[gcc/devel/omp/gcc-14] nvptx: Support '-mfake-ptx-alloca': defer failure to run-time 'alloca' usage

https://gcc.gnu.org/g:2c87363e915f799ef9fd42026d2c2991ca9a commit 2c87363e915f799ef9fd42026d2c2991ca9a Author: Thomas Schwinge Date: Sun Apr 6 17:44:18 2025 +0200 nvptx: Support '-mfake-ptx-alloca': defer failure to run-time 'alloca' usage Follow-up to commit 1146410c0feb0

[gcc/devel/omp/gcc-14] nvptx: Support '-mfake-ptx-alloca'

https://gcc.gnu.org/g:5c438e57d7ebef246b1c61be06983d507bf23a40 commit 5c438e57d7ebef246b1c61be06983d507bf23a40 Author: Thomas Schwinge Date: Mon Feb 24 16:13:11 2025 +0100 nvptx: Support '-mfake-ptx-alloca' With '-mfake-ptx-alloca' enabled, the user-visible behavior changes only