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glsl: OpenGLES GLSL 3.1 precision qualifiers ordering rules

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The OpenGLES GLSL 3.1 specification uses the precision qualifier
ordering rules from ARB_shading_language_420pack.

Signed-off-by: Jordan Justen <jordan.l.justen@intel.com>
Reviewed-by: Iago Toral Quiroga <itoral@igalia.com>
Reviewed-by: Marta Lofstedt <marta.lofstedt@intel.com>
This commit is contained in:
Jordan Justen
2015-10-15 14:47:34 -07:00
parent b6e9b2b7a0
commit 218e94906d
1 changed files with 4 additions and 2 deletions
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src/glsl/glsl_parser.yy
+4 -2
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@@ -948,7 +948,8 @@ parameter_qualifier:
if ($2.precision != ast_precision_none)
_mesa_glsl_error(&@1, state, "duplicate precision qualifier");
if (!state->has_420pack() && $2.flags.i != 0)
if (!(state->has_420pack() || state->is_version(420, 310)) &&
$2.flags.i != 0)
_mesa_glsl_error(&@1, state, "precision qualifiers must come last");
$$ = $2;
@@ -1847,7 +1848,8 @@ type_qualifier:
if ($2.precision != ast_precision_none)
_mesa_glsl_error(&@1, state, "duplicate precision qualifier");
if (!state->has_420pack() && $2.flags.i != 0)
if (!(state->has_420pack() || state->is_version(420, 310)) &&
$2.flags.i != 0)
_mesa_glsl_error(&@1, state, "precision qualifiers must come last");
$$ = $2;