7.2.4 Features for dg-add-options

The supported values of feature for directive dg-add-options are:

arm_neon

NEON support. Only ARM targets support this feature, and only then in certain modes; see the arm_neon_ok effective target keyword.

arm_neon_fp16

NEON and half-precision floating point support. Only ARM targets support this feature, and only then in certain modes; see the arm_neon_fp16_ok effective target keyword.

arm_vfp3

arm vfp3 floating point support; see the arm_vfp3_ok effective target keyword.

bind_pic_locally

Add the target-specific flags needed to enable functions to bind locally when using pic/PIC passes in the testsuite.

c99_runtime

Add the target-specific flags needed to access the C99 runtime.

ieee

Add the target-specific flags needed to enable full IEEE compliance mode.

mips16_attribute

mips16 function attributes. Only MIPS targets support this feature, and only then in certain modes.

tls

Add the target-specific flags needed to use thread-local storage.