On 04/07/2016 11:35 AM, Nicolai Hähnle wrote:
From: Nicolai Hähnle <nicolai.haeh...@amd.com>

The literal 1 is a (signed) int, and shifting into the sign bit is undefined
in C, so change occurences of 1 to 1u.
---
  src/gallium/auxiliary/tgsi/tgsi_scan.c | 4 +++-
  1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/gallium/auxiliary/tgsi/tgsi_scan.c 
b/src/gallium/auxiliary/tgsi/tgsi_scan.c
index d90fb1d..0eb8c68 100644
--- a/src/gallium/auxiliary/tgsi/tgsi_scan.c
+++ b/src/gallium/auxiliary/tgsi/tgsi_scan.c
@@ -464,7 +464,7 @@ scan_declaration(struct tgsi_shader_info *info,
              }
           }
        } else if (file == TGSI_FILE_SAMPLER) {
-         info->samplers_declared |= 1 << reg;
+         info->samplers_declared |= 1u << reg;
        } else if (file == TGSI_FILE_SAMPLER_VIEW) {
           unsigned target = fulldecl->SamplerView.Resource;
           assert(target < TGSI_TEXTURE_UNKNOWN);
@@ -540,6 +540,8 @@ tgsi_scan_shader(const struct tgsi_token *tokens,
     for (i = 0; i < Elements(info->sampler_targets); i++)
        info->sampler_targets[i] = TGSI_TEXTURE_UNKNOWN;

+   assert(sizeof(info->samplers_declared) * 8 >= PIPE_MAX_SAMPLERS);
+
     /**
      ** Setup to begin parsing input shader
      **/


For 1-4,
Reviewed-by: Brian Paul <bri...@vmware.com>

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