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mesa/st: fix strict aliasing issue in int64 code.

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This fixes the int64 code same as the double code.

Reviewed-by: Timothy Arceri <t_arceri@yahoo.com.au>
Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Dave Airlie 2017-02-08 01:23:00 +00:00
parent 30cff4f5f7
commit c674f11e42
1 changed files with 2 additions and 4 deletions
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6
src/mesa/state_tracker/st_glsl_to_tgsi.cpp
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@ -3363,15 +3363,13 @@ glsl_to_tgsi_visitor::visit(ir_constant *ir)
case GLSL_TYPE_INT64:
gl_type = GL_INT64_ARB;
for (i = 0; i < ir->type->vector_elements; i++) {
values[i * 2].i = *(uint32_t *)&ir->value.d[i];
values[i * 2 + 1].i = *(((uint32_t *)&ir->value.d[i]) + 1);
memcpy(&values[i * 2], &ir->value.d[i], sizeof(int64_t));
}
break;
case GLSL_TYPE_UINT64:
gl_type = GL_UNSIGNED_INT64_ARB;
for (i = 0; i < ir->type->vector_elements; i++) {
values[i * 2].i = *(uint32_t *)&ir->value.d[i];
values[i * 2 + 1].i = *(((uint32_t *)&ir->value.d[i]) + 1);
memcpy(&values[i * 2], &ir->value.d[i], sizeof(uint64_t));
}
break;
case GLSL_TYPE_UINT: