diff options
Diffstat (limited to 'intern/cycles/kernel/kernel_compat_cpu.h')
| -rw-r--r-- | intern/cycles/kernel/kernel_compat_cpu.h | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/intern/cycles/kernel/kernel_compat_cpu.h b/intern/cycles/kernel/kernel_compat_cpu.h index 459f1a28f63..21da180bb8e 100644 --- a/intern/cycles/kernel/kernel_compat_cpu.h +++ b/intern/cycles/kernel/kernel_compat_cpu.h @@ -404,7 +404,18 @@ template<typename T> struct texture_image { return r; } - ccl_never_inline float4 interp_3d_ex_tricubic(float x, float y, float z) + /* TODO(sergey): For some unspeakable reason both GCC-6 and Clang-3.9 are + * causing stack overflow issue in this function unless it is inlined. + * + * Only happens for AVX2 kernel and global __KERNEL_SSE__ vectorization + * enabled. + */ +#ifdef __GNUC__ + ccl_always_inline +#else + ccl_never_inline +#endif + float4 interp_3d_ex_tricubic(float x, float y, float z) { int ix, iy, iz; int nix, niy, niz; |