# VHDL222: Forbidden pragmas should not be used ## Summary ```{raw} html

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ReliabilitySecurityMaintainabilityCode attributeEffort to fixTags
LOW--Intentionality | Complete10minsynthesis, vscode, simulation, linter
``` ## Description ```{raw} html

The following pragmas should not be used: 

-- pragma translate_off
-- pragma translate_on
-- synopsys translate_off
-- synopsys translate_on
-- synthesis translate_off
-- synthesis translate_on
-- exemplar translate_off
-- exemplar translate_on
-- altera translate_off
-- altera translate_on
-- xilinx translate_off
-- xilinx translate_on

-- pragma synthesis_off
-- pragma synthesis_on
-- synopsys synthesis_off
-- synopsys synthesis_on

-- RTL_SYNTHESIS OFF
-- RTL_SYNTHESIS ON

-- vhdl_comp_on
-- vhdl_comp_off

This list can be updated through the pragmas parameter.

``` ## Parameters ```{raw} html

Count: 1

ParameterValueDescription
pragmastranslate_on,translate_off,synthesis_on,synthesis_off,RTL_SYNTHESIS OFF,RTL_SYNTHESIS ON,vhdl_comp_on,vhdl_comp_offComma-separated list of forbidden pragmas
``` ```{raw} html ```