691af
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=2649609ac540108eb567ddf36bd1ac5ec75691af

Author: Jon Turney <jon.turney at dronecode.org.uk>
Date:   Sat Oct 19 14:43:49 2019 +0100

rbug: Fix use of alloca() without #include "c99_alloca.h"

[12/60] Compiling C object 'src/gallium/auxiliary/eb820e8@@gallium at sta/rbug_rbug_texture.c.o'.
FAILED: src/gallium/auxiliary/eb820e8@@gallium at sta/rbug_rbug_texture.c.o
[...]
../src/gallium/auxiliary/rbug/rbug_texture.c: In function 'rbug_send_texture_info_reply':
../src/gallium/auxiliary/rbug/rbug_texture.c:302:21: error: implicit declaration of function 'alloca'; did you mean 'malloc'? [-Werror=implicit-function-declaration]
  uint32_t *height = alloca(sizeof(uint32_t) * height_len);
                     ^~~~~~
                     malloc
../src/gallium/auxiliary/rbug/rbug_texture.c:302:21: warning: initialization makes pointer from integer without a cast [-Wint-conversion]
../src/gallium/auxiliary/rbug/rbug_texture.c:303:20: warning: initialization makes pointer from integer without a cast [-Wint-conversion]
  uint32_t *depth = alloca(sizeof(uint32_t) * height_len);
                    ^~~~~~
cc1: some warnings being treated as errors

Include c99_alloca.h to portably make the alloca() prototype available.

See also: 498d9d0f, adfb9c5c, fc8139b1

Fixes: 6174cba7 ("rbug: fix transmitted texture sizes")
Reviewed-by: Eric Engestrom <eric at engestrom.ch>
Reviewed-by: Christian Gmeiner <christian.gmeiner at gmail.com>

---

 src/gallium/auxiliary/rbug/rbug_texture.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/gallium/auxiliary/rbug/rbug_texture.c b/src/gallium/auxiliary/rbug/rbug_texture.c
index 768e9505cca..b0d8c60d46d 100644
--- a/src/gallium/auxiliary/rbug/rbug_texture.c
+++ b/src/gallium/auxiliary/rbug/rbug_texture.c
@@ -34,6 +34,8 @@
  * Functions ending with _reply are replies to requests.
  */
 
+#include "c99_alloca.h"
+
 #include "rbug_internal.h"
 #include "rbug_texture.h"