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tgsi/scan: add an assert for the size of the samplers_declared bitfield

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The literal 1 is a (signed) int, and shifting into the sign bit is undefined
in C, so change occurences of 1 to 1u.

Reviewed-by: Brian Paul <brianp@vmware.com>
This commit is contained in:
Nicolai Hähnle 2016-04-07 12:19:56 -05:00
parent cc39879989
commit 4bfcc86bf9
1 changed files with 2 additions and 1 deletions
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3
src/gallium/auxiliary/tgsi/tgsi_scan.c
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@ -464,7 +464,8 @@ scan_declaration(struct tgsi_shader_info *info,
}
}
} else if (file == TGSI_FILE_SAMPLER) {
info->samplers_declared |= 1 << reg;
STATIC_ASSERT(sizeof(info->samplers_declared) * 8 >= PIPE_MAX_SAMPLERS);
info->samplers_declared |= 1u << reg;
} else if (file == TGSI_FILE_SAMPLER_VIEW) {
unsigned target = fulldecl->SamplerView.Resource;
assert(target < TGSI_TEXTURE_UNKNOWN);